Security expert on web3 / blockchain needed

Hello, I have 5+ years of an experience in BLOCKCHAIN INDUSTRY. I have expertise in NFT (Non Fungible Token) Marketplace Development, Crypto Coins Exchange Development, ICO & IDO Development with Created Token ( Coin ), Smart-Contracts (Solidity, Truffle framework), Smart Contracts Audits, Token development based on Ethereum and Binance (ERC20, ERC721, ERC 1155, BEP20, BEP721, BEP1155), Cryptocurrency Wallet Development for Linux, windows, Mac, Web. Looking forward to working with you. Let’s have a quick chat to discuss the requirements and budget in detail. Thanks & Regards Rahul...

Hello There! I am a Certified Ethical Hacker and PenTester. The Number 1 Cybersecurity Engineer on freelancer.com/u/srmukul2 With 10+ years of experience in Providing Cyber Security related services. I would like to work with you to detect the security weakness in your web3 / blockchain code/system before the hackers do it. Please start the chat so i can show you some sample reports of my previous report. Right now I am placing a placeholder bid, We will decide the price and time after discussion. Thanks!

Hello. how are you? As a senior blockchain developer who is very experience in this field, I have 5+ years experience in this field Especially, I'm really interested in this position. I am well experienced in Golang, JavaScript, C#, C++, Node.js, python, solidity, and fully equipped with this great technology, and I am almost ready to start work on this project I can create a crypto utility platform for you. Please reach out to me and let's discuss more detail Awaiting your message Thank you

Hello, How are you? I am a senior blockchain developer and I have extensive experience in smart contract and dApp development. Have experience in DEX and NFT marketplace development and was charged on smart contract and integration frontend with we3 through ABI file. My skills; - Smart contract development using Solidity, Solana, and Haskell - Hardhat, Truffle - Integrating frontend with web3 - Web development(React.js, Vue.js) My experience; - DEX and NFT marketplace development - Smart contract(ERC-20, ERC-721, ERC-1155) development and deploy on Ethereum mainnet - Blockchain(NFT) game development - Website development (frontend and backend) I hope to join to blockchain-related projects and if you hire me, I will do my the best to give your satisfaction and revenue. If you are looking for a blockchain developer, please message me. Looking forward to working with you. Best Regards. Aleks

I've worked in lots of blockchain project such as token creation, minting, marketplace, DEX etc Solidity is my best skill for ERC20, ERC721 with BSC, Ethereum, Avax, Polygon etc. I am expert contract deploy, verify, presale, ICO, Marketing. And I can integrate contract I've made and site (react , vue) with web3 API on desktop, mobile etc that's for minting, Dex, Marketplace. I can make sure I am expert in those fields. I hope to get your kind msg to work on your project. My Regard.

Hello, Jimenez is here as security expert. I will provide work for ✅security test of smart contract and web3 project ✅suggest modification ✅help to set up acitivies for clients I have been working as lead developer of company projects related to blockchains and crypto. I understand all aspects and details of developing Blockchain projects from design, frontend, backend to publishing and maintain. Please drop me message, thanks.

Hi sir, We are highly interested to work for you I helped 37 clients from United Kingdom then i think you will be next one. Your satisfaction is more important than money then you only need to pay when your project is completed. There are no risk for you. Thanks, Michael

Hello Hope you are doing well I have rich experience with Blockchain development Please text me so that we can move forward All the best,

Hi. I have read your job details carefully and it is great match for my skills. As a senior blockchain developer, I have built a lot of blockchain projects, so I would be a good candidate to this projects. I can deliver this project successfully. Please message me and share more details. Thanks

Dear sir, As an experienced web3 developer, I can help you in a professional way. I have been developing various blockchain relevant projects for 5+ years. High quality & incredible speed, Reliable credit, Good Communication are all my main characters. I developed so many DEX, DEFI, DAPP, NFT marketplaces, Trading charting system like poocoin and created tokens and smart contract such as BEP20, ERC20, ERC721, ERC721A on Ethereum, Solana, BSC, Polygon network. I also have developed some NFT minting projects, NFT staking projects and token staking, farming projects, so I am very familiar with erc721, erc20 smart contracts, solidity, remix, truffle, web3, IPFS, opensea and reactjs frontend developing. I will do my best to provide the results you are looking for. Best Regards. Vadym.

Hello, hope you're doing well. For 7 years, I have devloped various website belong to crypto currency, business, education and so on. I have gone through your requirements carefully and feel confident because I have enough experiences. I can work and show you perfect result on reasonable price and time. Let's discuss in detail over chat. Thank you and hope for your reply. Best Regards From Ihor A

- Hi There, As a Certified Penetration Tester and Cyber Security Consultant, I have deep knowledge of Security Assessment Methodology to identify vulnerabilities in Network, Cloud, API, Web, and Mobile Applications.I have provided Penetration Test, Vulnerability Assessment services, including professional reports for companies in the world complying with: ► CREST standards ► Offensive Security (OSCP) standards ► OWASP Top 10 Vulnerability ► CWE Top 25 Most Dangerous Software Errors ► General Data Protection Regulation (GDPR) ► Common Vulnerability Scoring System (CVSS) ► Open Source Security Testing Methodology Manual (OSSTMM) - I have some cybersecurity certifications, including: ► Certified Ethical Hacker (CEH) ► Offensive Security Certified Professional (OSCP) - The deliverable will be a professional Penetration Testing report which includes: ► Executive Summary ► Assessment Methodology ► Type of Test (Blackbox, Greybox, and Whitebox) ► Risk Level Classifications ► Detailed Engagement Data ► Port Scanning Results ► Result Summary ► Table of Findings ► Detailed Findings. Each finding listed within the report will contain CVSS score, Issue Description, Proof of Concept, Remediation, and Reference sections ► Tool List (Acunetix, Nessus, BurpSuite Professional, Nmap, Metasploit Framework, OpenVAS, Netsparker, Mimikatz, SQLmap, Nikto, Zaproxy, Gobuster, etc.) - Please contact me if you have any questions. Thank you, and have a good day!

Hello. I wish you good health and the health of your loved ones. I have carefully checked your requirements. As a senior full stack developer with 7+ Blockchain development experience, I am the expert you are looking for. I have solid experience with the Blockchain, Smart contracts, trading, Penetration Testing and Web3js you want, so I can give you perfect results.. I am ready to start working immediately and will work full time for you. I would like to discuss the details of your work with you. Thank you for your interest in my bid. Evgeniy M.

?Hey ? I am senior software engineer with over 8 years of experience in Web/Software development. I have reviewed the project description and willing to accomplish this task . I have an rich experience in Blockchain, Web Security, Smart Contracts, Penetration Testing and Web3.js. I always adhere to a results-driven approach to working with meticulous attention to detail, periodic thorough code reviews, and critical thinking. As an passionate and hard-working developer, I can complete your project within a given deadline. Top quality, accurate schedule, free and courteous after-sales service are what I guarantee to my customers. For more information about me, please refer to my portfolios. I’m ready to discuss your project and start immediately. Looking forward to hearing you back and discussing all details.. Many thanks

ok i understood your requirement but I have few doubts, text me so I can clear all my doubts right away, I can help you and i am ready for work. Thank you.

Hi, I read your job posting "Security expert on web3 / blockchain needed" and feel I can help you successfully complete your project now. I have built similar projects for my clients before. I will deliver 100% high-quality code in time. I could complete this project within given deadline. Please contact me. I can start this job immediately now. Thanks!

Hi, Dear client I've read your proposal carefully and found that I'm a proper developer for your job. As I'm a talent blockchain developer, I can handle your job. I have rich experiences with several Defi projects. If you give me a chance, I will give you success. Looking forward to working with you. Thanks very much for reading my proposal.

Dear, client. This is a professional web developer with perfect skills of multiple web programming languages. Please check my portfolio for more information. Feel free to ask me any questions on the project on chat. Hearing from you soon. David.

Full Stack Blockchain Engineer Hi Client! Branislav is always ready for you. As a senior Blockchain(4 years) & Web/Mobile(3 years) developer with over years of experience, I am specialized in custom cryptocurrency and blockchain development. --- Blockchain Development ✔ DEX and Centralized Crypto Exchange ✔ Advanced Trading Platform (Stocks / Forex / Option / Futures) ✔ Smart Contract Development(ERC[BEP]20/777/721 /1155 ) ✔ DeFi development(Pancake Swap / Uniswap / Curve / Compound / Mooniswap / Sushi Swap / Polkadot) ✔ NFT Minting/Staking/Marketplace/Metaverse ✔ Blockchain stack (Web3 / Ethers / Solidity / Rust / Infura / Truffle / OpenZeppelin / Remix) --- Web and mobile Development ✔ PHP , Animation Skills , 2D & 3D Animations ✔ Python (Django / Flask), C/C++, Java / Spring Boot, Ruby on Rails ✔ Automation, Web & Data Scraping, Web & Google Search, Data Mining, Data Processing ✔ JavaScript / Typescript, Angular, React, Vue.js, Node / Express, Electron ✔ MySQL, MongoDB, PostgreSQL ✔ Git, AWS, 3rd Party API Integrations, Docker, Linux ✔ Kotlin, Swift / Objective-C, React Native, Flutter I'm looking forward to helping your crypto business grow! Thank you for your listening! Regards!

Hello, I am Koki from Japan with over 7 years of experience in blockchain development. I have checked your project description thoroughly and I think that I can help you to complete this project fully 100% sure to satisfy your requirement. I'd like to have a brief chat or call to discuss further details about your project soon. Looking forward to working with you together on this project. Thanks! Koki Miyashita!