Hire the best Solidity Freelancers in Los Angeles, CA
Check out Solidity Freelancers in Los Angeles, CA with the skills you need for your next job.
- $70 hourly
- 5.0/5
- (4 jobs)
I'm a full stack software engineer experienced in Python, React & Javascript. I have 4 years of experience working as a full stack software engineer and 2 years of experience working as a project manager. I'm currently a Software Engineer at Evite in Los Angeles, CA. Expertise: Web Development, API Development, Cloud Architecture, Agile Project Management. Programming Languages: Python, JavaScript, JSX, C, SQL, Bash, JSON, HTML, CSS, Perl, Java, Kotlin, XML, Solidity. Programming Tools & Frameworks: React, Node.js, Django, Flask, AWS, PostgreSQL, MySQL, Snowflake, Docker, Linux, Git, Github, Bitbucket, Jira, Confluence, VS Code, Jenkins, pytest, unittest, pandas, streamlit, SQLAlchemy. Hobbies: Travel, Skiing, Rock Climbing, Tutoring
Solidity
StreamlitReactSoftware Architecture & DesignAgile Software DevelopmentCommunication SkillsDockerDjangoRaspberry PiHTMLCSSBootstrapBashJavaScriptPython - $50 hourly
- 5.0/5
- (1 job)
As a senior software engineer with 8+ years of development experience, I specialize in developing various financial trading bots such as Crypto, Forex, Stock and Options trading bots. I have rich experience in developing various Crypto trading bots, including Arbitrage bot, Front-running bot, and Volume trading bot which works with DEX (Uniswap, Pancakeswap, Jupiter, Orca, etc.) and CEX (Binance, Coinbase, Kraken, KuCoin, Bybit, etc.) I am very proficient in MetaTrader4|5 and TradingView platform, and their languages MQL4|5 and PineScript. My skill sets include: *** Blockchain skills: - Ethereum, Solana, BSC, Polygon, Tron, Base, Arbitrum, Optimism - Crypto, NFT, Defi, Dex, ICO, P2E Game - Solidity, Rust, Golang, Truffle, Hardhat, Web3.js *** Backend skills: - PHP, Node.js, - PHP Frameworks: Laravel, Codeigniter, Yii, Cake PHP - Node Frameworks: Express, Loopback, Sails - PHPUnit, RESTful APIs, Socket.IO *** Frontend skills: - Angular.js, VueJs, ReactJS - JavaScript (TypeScript, ECMA script 5/6), JQuery, AJAX - HTML5, CSS3, SASS, LESS - Bootstrap, Angular Material, Materialize CSS *** Databases: - Relational: MySQL, PostgreSQL, MSSQL, - NoSQL: MongoDB, Redis, MemCache
Solidity
Django StackForex TradingTradingViewWeb3Node.jsTailwind CSSReactTypeScriptPythonJavaScriptC#Rust - $50 hourly
- 5.0/5
- (6 jobs)
★ I always keep in touch because I know this is crucial to building a long-term relationship. ★ Deep expertise in complex cryptography and related systems with cutting edge technologies ensures outstanding results. What our clients say about my work: 💥 I highly recommend David for his outstanding achievements as a full-stack software engineer. He has demonstrated his exceptional skills and creativity by developing fantastic Telegram mini apps and bots that have exceeded our expectations. His professionalism and attention to detail truly sets him apart and makes him an invaluable asset to any team. 💥 Very satisfied with his work. He delivers quality work and listens to his clients very well. — Bot Development — 🔯Telegram Channel Management Bot 🔯Token Liquidity Burn and Supply Burn Monitoring Bot 🔯Cryptocurrency Trading Bot — Telegram Mini App Development — 🔯Telegram Mini App for Token Airdrop 🔯Connect any kind of wallet 🔯Tap game and invite friends 🔯Follow social links — Blockchain Stack — Ethereum, BSC, Polygon, Base, Optimism Foundry, Hardhat, Geth, OpenZeppelin, EVM, Web3, Solidity, Infura, Remix, BTC, ETH, SC, DEX, CEX, ERC20, SPL tokens, BEP20, Flashbots and local simulation
Solidity
Discord Bot DevelopmentREST APIGraphQLPostgreSQLweb3.jsHardhatTelegramNode.jsMongoDBReactNext.jsSmart Contract DevelopmentCryptocurrency TradingBot Development - $150 hourly
- 4.9/5
- (67 jobs)
Cloud Architect - Full Stack Developer - Dev Ops - Blockchain - AI Python, Javascript (node), Typescript, Golang, Rust Terraform, Docker, Kubernetes AWS Developer and Solutions Architect Seasoned entrepreneur and hacker with experience across industries and technology stacks. Expert problem solver with an ability to bring value to any consulting project.
Solidity
Infrastructure as CodeServerless ComputingBlockchainDevOpsAWS LambdaPostgreSQLPythonDockerNode.jsTypeScript - $85 hourly
- 5.0/5
- (7 jobs)
Full stack dev. Web3 friendly. Front-end - NextJS/Tailwind/GraphQL MERN - Mongo/Express/React/Node Web3 - Solidity/Viem/The Graph/Wagmi
Solidity
Front-End DevelopmentGraphQLTailwind CSSNext.jsReactReact NativeWeb DevelopmentBlockchainWeb3web3.jsSmart ContractEthereumTypeScriptJavaScript - $70 hourly
- 0.0/5
- (0 jobs)
- Blockchain, NFT, Solidity, Rust, Web3.js - NodeJS | ReactJs | AngularJS - HTML5, CSS3, JavaScript, MySQL, PHP, Laravel, Codeigniter - C, C++, C#
Solidity
Blockchain ArchitectureBlockchainSmart ContractRustNode.jsReact - $60 hourly
- 0.0/5
- (0 jobs)
I am the lead blockchain developer for Solidity.io with 5+ years of experience, looking to provide secure smart contracts for any project. I have experience working with cutting-edge cryptographic algorithms with the united states air-force and freelance cybersecurity. Working for Solidity.io, I have developed countless NFT and token projects with varying difficulties from simple artwork to complex staking and DAO contracts. Along with NFTs, I have created presale and sale contracts for initial decentralized offerings as well as utility tokens. Alongside tokens, I have worked on the development of goosedefi's audited smart contracts for their Decentralized exchange passing Hacken and Certik audits on our first try. I often join projects in varying states of development working alongside the existing engineering team. The technologies I’ve worked with include: React, React Native, Solidity, Node.js, PHP, Python, JavaScript, IPFS, Alchemy, Infura, Pinata Cloud, Git, Web3, Ethers.js, Ethereum, Solana, Cardano, ERC 721, ERC20, ERC677, ERC1155. I look forward to learning more about your project and seeing if I can help bring your vision into reality. Please feel free to reach out or invite me to your project. Thank you!
Solidity
ReactMERN StackMongoDBBlockchainNFT Collection GenerationNFT MarketplaceNFTNode.jsRustSmart ContractBlockchain ArchitectureDApp Development - $65 hourly
- 0.0/5
- (0 jobs)
Hello. A specialist and a huge enthusiast of the blockchain sector, serving new and old clients with my proficiency in blockchain consultancy and development that can range from a simple token to multiple exchanges and entire blockchain transformation for mid-size businesses to huge corporations. Solutions I can provide: ✔ DEX and Centralized Crypto Exchange ✔ Advanced Trading Platform (Lending, Swapping, Staking, Futures) ✔ Portfolio Tracking Platform ✔ Web/Mobile Wallet ✔ DEFI Exchange Development ✔ Liquidity Mining Protocols ✔ Impermanent loss, governance tokens ✔ Crypto Collectible Platforms and Non-Fungible Tokens ✔ Custom dApps ✔ ERC20, ERC777, ERC223, ERC721, ERC1155 Smart Contract Development ✔ IEO, STO, Blockchain Research Writing and Whitepapers ✔ Tokenomics ✔ Token Wallet Development ✔ Cryptocurrency games ✔ Custom concurrency development ✔ chain codes ✔ node-setups ✔ Multichain and cosmos development ✔ One-pager 🔸 API Development and Integration: blockchain.info, infura.io, btcpay, node development for custom APIs 🔸 DeFi development: Yearn, Uniswap, Curve, dydx 🔸 Blockchain stack: Web3, Solidity, Infura, Truffle, Remix, ETH, MERN, Python 🔸 Web Stack: ✔ Web3.js, Ethereum, Solidity, Truffle ✔ HTML (5), CSS (3), LESS, Sass, Bootstrap (3/4) ✔ JavaScript/Typescript, React.js, Node.js ✔ PostgreSQL, MongoDB, Redis ✔ TDD methodology (Unit-testing) Due to the very high-speed improvement of the blockchain sphere, I'm constantly learning and trying out new technologies and solutions. Also, based on my experience I can provide you with a consultation on your project, suggesting the most suitable variants and design the full architecture from scratch or using your materials as a base. Feel free to reach out to me, I'm always open to discussions and glad to help.
Solidity
DAppsWebsiteBlockchainCryptocurrencyTruffleHaskellRemixNFT MarketplaceSolanaEthereumSmart ContractRustNFT Mintingweb3.js - $65 hourly
- 0.0/5
- (0 jobs)
Hello. A specialist and a huge enthusiast of the blockchain sector, serving new and old clients with my proficiency in blockchain consultancy and development that can range from a simple token to multiple exchanges and entire blockchain transformation for mid-size businesses to huge corporations. Solutions I can provide: ✔ DEX and Centralized Crypto Exchange ✔ Advanced Trading Platform (Lending, Swapping, Staking, Futures) ✔ Web/Mobile Wallet ✔ DEFI Exchange Development ✔ Liquidity Mining Protocols ✔ Impermanent loss, governance tokens ✔ Crypto Collectible Platforms and Non-Fungible Tokens ✔ Custom dApps ✔ ERC20, ERC777, ERC223, ERC721, ERC1155 Smart Contract Development ✔ IEO, STO, Blockchain Research Writing and Whitepapers ✔ Tokenomics ✔ Token Wallet Development ✔ Cryptocurrency games ✔ Custom concurrency development ✔ chain codes ✔ node-setups ✔ Multichain and cosmos development ✔ One-pager 🔸 API Development and Integration: blockchain.info, infura.io, btcpay, node development for custom APIs 🔸 DeFi development: Yearn, Uniswap, Curve, dydx 🔸 Blockchain stack: Web3, Solidity, Infura, Truffle, Remix, ETH, MERN, Python 🔸 Web Stack: ✔ Web3.js, Ethereum, Solidity, Truffle ✔ HTML (5), CSS (3), LESS, Sass, Bootstrap (3/4) ✔ JavaScript/Typescript, React.js, Node.js ✔ PostgreSQL, MongoDB, Redis ✔ TDD methodology (Unit-testing) Due to the very high-speed improvement of the blockchain sphere, I'm constantly learning and trying out new technologies and solutions. Also, based on my experience I can provide you with a consultation on your project, suggesting the most suitable variants and design the full architecture from scratch or using your materials as a base. Feel free to reach out to me, I'm always open to discussions and glad to help.
Solidity
CryptocurrencyBlockchainTruffleDAppsHaskellRemixNFT MarketplaceSolanaEthereumSmart ContractNFT MintingRust - $60 hourly
- 0.0/5
- (0 jobs)
Hello. A specialist and a huge enthusiast of the blockchain sector, serving new and old clients with my proficiency in blockchain consultancy and development that can range from a simple token to multiple exchanges and entire blockchain transformation for mid-size businesses to huge corporations. Solutions I can provide: ✔ DEX and Centralized Crypto Exchange ✔ Advanced Trading Platform (Lending, Swapping, Staking, Futures) ✔ Web/Mobile Wallet ✔ DEFI Exchange Development ✔ Liquidity Mining Protocols ✔ Impermanent loss, governance tokens ✔ Crypto Collectible Platforms and Non-Fungible Tokens ✔ Custom dApps ✔ ERC20, ERC777, ERC223, ERC721, ERC1155 Smart Contract Development ✔ IEO, STO, Blockchain Research Writing and Whitepapers ✔ Tokenomics ✔ Token Wallet Development ✔ Cryptocurrency games ✔ Custom concurrency development ✔ chain codes ✔ node-setups ✔ Multichain and cosmos development ✔ One-pager 🔸 API Development and Integration: blockchain.info, infura.io, btcpay, node development for custom APIs 🔸 DeFi development: Yearn, Uniswap, Curve, dydx 🔸 Blockchain stack: Web3, Solidity, Infura, Truffle, Remix, ETH, MERN, Python 🔸 Web Stack: ✔ Web3.js, Ethereum, Solidity, Truffle ✔ HTML (5), CSS (3), LESS, Sass, Bootstrap (3/4) ✔ JavaScript/Typescript, React.js, Node.js ✔ PostgreSQL, MongoDB, Redis ✔ TDD methodology (Unit-testing) Due to the very high-speed improvement of the blockchain sphere, I'm constantly learning and trying out new technologies and solutions. Also, based on my experience I can provide you with a consultation on your project, suggesting the most suitable variants and design the full architecture from scratch or using your materials as a base. Feel free to reach out to me, I'm always open to discussions and glad to help.
Solidity
BlockchainCryptocurrencyTruffleDAppsRemixHaskellNFT MarketplaceSolanaEthereumNFT MintingRustSmart Contract - $50 hourly
- 0.0/5
- (0 jobs)
Thank you for stopping by! ⚡ Need a fast, reliable developer to bring your web app or online store to life? I specialize in delivering high-performing, scalable solutions that boost revenue and client engagement. 💰 I've been building unique software solutions since 2019. I love building new projects from the ground up and contributing to existing projects that make a difference in the world. I believe in quality solutions, good communication, and test driven development. My responsiveness and flexibility allow me to adjust my schedule to accommodate your changing needs. Let’s collaborate to achieve your business objectives. My goal is to build long-term relationships, not one-time transactions. 🧩 Tech Stack & Tools: • JavaScript, TypeScript, Angular, React, Next, Vue, SvelteKit, Redux, Node.js, Express, Nest, Python, Flask, Django • REST API, GraphQL, SQL/NoSQL Databases • Git, GitHub, GitLab • Figma, Webpack, Trello, Jira • Ethereum, Solana, Web3.js, Ethers.js Ready to transform your digital presence? Let's collaborate to create experiences that drive growth and user engagement. Message me now, and let's make your vision a reality! ✨
Solidity
ExpressJSPHPAPI IntegrationPythonBlockchainVue.jsNext.jsReactTypeScriptJavaScriptCSSHTMLNode.jsWeb Development - $100 hourly
- 0.0/5
- (0 jobs)
Can help with all things crypto and blockchain technology. From integration to trading bots I can help if you need it.
Solidity
Blockchain ArchitectureNFTCrypto WalletCryptocurrency TradingCryptocurrency MiningCrypto Exchange PlatformCryptocurrency ForkingCrypto Wallet DevelopmentCrypto MarketingCrypto AssetBlockchain, NFT & CryptocurrencyCryptocurrency - $79 hourly
- 0.0/5
- (0 jobs)
I am a certified Blockchain Foundation Developer and have developed blockchain based applications that use Stellar, Ethereum, Hyperledger platforms. I have expertise around Cloud Computing (MS Azure/AWS/IBM Cloud), with strong concept on various RDBMs like SQL Server, Oracle, MySQL, Postgres and some NoSql Databases like MongoDB and DynamoDB. I have proven to be adept at leveraging the latest development methodologies to meet customer requirements and have a very good understanding and level of expertise with CI/CD and overall project delivery . I take a collaborative approach, working with clients on project delivery including testing, and deployment. I strongly believe if there is a problem, there is a solution, and where there is a solution there is progress!
Solidity
EthereumBlockchain DevelopmentCryptocurrencyWeb ApplicationC# - $80 hourly
- 0.0/5
- (0 jobs)
Good morning/afternoon/evening from Chris! I always welcome entrepreneurs & innovators to partner up with my highly experienced skills & stacks to implement your ideas into reality. Whether you need a website, coin or apps developed or even Digital Marketing campaigns executed, I am at your disposal. My best practices include considering all options available towards getting your idea live. I leave no stone unturned to deliver nothing less than the best! My Services: - Web2: React.js, Angular, Vue.js, Ember.js, Meteor.js, Javascript, Python, Ruby, Html, CSS, PHP, SQL, NoSql CouchDb, Node.js, Express.js, Django, Flask, RubyOnRails, Next.js, Nuxt.js, Nest.js, Laravel, Magento, Wordpress, Drupal, TypeScript, Coffee Script - Web3: Web3.js, Ethers.js, Web3.py - Blockchain: Bitcoin, Ethereum, Geth, MEV-Geth, FlashBots, Arbitrage/Liquidation Bots, Parity, Ethereum 2.0, Polkadot, Truffle, Waffle, Solidity, ERC(BEP)20/721/1155, Stable Coin, Binance, UniSwap(SushiSwap), Staking Pool, Mining Pool, Dapp Contact me regarding any project you're serious about. Please maintain a professional conduct. Hobbies: Reading, Travelling
Solidity
FirebaseBlockchainSolanaData ScrapingDAppsSmart Contractweb3.jsReactNode.jsAngularLaravelVue.jsPythonNext.js - $60 hourly
- 0.0/5
- (0 jobs)
I am the lead blockchain developer for Solidity.io with 5+ years of experience, looking to provide secure smart contracts for any project. I have experience working with cutting-edge cryptographic algorithms with the united states air-force and freelance cybersecurity. Working for Solidity.io, I have developed countless NFT and token projects with varying difficulties from simple artwork to complex staking and DAO contracts. Along with NFTs, I have created presale and sale contracts for initial decentralized offerings as well as utility tokens. Alongside tokens, I have worked on the development of goosedefi's audited smart contracts for their Decentralized exchange passing Hacken and Certik audits on our first try. I often join projects in varying states of development working alongside the existing engineering team. The technologies I’ve worked with include: React, React Native, Solidity, Node.js, PHP, Python, JavaScript, IPFS, Alchemy, Infura, Pinata Cloud, Git, Web3, Ethers.js, Ethereum, Solana, Cardano, ERC 721, ERC20, ERC677, ERC1155. I look forward to learning more about your project and seeing if I can help bring your vision into reality. Please feel free to reach out or invite me to your project. Thank you!
Solidity
DApp DevelopmentMERN StackNFT MarketplaceBlockchain ArchitectureBlockchainNFT Collection GenerationNFTSmart Contractweb3.jsMongoDBRustReactNode.js - $75 hourly
- 0.0/5
- (0 jobs)
• 8+ years’ experience in high scalability and high concurrency system development, mainly in Python (Django Rest Framework) and Java (Spring Boot); experience in Microservices and containerized deployment. • Proficient in Docker, Kubernetes, and other DevOps tools; comfortable working under Linux/Unix. • Hands-on experience in Hadoop, Spark, and different databases (both RDBMS and NoSQL). • Hands-on experience in regression/classification/clustering projects; experience in ModelOp Center and Airflow platform; familiar with machine learning workflow. • PMP Certificate, Agile Methodologies, Software Development Life Cycle (SDLC), familiar with project management tools like JIRA, and Confluence. • Solid knowledge in the Finance industry (CFA Level 1); experience in e-commerce, and start-up. • Strong leadership and management skills; excellent problem-solver; fast learner with a positive attitude towards professional development.
Solidity
NoSQL DatabaseSmart ContractShopifyEthereumBlockchainSolidifyJavaScriptCSSHTMLJavaPythonSpring FrameworkDjango - $65 hourly
- 0.0/5
- (0 jobs)
Hello. A specialist and a huge enthusiast of the blockchain sector, serving new and old clients with my proficiency in blockchain consultancy and development that can range from a simple token to multiple exchanges and entire blockchain transformation for mid-size businesses to huge corporations. Solutions I can provide: ✔ DEX and Centralized Crypto Exchange ✔ Advanced Trading Platform (Lending, Swapping, Staking, Futures) ✔ Portfolio Tracking Platform ✔ Web/Mobile Wallet ✔ DEFI Exchange Development ✔ Liquidity Mining Protocols ✔ Impermanent loss, governance tokens ✔ Crypto Collectible Platforms and Non-Fungible Tokens ✔ Custom dApps ✔ ERC20, ERC777, ERC223, ERC721, ERC1155 Smart Contract Development ✔ IEO, STO, Blockchain Research Writing and Whitepapers ✔ Tokenomics ✔ Token Wallet Development ✔ Cryptocurrency games ✔ Custom concurrency development ✔ chain codes ✔ node-setups ✔ Multichain and cosmos development ✔ One-pager 🔸 API Development and Integration: blockchain.info, infura.io, btcpay, node development for custom APIs 🔸 DeFi development: Yearn, Uniswap, Curve, dydx 🔸 Blockchain stack: Web3, Solidity, Infura, Truffle, Remix, ETH, MERN, Python 🔸 Web Stack: ✔ Web3.js, Ethereum, Solidity, Truffle ✔ HTML (5), CSS (3), LESS, Sass, Bootstrap (3/4) ✔ JavaScript/Typescript, React.js, Node.js ✔ PostgreSQL, MongoDB, Redis ✔ TDD methodology (Unit-testing) Due to the very high-speed improvement of the blockchain sphere, I'm constantly learning and trying out new technologies and solutions. Also, based on my experience I can provide you with a consultation on your project, suggesting the most suitable variants and design the full architecture from scratch or using your materials as a base. Feel free to reach out to me, I'm always open to discussions and glad to help.
Solidity
TruffleCryptocurrencyWebsiteRemixBlockchainDAppsHaskellNFT MarketplaceSolanaEthereumweb3.jsNFT MintingRustSmart Contract - $65 hourly
- 0.0/5
- (0 jobs)
Hello. I have successful experience in web application and 3 years of blockchain development. I developed a number of blockchain projects including NFT minting, NFT marketpalce, DeFi, cryptocurrency and DAO. ✔️ My Experiences I have built a lot of websites by using most of the Javascript and PHP frameworks such as React, Angular, Vue, Bootstrap, jQuery, HTML5, CSS3, Laravel, Symfony, Yii, CI. ***Front-End*** ✔️ React (5+ years): Redux, Material-UI, Ant Design, Semantic UI ✔️ Angular (3+ years): Angular Material, NGX Bootstrap, NG Semantic-UI, NG Charts ✔️ Vue (5+ years): Vuex, Material Kit, Vuetify, Vux, Element ✔️ Bootstrap, JS, HTML5, SASS, CSS3 - Responsive ✔️ MERN, MEAN stack ***Back-End*** ✔️ PHP (5+ years): Laravel, Symfony, CodeIgniter, Yii, Node/Express Blockchain: ✔️Ethereum ✔️Solidity ✔️NFT Minting ✔️NFT marketing ✔️NFT auction ✔️Smart Contract ✔️DeFi Other experiences: ✔️Database: MySQL, MongoDB, PostgreSQL, Firebase. ✔️API (5+ years): Facebook, Google, Twitter, Twilio, Google Map, Stripe, MailChimp. ✔️Several platforms and apis related to eCommerce. ✔️AWS, GCP, Azure, Docker. ✔️Git, SVN, etc. ✔️JIRA, Trello, etc. ✔️C++, C# I assist my clients in clarifying requirements so that they get precisely what they need and I deliver perfect result with maintainable and testable code. As a senior web developer with many years of software development experience, education and continuous training I not only apply my technical skills to your project, but I also provide plenty of advice, suggestions and help in shaping the plan to make your next great idea becomes reality. Please feel free to contact me anytime. Thank you for reading and hope to hear from you soon. Best regards.
Solidity
DApp DevelopmentNFT MintingNFT MarketplaceEthereumCryptocurrencyBlockchainFront-End DevelopmentSmart Contractweb3.jsAPI DevelopmentReactWeb DevelopmentNode.jsJavaScript - $50 hourly
- 0.0/5
- (0 jobs)
I am a full stack software developer with more than 5000 hours of building, maintaining and deploying single applications, DApps and smart contracts. and I can adapt onto any technology rapidly making myself flexible upon any tech stack. A passionate, diligent person who wants to learn continuously.
Solidity
DApp DevelopmentBlockchain, NFT & CryptocurrencyMERN StackSmart Contractweb3.jsNode.jsNext.jsReact Want to browse more freelancers?
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