Hire the Best Blockchain Developers
in Armenia

I build secure blockchain products, smart contracts, Web3 apps, and high-performance Go backends for startups, founders, and crypto teams who need production-ready systems — not just code. With 8+ years of professional software engineering experience, I specialize in building scalable Blockchain and full-stack solutions using Solidity, GoLang, Node.js, Python, React, and Web3 technologies. I can help you build: • Smart contracts for tokens, staking, vesting, launchpads, NFTs, marketplaces, DEXs, and DeFi platforms • Complete decentralized applications with wallet connection and clean Web3 UX • NFT minting platforms and full NFT marketplaces • PancakeSwap / Uniswap-style DEX forks and custom DeFi systems • Telegram bots for airdrops, referrals, crypto payments, and community automation • High-performance Go backends, APIs, workers, blockchain listeners, and payment systems • Secure admin panels, dashboards, analytics, and automation tools My focus is always on clean architecture, security, scalability, and long-term maintainability. I do not just write code — I help turn your idea into a reliable product that can handle real users, real traffic, and real business logic. Whether you need a new smart contract, a full Web3 platform, backend optimization, or a complete product from idea to deployment, I can help you design, build, test, and launch it properly. Let’s build something reliable, scalable, and ready for production.

I am a Senior Golang Engineer with 10+ years of experience building high-load, distributed systems for companies like Uber, Yandex, and Wildberries. I specialize in scalable microservices, real-time message processing, and database performance optimization. What I do best Design and build high-load microservices in Go Architect event-driven systems using Kafka/NATS Optimize PostgreSQL & MongoDB (indexes, query tuning, sharding strategies) Lead teams and deliver production-ready solutions Migrate legacy systems to Go & microservices Build secure APIs, multi-tenant platforms, SaaS backend systems My impact (real numbers & achievements) Reduced service latency by 20–50% in multiple projects Designed systems handling 8k–14k RPS Optimized database queries resulting in 3×–10× performance gains Led teams of 4–10 engineers and delivered projects on time Built event-driven pipelines processing millions of messages/day Why clients choose me Clean, scalable, production-ready code Strong architecture background Clear communication Ownership and responsibility from start to finish Enterprise-level experience from major companies If you need a fast, stable, secure backend with clean architecture — I'm the engineer who will deliver it. I take full responsibility for the technical solution and will bring your system to the next level.

As a Full-Stack Software Developer, I have acquired advanced programming skills and have developed a hardworking mentality throughout my 8+ years of progressive experience in the field. With a solid understanding of the IT industry, including software, hardware, and networking, I have honed my skills in various technologies and frameworks. ✅ My expertise lies in JavaScript and its popular libraries and frameworks, including TypeScript. I have a thorough understanding of software design principles and patterns, which I apply to develop scalable and maintainable software systems. My experience in front-end technologies such as React.js, Next.js, Redux(toolkit), Zustand, RTK Query, HTML, CSS, Sass, and TailwindCSS, MUI, AntDesign, GraphQL, Rest API coupled with my expertise in server-side JavaScript (Node.js), allows me to develop full-stack applications efficiently. ✅ Furthermore, I have a deep understanding of blockchain and web3 technologies, and have successfully developed decentralized applications using these tools. My experience in this area includes building smart contracts, developing decentralized applications, and integrating blockchain technologies into existing systems. ✅ Additionally, I have experience in C/C++ and libraries such as Boost and STL, which has given me a solid foundation in programming languages beyond JavaScript. I am proficient in RESTful API development and have a background in OOP, Design Patterns, and Microservice Architecture. ✅ My experience in database design, including MongoDB, PostgreSQL, MySQL, and Redis, combined with my expertise in unit and end-to-end testing, ensures that I develop reliable software systems. I am well-versed in AWS technologies, such as Lambda, API Gateway, DynamoDB, S3, SNS, and SQQ, and have hands-on experience in automated development processes. Moreover, I have experience in GraphQL and Apollo, which adds to my proficiency in developing scalable and efficient software systems. As a good communicator, I can effectively collaborate with clients and teams to develop software systems that meet their requirements. With my expertise and experience, I am confident in delivering high-quality software solutions that align with the client's business goals. Overall, my skills as a Lead Full-Stack Engineer and blockchain/web3 expert make me an ideal candidate for any project requiring high-quality, scalable software solutions.

Hi! I'm Lusine - a senior full stack & blockchain developer with 8+ years of experience building scalable, secure, and real-time applications. My stack combines powerful backend engineering (Node.js, TypeScript) and decentralized systems (Solidity, Hardhat). 🛠️ My key strengths: - Smart contract development (Solidity, ERC-20/721/1155, staking systems) - Backend architecture with Node.js (Express, NestJS) - Databases: Firebase, MongoDB, PostgreSQL, MySQL - Caching & queues: Redis, RabbitMQ, Apache Kafka - Real-time apps: WebSockets, Telegram bots (Telegraf.js) - AI integration (OpenAI, GPT APIs) - API design, authentication, role-based access, CI/CD pipelines I don’t just write code - I build reliable systems with maintainable structure, tests, and documentation. If you need someone who understands both Web2 and Web3 deeply - let’s talk. I’m here to help bring your idea into reality.

With a lifelong dedication to the software industry and web development, particularly in React, Next, DeFi, dApp, frontend and blockchain technologies, I bring over seven years of hands-on experience as a developer. Throughout my career, I have successfully delivered a multitude of projects ranging from decentralized exchanges (Dex) and lending platforms to yield farming protocols and non-fungible token (NFT) marketplaces. My expertise spans a wide spectrum, encompassing Smart Contract development using Solidity, JavaScript frameworks, and Python. I have a proven track record of crafting high-quality, reliable solutions that meet the needs of businesses and users alike. Whether it's backend development utilizing Node.js and Python, or establishing seamless frontend-backend communication through Restful APIs, I ensure that every aspect of the project is meticulously executed. In terms of frontend development, I excel in HTML, CSS, and JavaScript, leveraging modern frameworks such as React with Redux-Toolkit, Vue.js, Next.js, and Angular to deliver immersive user experiences. My proficiency extends to converting designs from Figma to HTML/CSS, implementing animations using GSAP, Animate.js, and CSS keyframes, and ensuring cross-browser compatibility and responsiveness across various devices and resolutions. Furthermore, I am well-versed in version control systems like Git, and proficient in project management tools such as Slack and Trello. My strong communication skills and client-centric approach have earned me numerous accolades on freelance platforms like Upwork, Freelancehunt, and Weblancer. I am committed to delivering exceptional results and contributing to the success of your projects and business endeavors.