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looking for Blockchain and Solidity developer

$250-750 USD

Closed
Posted almost 2 years ago

$250-750 USD

Paid on delivery
I am looking for an experienced developer who can work on the Solidity, Blockchain, and other buy/sell features using the API. Implement Buy, Sell (redeem) functionality to Dapp crypto native Implement Buy, Sell Crypto with Fiat IP Blocking Restricted Jurisdictions Access to dapp and marketing website
Project ID: 33948935

About the project

30 proposals
Remote project
Active 2 yrs ago

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30 freelancers are bidding on average $1,333 USD for this job
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Hi, Vitaliy is Here. I am a developer of Polywhale, Polynx. Blockchain developer, specialised in custom cryptocurrency and blockchain based Enterprise solutions. I have extensive experience in ICO's, STO's, Customising Consensus(POS/POW), Cryptoexchange, Wallets and crypto-bot design, DApps, blockchain websites, web portals, & smart contracts applications development. As a full-stack blockchain developer & solidity programmer, I have successfully delivered a wide range of custom cryptocurrency and blockchain development projects using the smart contracts solidity language with eye-catching user-friendly UI design and high-end functionalities. I understand all aspects of developing Blockchain applications: design, architecture, development, and publishing. ✅ Solana & Cardano, Also Master of EVM ✅ Custom Blockchain Development ✅ NFT and IPFS Handling ✅ Smart Contracts Development ✅ dApps Development ✅ Hyperledger & Multichain Development ✅ Custom Cryptocurrency Development ✅ Cryptocurrency Wallet and Exchange Applications ✅ Private Blockchain Development ✅ Blockchain Consulting ✅ Ongoing Blockchain Development Support and Maintenance I'm flexible with my working hours and will be appreciated to discuss your project at your earliest convenience. Hope that we can work together to make your company a success. Best regards
$500 USD in 7 days
5.0 (19 reviews)
6.6
6.6
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We developed a lot of projects related to solidity development for different blockchains. I will help you with this project requirements as well. Connect with me to discuss more in detail and start with the work ASAP. I will share some examples of our recent works related to blockchain in personal chat if you find our profile suitable enough for your requirements to avoid copy paste issues.
$500 USD in 7 days
4.7 (18 reviews)
6.1
6.1
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Experience--Buy/Sell/Marketplace with secondary sale, dapp, minting, harvest Hi, client! Thanks for your post and as a blockchain developer, I can make your dapp with 5 required functionalities. Looking forward to hear from you soon Best regards
$250 USD in 3 days
5.0 (1 review)
5.5
5.5
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I am Aleksei working on the blockchain dapp developer team. Main area of work is Smart contract development using Solidity and Rust. blockchain development is my dream and love. let's work with me for implement your idea part area of work is Dapp frontend development using react, ethers and web3. Also, my team has a lot of experience with ICO projects, staking projects and NFT projects etc(NFT mint sites,NFT marketplaces and NFT + Unity3D game sites). As one of senior blockchain developer teams, I can support all kinds of blockchain projects and are ready to turn your ideas into the real world. And other one: I have excellent Web/App designing and development skills, enjoying both the technical and artistic sides of web development. I’ll provide you with an eye-catching Website/App that will be entirely responsive, easy to navigate, and well-designed, with all of the latest features and functionalities. I'll strive to create aesthetically pleasing sites and apps that feature mobile-friendly and user-friendly designs. I always aim for high-quality work and long-term relationship with our customers. thank you.
$500 USD in 7 days
4.7 (21 reviews)
5.9
5.9
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Hi. I have rich expereience in crypto trading. And it is available to show my previous works If you hire me, I can start right now and I'll provide you with the best results to your satisfaction. I'd like to discuss more about your project via chat. Thank you.
$500 USD in 7 days
5.0 (10 reviews)
5.0
5.0
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Hi.I am interesting about your project. I read your description closely and I can do your project well. For the project skills, I have lots of experiences for them and you can check in my profile. You will get good result with my collaboartion. Let's discuss more details via chat. I am looking forward to reply to me. Kind regards.
$500 USD in 7 days
5.0 (8 reviews)
4.3
4.3
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Dear client. Thanks for your job posting. I read your job description carefully and I can be sure that I'm just fit your requirements. I've got 7+ years experience of developing frontend & backend and 3+ years experience of blockchain developer. I've built many production web projects using several frameworks such as react, vue, next, nuxt, laravel, wordpress and so on. And in 3 years, I lead development of 10+ Smart Contracts with solidity & well-optimized logic. So I assure that you will get high quality product in a short period of time with competitive budget. My skills includes html, css, javascript, typescript, laravel, react, react native, vue, angular, next, express, node, UI/UX, flutter, mongo, mysql, nosql, go, web3, graphql, figma, photoshop, subgraph, solidity, CI/CD and so on. All I want to say is that I can do your project perfectly. Looking forward to meet soon. Thanks & Regards.
$700 USD in 7 days
4.1 (8 reviews)
4.9
4.9
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Hello, how are you? I have been working as a blockchain developer for 3 years and I am familar with smart contract and frontend/backend. I have good experience in ICO, De-Fi/Dex, Bitcoin, NFT, Dapp and blockchain P2E game. Let's chat with me for understanding project deeply for now. Thanks.
$1,750 USD in 7 days
5.0 (2 reviews)
4.0
4.0
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☑️Certified Freelancer ☑️ we understand you need a Blockchain and Solidity Your listed requirements closely match my background and skills. A few I would like to highlight that would enable me to contribute: ✔️ Experience in node, react, solidity ✔️ Highly skilled in designing, testing, and developing software ✔️ Thorough understanding of data structures and algorithms I am an experienced Software Developer. With a Bachelor’s degree in Computer Science. I am confident I will be an asset to your project Check out my portfolio, I have projects with pictures you can see https://www.freelancer.com/u/MarkRosee Thank you for your time and consideration. I look forward to speaking with you about this opportunity.
$500 USD in 7 days
5.0 (2 reviews)
3.7
3.7
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Here blockchain expert is. I can provide the right direction of development for your project. Pleaes check my work expereinces. Thank you!
$1,000 USD in 7 days
5.0 (3 reviews)
3.6
3.6
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Hello I quite understand your project and requirements. I am a vastly experienced and qualified programmer as well as software designer with major skills in auto-trading bot with MetaTrader(MT4/MT5, MQL4/MQL5), TradingView(Pine Script) and QuantConnect(based on Python/C#), Ninjatrader (NT7/8). I also possess ample knowledge of cryptocurrency, blockchain, cryoto-markets such as BitMex, bittrex, binance as well as many strategies and indicators such as RSI, MACD and EMA crossing indicators, BreakOut and Hidden Divergence indicators and more. I also can help by creating professional back-testing and live trading using PYTHON, PHP or C#. Waiting and ready to start work from now.
$300 USD in 20 days
3.0 (1 review)
2.8
2.8
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Hi, Greetings and hoping you are doing well, i welcome you to my profile where quality and client satisfaction is the Priority. I am Expert DOMINIC and i hope to cooperate with you on your project. CERTIFIED EXPERT IN LISTED PROJECT SKILLS & REQUIREMENTS, After KEENLY reading your description and being in possession of all CLEARLY STATED REQUIRED SKILLS (Solidity, Node.js, Blockchain and React.js) as this is my area of PROFESSIONAL SPECIALISATION having the above QUALIFICATIONS, i hereby humbly request you to consider my bid for QUALITY and PROFESSIONAL work. ###// No timeline & Quality Excuses// Unlimited Revisions// 100% SATISFACTION GUARANTEED### Message Me We Discuss More About The Project. incase the project is deleted please hire me directly using the following link; https://www.freelancer.com/u/topgradeclubltd THANK-YOU & WELCOME.
$750 USD in 4 days
0.0 (1 review)
0.0
0.0
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Hello dear client(sorry, i do not know your name yet). My name is Aaron, I am a senior blockchain developer. I saw your request for a solidity developer to do the following requirements for you; Implement Buy, Sell (redeem) functionality to Dapp crypto native Implement Buy, Sell Crypto with Fiat IP Blocking Restricted Jurisdictions Access to dapp and marketing website I understand what you are trying to build and I can help you bring your requirements to life with my skills and years of experience as a blockchain developer. Before I commence working on the project, I just want to ask you a couple of questions to clarify some things that I do not yet understand. Do you want it such that certain countries cannot access the app? Do you have a particular payment solution in mind for buying cryto? Is your app only native or is there a PWA? Please send me a message so that we can discuss the full details of what you want and so that we can commence this project immediately. I look forward to working with you. Thanks for your time.
$500 USD in 7 days
0.0 (0 reviews)
0.0
0.0
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I am very experienced with solidity and with blockchains. I also know node.js and react.js and can complete the task to the standard required.
$500 USD in 7 days
0.0 (0 reviews)
0.0
0.0
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Hello, Greetings! As I have 7+ years of experience as a full-stack developer. I have successfully delivered a few projects to my clients so far. I am open to new Creative ideas. I recently developed the fully functional clone of Pancakeswap, etc. I have experience with Fantum, BSC, Matic, and ERC20. Please share more details about the project for better results. Let's connect to get started. I'm looking forward to working with you. Thanks & Regards, Raji
$750 USD in 2 days
0.0 (0 reviews)
0.0
0.0
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Hey, i have been in the cryptocurrency space for a while, i can help you out with what you need, feel free to send me a message :)
$250 USD in 3 days
0.0 (0 reviews)
0.0
0.0

About the client

Flag of INDIA
Lucknow, India
5.0
9
Payment method verified
Member since Nov 27, 2013

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