Debugging is the process of finding and resolving errors or defects in a system, application, or computer code. It is an essential tool to ensure the development process runs smoothly and efficiently. A Debugging Expert has many years of experience working with debugging, troubleshooting, and software testing. They use a variety of tools and techniques to identify errors. It can help optimize your system, find any underlying issues, and enhance your overall user experience.

The expertise that our Debugging Expert can offer you is invaluable:

- Help debug existing applications and making them more efficient

- Troubleshoot issues within applications

- Resolve technical problems with code optimization

- Identify any potential security vulnerabilities

- Identify and resolve potential bug issues

Here's some projects that our Debugging Experts made real:

  • Solving complex code problems in multiple languages such as C++, Java, Python and Swift
  • Debugging application functionality across various software platforms
  • Resolving geolocation and Woocommerce issues
  • Enhancing the security of an existing system by identifying weak points in the source code
  • Fixing errors involving notification mechanisms based on given IDs

At Freelancer.com our expert Debugging Expert has consistently delivered excellent results to many satisfied clients. Our dedication to proactively finding potential problems is why so many companies choose us. If you're looking for a reliable professional to streamline your applications or fix errors within them then invite you to post your project and hire a Debugging Expert on Freelancer.com today!

Nga 36,696 vlerësimet, klientët vlerësojnë Debugging Experts 4.9 nga 5 yje.
Punësoni Debugging Experts

Debugging is the process of finding and resolving errors or defects in a system, application, or computer code. It is an essential tool to ensure the development process runs smoothly and efficiently. A Debugging Expert has many years of experience working with debugging, troubleshooting, and software testing. They use a variety of tools and techniques to identify errors. It can help optimize your system, find any underlying issues, and enhance your overall user experience.

The expertise that our Debugging Expert can offer you is invaluable:

- Help debug existing applications and making them more efficient

- Troubleshoot issues within applications

- Resolve technical problems with code optimization

- Identify any potential security vulnerabilities

- Identify and resolve potential bug issues

Here's some projects that our Debugging Experts made real:

  • Solving complex code problems in multiple languages such as C++, Java, Python and Swift
  • Debugging application functionality across various software platforms
  • Resolving geolocation and Woocommerce issues
  • Enhancing the security of an existing system by identifying weak points in the source code
  • Fixing errors involving notification mechanisms based on given IDs

At Freelancer.com our expert Debugging Expert has consistently delivered excellent results to many satisfied clients. Our dedication to proactively finding potential problems is why so many companies choose us. If you're looking for a reliable professional to streamline your applications or fix errors within them then invite you to post your project and hire a Debugging Expert on Freelancer.com today!

Nga 36,696 vlerësimet, klientët vlerësojnë Debugging Experts 4.9 nga 5 yje.
Punësoni Debugging Experts

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    I'm looking for a skilled React front-end developer to work with my Django through typescript and wordpress. Key Responsibilities: - Collaborate with the backend team to ensure seamless integration - Implement responsive design for a consistent user experience across devices - Develop custom forms and interactive charts/graphs as per project requirements - Perform SEO optimization for all the pages Ideal Skills: - Proficiency in React , typescript and Django - Experience with responsive design - Ability to create custom forms and interactive elements - Experienced and understanding in SEO is a must Personality : - No toxic working environment - Fast work deliveries, responsive, and agile If you're a proactive developer with a knack for front-end co...

    €3805 Average bid
    €3805 Oferta mesatare
    133 ofertat

    Samsung Smart TV (Tizen) App – Auto Logout When Playing Video + UI Lag ## Project Description Hello, I need an experienced **Samsung Smart TV (Tizen) developer**. I have a Smart TV application running directly on a **Samsung TV (Tizen OS)**. Login works correctly, but when playing any video channel, the app automatically logs out and returns to the login screen. --- ## Current Status * QR login works correctly * Manual login works correctly * Profiles load correctly * Session is active --- ## Main Issue When attempting to play any streaming channel: * The app logs out automatically * It redirects to the login screen * The session appears to reset --- ## Additional Issue (Performance) The UI has delay: * Typing takes 20–30 seconds to respond * Clicking elemen...

    €124 Average bid
    €124 Oferta mesatare
    38 ofertat
    Fix PHP Image Loading
    6 ditë left
    Të verifikuara

    I built my site with an AI generator and everything has been smooth until one stubborn page: every image on that page refuses to show. All the files sit right on the same server as the website, yet they still fail to appear in the browser—no broken-link icons, just empty space. I haven’t been able to verify whether the paths are mis-pointed or if something deeper in the PHP is blocking them, so I need a fresh set of eyes. Here’s what I’m after: • Quickly locate the root cause of the missing images on that single page (file-path, permissions, header output, or anything else you uncover). • Apply the fix and confirm the images render correctly across modern browsers. • Walk me through what went wrong and how you fixed it so I can avoid the same s...

    €12 Average bid
    €12 Oferta mesatare
    43 ofertat

    Embedded Systems Engineer – PCB Bring-Up & Firmware (Existing Design) We’re looking for an experienced embedded systems engineer to take ownership of an existing hardware design and carry it through PCB fabrication, bring-up, and firmware development. Current status • Schematic completed • PCB layout completed • BOM completed • No PCB fabrication or power-up testing performed yet Scope of work • Review existing schematic and PCB layout for fabrication readiness • Generate Gerbers and fabrication files • Support PCB fabrication and assembly (1–2 prototypes) • Perform initial power-up testing and hardware validation • Develop and iterate embedded firmware • Support system integration and testing What we&rsq...

    €43 / hr Average bid
    €43 / hr Oferta mesatare
    55 ofertat
    Fix & Optimize Bubble.io Mobile App
    6 ditë left
    Të verifikuara

    Web app built with that I converted into a mobile app using Appilix. The app works but has several issues. Most problems are on the mobile app version (buttons not responding, lag, poor responsiveness). A small number of bugs also exist directly on the Bubble website and need fixing there as well. I’m looking for someone who can mainly fix and optimize the mobile app, plus handle a few minor fixes on the Bubble side. Main Issues to Fix (App): Some buttons don’t respond or work inconsistently Navigation can lag or freeze App responsiveness is worse than the website Some mobile UI interactions don’t feel smooth Minor Work (Website / Bubble): Fix a few buttons / workflows that are also buggy on Bubble itself Important: The website mostly works...

    €630 - €841
    I vulosur
    €630 - €841
    59 ofertat

    I want to craft a classic side-scrolling platformer for a 6502-based console (Atari 7800) and need the entire game engine written from scratch in pure 6502 assembly. Nothing from previous projects will carry over, so every subsystem—graphics, input, physics, scrolling, and sound—has to be engineered fresh and optimised for tight memory constraints. The focus is solely on core engine programming. I’ll supply game design direction (it will be a frog sprite that hops tree to tree using his tongue to achieve a high score, simle arcade styled game), but to start the project I need: • 6502 assembly source code • Build scripts or makefiles that assemble a runnable ROM image • A simple demo level proving horizontal scrolling, sprite animation, collision detec...

    €93 Average bid
    €93 Oferta mesatare
    12 ofertat

    Necesito plasmar en una sola placa todo el sistema de control para seis tiras LED RGBW independientes basadas en el driver 2415F (protocolo de 2 hilos: Data + Clock). La idea es utilizar el módulo WT32-ETH01 —un ESP32 con Ethernet integrado— como cerebro de la solución, de modo que pueda gestionarse vía red local. Busco a alguien con experiencia intermedia demostrable en diseño electrónico y creación de PCBs que pueda: • Diseñar el esquema eléctrico incorporando el WT32-ETH01, las seis salidas de señal (Data y Clock por tira), la etapa de potencia necesaria para cada canal RGBW y la circuitería de protección. • Rutear la PCB procurando buena distribución de alimentación y se&n...

    €139 Average bid
    €139 Oferta mesatare
    30 ofertat
    Resolve WooCommerce PayPal Gateway
    6 ditë left
    Të verifikuara

    I’m running a live WooCommerce store and my checkout is failing whenever a customer selects PayPal. The order never completes, WooCommerce shows a generic “payment failed” notice, and the PayPal logs record an “invalid request” response. Everything else on the site is stable, so this is clearly a payment-gateway specific bug that needs urgent attention. Here’s what I know so far: • WooCommerce, WordPress, and all plugins are up to date. • PayPal is set up with the official WooCommerce PayPal Payments plugin (latest version). • API credentials have been double-checked and re-issued, yet the error persists. I need an experienced WooCommerce developer who can: • Trace the exact cause of the PayPal failure—whether it&rsq...

    €354 Average bid
    €354 Oferta mesatare
    221 ofertat
    Legacy Visual FoxPro Support Tasks
    6 ditë left
    Të verifikuara

    Our core business platform still runs on Visual FoxPro 9.0 and, while it remains stable, new issues surface whenever data volumes spike or Windows updates roll out. I need an experienced VFP hand to step into the codebase, trace defects, optimise slow queries, and generally keep the application healthy so staff can work uninterrupted. Here’s how I see the engagement unfolding: • Diagnose and repair any runtime errors or data-related glitches we flag. • Streamline heavy reports and long-running SELECTs to improve performance against tables that now exceed several million rows. • Refactor screens or forms where legacy UI logic causes freezes or display problems under newer Windows builds. • Leave the code cleaner than you found it—comment your changes ...

    €1272 Average bid
    €1272 Oferta mesatare
    3 ofertat
    Resolve Flutter Signup Issue
    5 ditë left
    Të verifikuara

    I need a sharp-eyed Flutter / Node.js troubleshooter to pinpoint and fix an intermittent signup failure in my mobile app. The OTP step completes successfully, yet many users (on both iOS and Android) hit a wall when the form tries to create the account. No explicit error is returned to the UI, but the account never appears in the database. Here is what I can share right away: • Front end: Flutter 3.x, using MSG91 for phone-based OTP. • Back end: Node.js (Express) REST API, MongoDB. • Flow: user enters phone → receives OTP → OTP verified → form posts profile details → failure occurs after the POST. What I need from you is a fast, reproducible diagnosis, a clean code fix (whether in Dart, the REST endpoint, or both), and a short hand-off note so my te...

    €119 Average bid
    €119 Oferta mesatare
    45 ofertat
    PHP 8 Script Cleanup & Optimization
    5 ditë left
    Të verifikuara

    My PHP 8.x application has picked up a fair amount of dead weight—unused files, legacy snippets, and the odd warning that only shows up in the logs. I need a developer who can open the hood, keep what truly matters, and scrap the rest while making sure everything that stays runs flawlessly. Here’s what I’m asking you to do: • Read the entire codebase, identify the core file(s), and strip away anything that isn’t required. • Hunt down every notice, warning, or fatal error and resolve it so the script executes cleanly on PHP 8.x with error reporting turned up. • Where you see obvious performance wins—query consolidation, tighter loops, lighter includes—go ahead and tune them. • I’m not entirely sure which smaller features ...

    €13 Average bid
    €13 Oferta mesatare
    16 ofertat

    My OpenCart store is currently unable to complete orders whenever customers choose at checkout. The payment window opens and the customer submits their card details, but the process never reaches the final “order confirmed” stage in OpenCart, so no order is recorded in the back-office and no confirmation email is sent. Other gateways behave normally, so the problem appears isolated to the integration. I need someone who knows OpenCart’s checkout workflow inside out and is comfortable digging into the extension, transaction logs, and any JavaScript or server-side conflicts that might be interrupting the callback. Your goal is simple: identify the failure point, apply the fix, and prove that an order can move cleanly from payment to confirmation every time. Deliverable...

    €116 Average bid
    €116 Oferta mesatare
    145 ofertat

    I'm looking for a skilled developer to fix an issue with my contact form. The form fails to submit when the submit button is clicked. Requirements: - Diagnose and resolve the submission issue - Ensure form works across all browsers - Test to confirm the fix is reliable Ideal Skills and Experience: - Proficiency in HTML, CSS, JavaScript - Experience with form handling and debugging - Familiarity with web development tools and testing methods Please provide a quick turnaround and ensure the form is fully functional.

    €336 Average bid
    €336 Oferta mesatare
    231 ofertat

    Senior Full-Stack Developer (React/Node.js) - Base44 & AI Specialist Job Description: We are seeking a high-level Full-Stack Developer to resolve a series of Critical and High Priority bugs within our business management platform, CompanySync. Our application is built and hosted on the Base44 platform. You will be working directly within the Base44 editor to debug React components, Node.js serverless functions, and complex AI integrations. Critical Priorities: Fix AI Voice Interruption (BUG-001): Resolve issues with Gemini Live Voice where interruption and Voice Activity Detection (VAD) are failing. Twilio Inbound/Outbound (BUG-013/014): Fix TwiML handlers for inbound AI voice calls and SMS responses for our virtual assistants. Google Calendar Two-Way Sync (BUG-003): Troubleshoot an...

    €173 Average bid
    €173 Oferta mesatare
    132 ofertat
    Deep TypeScript Debugging & Refactor
    5 ditë left
    Të verifikuara

    I need a strong developer who can debug TypeScript code with ease and assist with deep debugging and troubleshooting of my current script, including root-cause analysis, refactoring fragile logic, and improving overall maintainability.

    €115 Average bid
    €115 Oferta mesatare
    139 ofertat
    Linux Desktop App Bug Patch
    5 ditë left
    Të verifikuara

    Our in-house desktop application for Linux has started throwing an error that disrupts a critical workflow. I already have the full source code and a reproducible test case; what I now need is a clean, well-documented bug-fix patch that eliminates the issue without introducing regressions. Here is how I see the collaboration: • You clone the repo (Git) and replicate the bug on any mainstream Linux distro. • Diagnose the root cause, write the fix, and submit it as a unified diff/patch file plus the updated build. • Prove the fix with the supplied test case and a brief regression checklist so I can validate it quickly on my side. • Keep comments concise and follow the existing coding style; no sweeping refactors—just the focused bug fix. Once I verify that ...

    €260 Average bid
    €260 Oferta mesatare
    11 ofertat

    I need freelance developers to test my new vibe coding studio product. Your insights will help me refine and enhance the product before its official launch. I need around 20 testers. Scope - Test the vibe coding studio product - Provide detailed feedback on usability and functionality - Identify and report any bugs or issues encountered - Log the issues clearly on our s github repo Skill and Experience - Have claude code subscriptions - Deliver freelance software projects on fiverr or other platform as job. - Experience in software development and testing - Proficient in coding and debugging - Attention to detail and ability to provide constructive feedback

    €62 Average bid
    €62 Oferta mesatare
    28 ofertat
    ESP32 Wi-Fi Reliability Review
    5 ditë left
    Të verifikuara

    I have an ESP32 based product that should maintain a steady Wi-Fi link, yet on my home network it keeps dropping off and taking too long to re-associate. Stability and reliability are my chief concerns; speed is acceptable once the board reconnects. The task is straightforward: go through the existing codebase, spot whatever is undermining the connection logic, and supply clear, working fixes. Serial logs, event callbacks, power-saving modes, and DHCP handling are all fair game—whatever it takes to stop the frequent disconnects. Deliverables • Annotated version of my original source showing every change made • A concise technical note explaining the root cause and the remedy (1–2 pages) • A quick reconnection stress-test script or steps I can replicate to p...

    €462 Average bid
    €462 Oferta mesatare
    29 ofertat

    I need an experienced PLC programmer to develop a process control system using ABB AC500 PLCs. The programming should be done in Ladder Logic (LD). Key Requirements: - Expertise in ABB AC500 PLCs - Proficient in Ladder Logic (LD) - Experience with process control systems Ideal Skills: - ABB certification or equivalent experience - Strong background in industrial automation - Problem-solving and debugging skills Please provide relevant experience and any certifications.

    €213 Average bid
    €213 Oferta mesatare
    18 ofertat

    I’m looking for an experienced Windows native developer (C++ / reverse engineering / performance optimization) to analyze and refactor an existing desktop application startup flow. The application currently performs blocking network checks during startup, which significantly slows down launch time and makes it dependent on an external service availability. Goals: Analyze application startup sequence Identify blocking operations (network / license / initialization) Propose and implement a faster startup approach (e.g. async checks, caching last valid state, or local test mode for development) Improve overall startup performance and stability Tech details: Windows desktop application Native executable (C++ / mixed native) Tools used: IDA / Ghidra Requirements: Strong experi...

    €29 Average bid
    €29 Oferta mesatare
    13 ofertat

    I have just stepped into a Data Scientist / GenAI position after coming from a non-technical background and I need an experienced hand to shorten my learning curve. I can set aside two paid hours every workday for live, screen-shared sessions where you guide me through the actual tasks I’m handling at the office. My immediate focus is on AgenticAi and GenAi as well as Programming and coding, all in Python. Most of the problems revolve around making agentic tools and doing the coding product, then pushing them into production-ready scripts or notebooks. Help me structure features, debug loops, and explain best practices as we go. Typical session flow • A quick review of the day’s project goal (shared repo or notebook) • Pair-programming or walkthrough while I imp...

    €32 Average bid
    €32 Oferta mesatare
    7 ofertat

    I am looking for an experienced Laravel developer to help bring an existing web application to the finish line. The site is already live, but it requires several improvements, bug fixes, and final polishing to ensure stability and a smooth user experience. What I need: - Fixing bugs identified in the current application - Improving existing features and overall functionality - Cleaning up code where necessary - Ensuring the site is stable, secure, and production‑ready - Making final adjustments to complete the project Requirements: - Strong experience with Laravel (latest versions preferred) - Ability to work with an existing codebase - Good debugging and problem‑solving skills - Familiarity with MySQL, APIs, and front‑end integration - Clear communication and timely updates This is not...

    €132 Average bid
    €132 Oferta mesatare
    193 ofertat

    I need a clean, well-structured Python module that connects directly to the Home Assistant API, handles authentication, and exposes simple functions for reading and updating entity states, firing events, and subscribing to real-time changes. Everything should be wrapped in reusable classes (ideally async-friendly) so I can drop the code into an existing project without major refactoring. While Home Assistant is the immediate focus, I also keep Google API and Gorq API integrations on the roadmap, so designing the code in a way that lets me add further REST endpoints later would be a bonus. Deliverables • Fully commented Python code (Python 3.10+) that authenticates and performs the core CRUD operations against the Home Assistant API. • A short demo script (CLI or Jupyter not...

    €78 Average bid
    €78 Oferta mesatare
    20 ofertat

    Looking for Freelancer – Vungle Ads Integration (Unity + UWP) I’m looking for an experienced Unity developer who can integrate Vungle Ads into a UWP (Windows Store) game built with Unity. Project Details Engine: Unity Platform: UWP (Windows 10 / Microsoft Store) Ad Network: Vungle Ad Types: Interstitial / Rewarded Video (preferred) Game Status: Already built, ads need to be integrated and tested Required Skills Strong experience with Unity (C#) Proven experience with UWP builds in Unity Prior work with Vungle Ads SDK Knowledge of Microsoft Store compliance & ad policies Ability to debug UWP-specific issues (capabilities, SDK compatibility) Deliverables Fully working Vungle ads in UWP build No crashes or store submission issues Test build + integration st...

    €25 Average bid
    €25 Oferta mesatare
    4 ofertat
    Embedded Linux NVMe Developer
    4 ditë left
    Të verifikuara

    We are looking for an experienced developer to build a small Linux utility that communicates with a U.2 NVMe SSD over SMBus (NVMe-MI). The project involves low-level hardware and software work, not application development.

    €157 Average bid
    €157 Oferta mesatare
    29 ofertat

    Fix: Production Blank Screen on Replit-Deployed Full-Stack App (Dev Works Fine) Tech Stack: React 19, Vite 7, TailwindCSS 4, Node.js 20, Express 4, TypeScript, PostgreSQL (Neon), Drizzle ORM. Hosted on Replit (Autoscale deployment). The Problem: The app works perfectly in development mode, but after deploying to production on Replit, the browser shows a blank/white screen. No visible errors in the browser console (or provide any you do see). Build Process: Vite builds the frontend to dist/public, esbuild bundles the server to dist/index.js. Express serves the static files in production. The build command is npm run build && npm run db:push, and the production run command is node dist/index.js. What I Need: Diagnose why the production build renders a blank screen Fix the issue ...

    €22 Average bid
    €22 Oferta mesatare
    33 ofertat

    I have an existing Android APK but no accessible source code. I need the app fully de-compiled, cleaned up, and re-assembled so I can continue development. Once the codebase is restored, I’ll want a few targeted edits—mostly refactoring and minor feature adjustments that we’ll clarify together after you review the decoded project. What I expect from you: • Produce a readable, gradle-based Android Studio project reconstructed from the current APK. • Implement the agreed code changes, then compile and deliver a fresh, working release APK plus signed debug build. • Document every modification so I can pick up future work without hand-holding. You’re free to use jadx, apktool, or any equivalent reverse-engineering toolchain as long as the final pr...

    €220 Average bid
    €220 Oferta mesatare
    21 ofertat

    Full-stack engineer (Supabase & Stripe) - Help needed to audit, clean up, and stabilize a consumer web app We're looking for a strong, product-minded full-stack engineer to help audit, clean up, and stabilize a consumer web app built on a Lovable (no-code / low-code) frontend with Supabase and Stripe. This is hands-on debugging and systems cleanup, not a greenfield build or design task. We need someone who can jump in, understand an existing codebase quickly, and fix real state and integration issues. What you'll work on: - Auditing and fixing Supabase auth and user state - Ensuring Stripe subscription and webhook logic is correct and idempotent - Cleaning up frontend and backend state mismatches - Verifying content unlock and entitlement logic works correctly for paid use...

    €19 / hr Average bid
    €19 / hr Oferta mesatare
    187 ofertat

    I’m a newly minted Integration Engineer who wants to move beyond theory and get confident inside the Fiorano Integration Tool. To do that, I’m booking a focused, 60-minute video or voice session with someone who has real-world Fiorano experience and knows how to translate that knowledge to a beginner. During our call I’d like to walk through practical integration scenarios, then zoom in on the areas I find toughest—debugging, routing, selectors, XSLT flows, and the overall logic that ties a complete solution together. By the end of the hour I should not only understand what to click but why it matters in production. Key topics I need you to cover clearly: • Common debugging techniques • Routing configurations • Handling errors in flows After ...

    €34 Average bid
    €34 Oferta mesatare
    6 ofertat

    I have roughly 30 slot game files built entirely with plain HTML, CSS, and JavaScript—no external libraries or frameworks. When I launch them, certain functions refuse to fire and the console fills with both syntax and runtime errors. Here’s what I’ll provide: • Full source folders for each game • Step-by-step reproduction notes • Detailed browser console logs What I need in return: • Clean, well-commented fixes that eliminate the current syntax and runtime errors • Assurance that every game spins, pays out, and resets exactly as designed • Compatibility when hosted locally (e.g., from a simple HTTP server) and when deployed to a public website • A short report outlining what was broken, what you changed, and any best-pra...

    €413 Average bid
    €413 Oferta mesatare
    96 ofertat
    Laravel app issues
    3 ditë left
    Të verifikuara

    Hello, i hava an old laravel project, i've tried to set it up, it works but i have a blank page. I think is some apache config, need debug

    €24 Average bid
    €24 Oferta mesatare
    79 ofertat

    I need a robust, well-documented software or a tool that lets the Zowee H155-381 operate with several SIM cards instead of only one. The job involves reverse-engineering the device’s firmware and hardware interfaces, pinpointing the current SIM-handling logic, and producing a tool that can reliably switch between multiple SIMs on demand. The core requirement confirm that you will deliver: A working unlock software for Zowee H155-381 same model shown at pictures i sent that single or double click do steps automatically and make every router we link and use the software on it support multi carriers sim card normally without future re locking Network/SIM lock removal, so the device can be used with other carriers normally without any obstracles Step-by-step instructions (easy...

    €904 Average bid
    €904 Oferta mesatare
    53 ofertat
    C/C++ Device Driver Development -- 2
    3 ditë left
    Të verifikuara

    I’m building a piece of system-level software and need a seasoned developer for a small project for less than 20 hours. We offer ratings for stocks and bonds, ETFs, based on their rate, month and discounted rating price. Rates are: 2, 3, 4, 5. Months are: 6, 12, 24, 36, 48, 60 - List all stock in a web page NYSE. Web page is scalable for phones and desktops. - Create a rating, rate, month list for each stock. - Run the listing on an alphabetical listing in phone (iPhone 10-17). - By loading the list the app become available on the phone offered as a deck icon. Send link for testing on phone. - Create application software for this listing on a phone for AppStore. Set app for AppStore account. Milestone 1. Ready linked (url) approved content view on phone and desktop. Milestone...

    €383 Average bid
    €383 Oferta mesatare
    39 ofertat
    Bubble Role & Privacy Fix -- 2
    3 ditë left
    Të verifikuara

    I’m building a custom CRM in Bubble with: • Companies • Clients / Contacts • Interactions (meetings, calls, etc.) • Projects All of these entities generate follow-ups that drive a dashboard view. The dashboard shows: • Follow-ups due • Counts of companies, interactions, projects All grouped by user, so managers can track team activity. The app is live and mostly functional, but I’m running into role-based update and privacy issues that need a senior Bubble developer to audit and fix properly. ⸻ User Roles & Intended Logic There are three role levels: 1. Representative (lowest) 2. Delegate 3. Manager (highest) Intended behavior: • Representatives can see and edit only their own data • Delegates can: • See their o...

    €456 Average bid
    €456 Oferta mesatare
    89 ofertat

    I’m working with a Windows batch (.bat) file that has been heavily obfuscated and is now difficult to read or maintain. I need it fully decoded into clean, human-readable form so I can keep using it with confidence. Once it’s legible, the job continues with performance-focused edits: streamline redundant calls, tighten loops, and generally make the script run faster and leaner without changing its core behaviour. Here’s how I see the flow: 1. Deliver a beautified, well-indented version of the original script, with comments that map sections back to the obfuscated source so nothing is lost. 2. Identify and implement performance optimisations—anything from smarter variable usage to consolidated commands—then supply a revised .bat file. 3. Provide a brief chang...

    €10 Average bid
    €10 Oferta mesatare
    5 ofertat
    Convert PHP SaaS to CodeIgniter
    3 ditë left
    Të verifikuara

    My SaaS platform is currently written in PHP with no framework support. As the codebase grows, small bugs and performance hiccups are becoming harder to track, so I want the entire application ported to CodeIgniter. The goal is a cleaner, more maintainable structure that runs reliably on shared and VPS environments without changing the core behaviour my customers already rely on. What I need from you • Analyse the existing codebase, map its modules, and propose an equivalent CodeIgniter architecture. • Rebuild the application inside CodeIgniter, keeping every existing screen, endpoint, and process intact. • Refactor common utilities into controllers, models, and views, following CodeIgniter best practices. • Thoroughly test the migrated app so that all current ...

    €191 Average bid
    €191 Oferta mesatare
    41 ofertat

    I have an existing automation set up using Google Forms, Google Sheets, Autocrat, n8n (self-hosted), and ZeptoMail. Currently: • Autocrat successfully generates PDFs in Google Drive • n8n successfully sends emails via ZeptoMail However: 1. The generated PDF is not being attached to the email 2. I am unable to properly customize the email content and formatting I need an experienced n8n + ZeptoMail API developer to fix and optimize this workflow. ⸻ Scope of Work 1. Fix PDF Attachment Issue • Fetch Autocrat-generated PDF from Google Drive • Convert it to binary/base64 in n8n • Attach PDF correctly in ZeptoMail transactional email • Ensure attachment works reliably for multiple executions ⸻ 2. Improve Email Formatting & Content • Impleme...

    €11 Average bid
    €11 Oferta mesatare
    12 ofertat
    OTA Dual-Bank STM32 Update System
    2 ditë left
    Të verifikuara

    ATLANTIS OTA UPDATE SYSTEM – DEV PROMPT (WIFI TEST FIRMWARE) Objective Implement a production-grade OTA firmware update system for Atlantis controllers that is safe, rollback-capable, power-loss tolerant, and integrates with Blynk NCP (ESP32 runs unmodified NCP firmware). Deliver test firmware that validates the entire OTA lifecycle over Wi-Fi before Blynk integration. System Overview Hardware Primary MCU: STM32H723VIT6 (main firmware; Arduino sketch runtime) Connectivity MCU: ESP32 running Blynk NCP binary (not modifiable) Dealer flashing: Android Dealer Toolkit via USB-C UART, toggling BOOT0 + NRST, using STM32 ROM bootloader Dealer flashing is force-install / recovery Dealer flashing does NOT interact with running firmware Dealer flashing does NOT write OTA metadata Non-Negotiabl...

    €385 Average bid
    €385 Oferta mesatare
    87 ofertat

    We are looking for a skilled Full-Stack Developer to help diagnose and resolve bugs in a baby clothing designer app currently in closed testing, built with React and Node.js and wrapped using Capacitor for mobile deployment. The application is maintained in Replit. This is an existing app with a defined feature set. The focus of this role is on debugging front-end and back-end issues, improving performance and stability, resolving Capacitor-related issues including builds, plugins, and mobile behavior, and polishing the app in preparation for broader release. You will work directly with the product owner and be provided clear reproduction steps and priorities. Experience with React, Node.js, Capacitor, and comfort working in Replit is important.

    €12 / hr Average bid
    €12 / hr Oferta mesatare
    227 ofertat

    We are seeking a high-caliber, hands-on Engineer to lead the development of production-grade automation within the Windows ecosystem. This is a pure implementation role designed for a specialist who excels at translating complex functional logic into stable, scalable, and maintainable PowerShell scripts. You will be responsible for the "last mile" of development—ensuring that automation isn't just functional, but resilient enough for diverse enterprise environments. Key Responsibilities Production-Grade Development: Build and maintain robust PowerShell automation with a heavy emphasis on advanced error handling, structured logging, and modular execution flow. Windows Systems Integration: Deep-dive into Windows internals to manage and manipulate the Registry, File Sy...

    €10 / hr Average bid
    €10 / hr Oferta mesatare
    15 ofertat

    My ASP .NET website loads fine until the moment a user logs in—right after pressing the Login button an error message pops up and the page stops there. I can capture and share a screenshot of the exact message, but I don’t have the text copied out. Nothing else needs to be clicked for the issue to appear; it happens instantly after authentication. I’m looking for someone willing to troubleshoot this one-off problem pro bono. You’ll have temporary access to the project files or a zipped copy (C#, .NET Framework, SQL Server back-end) so you can replicate and patch the fault. Once you identify the cause and supply the fix—whether it’s a tweak, an authentication middleware adjustment, or a code-behind patch—I’ll implement it on the live serve...

    €16 Average bid
    €16 Oferta mesatare
    40 ofertat

    During the next 6–9 months we’ll be working with a Chinese OEM that is adding several key capabilities to its new 4G/5G router line: higher data-throughput paths, richer network-management options, and extra data interfaces such as serial ports and general-purpose I/O. All new code must interoperate with the OEM’s own proprietary protocols, so every build needs to be exercised against their closed, in-house stacks. Our immediate need is rigorous quality-assurance and debugging support throughout the development cycle. Your job is to design and run repeatable tests and make sure we meet customer's objective, and feed concise feedback and bug reports to the factory team. Expect iterative rounds of validation on both bench setups and pre-production hardware. Once the ...

    €7388 Average bid
    €7388 Oferta mesatare
    21 ofertat

    I have an existing scheduling code-base written entirely in JavaScript. At the moment its only fully working feature is the user-notification system, yet the app is already showing performance bottlenecks that slow page loads and make real-time updates feel sluggish. What I need first is a thorough cleanup and refactor that targets performance: untangle duplicated logic, remove dead code, split oversized functions, and trim the bundle so it ships fast. While you work, please leave the code more readable and well-documented so future contributors can follow along without guesswork. Your primary deliverable will be a redeployed build that runs noticeably faster on both desktop and mobile. If you spot bugs on the way, squash them—clean tests must pass before hand-over. After that,...

    €404 Average bid
    €404 Oferta mesatare
    204 ofertat

    I'd like to create a schematic and PCB layout that I can use to print from a photo I have. The layout is based on an ATmega and an ESP32, along with a servo connected to the ATmega. I'd like a guide on how to create a schematic file that I can modify and use in the future, not just the photos I have.

    €22 Average bid
    €22 Oferta mesatare
    19 ofertat

    The current production build of my app is intermittently crashing, and I need a clean, targeted code update to eliminate these functionality-related bugs without introducing new issues. The crashes appear after recent OS updates and seem tied to memory handling inside two core screens; logs point to null pointer exceptions in the data-binding layer. You’ll receive: • Full Git repository access (Android, Kotlin + a small legacy Java module) • Current crash logs from Firebase Crashlytics and Logcat • A short video that reproduces the issue on two devices What I need from you: 1. Diagnose the root cause of the crashes. 2. Refactor or patch the affected classes so the app runs reliably across Android 8-14. 3. Commit code in a separate branch with clear co...

    €134 Average bid
    €134 Oferta mesatare
    80 ofertat
    PHP Developer for Debugging and Fixes
    1 ditë left
    Të verifikuara

    We need an experienced PHP developer to make a few tightly scoped fixes on a live, legacy PHP frontend. The work is focused on debugging auth flow and a 401 API issue, plus ensuring Secrets Manager integration works correctly from EC2. This is not a rewrite and no refactors. We need someone comfortable reading existing PHP code, tracing request flows, and applying minimal, safe patches to restore functionality on production. Scope (Immediate) Fix public route regression (site prompting login for public pages) Resolve 401 on CRM Tenants API (/tenant/api/tenants) Verify Authorization header handling (Axios/interceptor if applicable) Confirm API base path correctness Ensure AWS Secrets Manager is read from correct region (eu-west-1) in PHP SDK config Restart Apache/PHP-FPM and validate log...

    €4 / hr Average bid
    €4 / hr Oferta mesatare
    65 ofertat

    I have a production-ready, IGBT full-bridge welding inverter that already powers both TIG and MMA processes, yet the embedded side still needs a final expert pass before release. The control board is built around 8051 and STC MCUs running Keil C51 firmware, and every line of code directly shapes arc stability, HF start, AC balance, soft-start, and safety interlocks. The short-term goal: review, tidy, and extend the existing code so it drives the power stage flawlessly in TIG and MMA, AC and DC. That means refining PWM timing, gate-drive dead-time, current-feedback filtering, and all the little state-machine details that separate a decent welder from a great one. Core tasks and deliverables • Audit the present C51 codebase, flagging race conditions or timing pitfalls. • Im...

    €3432 Average bid
    €3432 Oferta mesatare
    32 ofertat

    I am looking for an experienced freelance developer to work closely with me on finishing and preparing an MVP called Falcon Eagle for launch. Falcon Eagle is an early stage digital platform with multiple user facing functionalities, backend logic, and integrations with external systems. I am intentionally keeping the business concept high level at this stage, but the work is real and hands on, feature completion, stability, and integrations. I recently started vibe coding and it is going well, but I now need a skilled programmer who can act as a technical assistant and sparring partner. You will help troubleshoot issues, test functionality, improve code quality, and support me in getting the MVP production ready. We will work closely together, including regular calls where we review code...

    €13 / hr Average bid
    €13 / hr Oferta mesatare
    214 ofertat

    i have site in ASP .NET and site is working but after login have a Error help me do this For FREE FREE pls

    €14 Average bid
    €14 Oferta mesatare
    27 ofertat
    Fix SMTP 535 Authentication Error ASAP
    14 orё left
    Të verifikuara

    My PHP-based app suddenly throws “Expected response code 235 but got 535 – Authentication credentials invalid” every time it tries to send mail. I already updated the SMTP username and password, yet both LOGIN and PLAIN still fail. What I need from you is a rapid deep dive into the SSL/TLS handshake, the SMTP dialogue, and any server settings that might be blocking correct authentication. I’ll grant temporary access to the mail-sending config and stream live logs; I can also run telnet or openssl commands on demand so you can trace the exact exchange. Deliverables • Identify the precise cause of the 535 failure • Implement or walk me through the fix until a test message returns code 235 (success) • Provide the confirmed working host, port, encryptio...

    €13 Average bid
    €13 Oferta mesatare
    83 ofertat

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