Aleksandrs Sadovins
Dynamic and results-driven Web3 Full Stack Engineer with 8+ years of experience designing, developing, and deploying scalable solutions across blockchain, cloud, and web technologies.
About
Dynamic and results-driven Web3 Full Stack Engineer with 8+ years of experience designing, developing, and
deploying scalable solutions across blockchain, cloud, and web technologies. Expertise in Go, Node.js,
TypeScript, Python, and PHP, with extensive experience in both frontend and backend development. Adept at
leveraging NestJS, GraphQL, and RESTful APIs to build high-performance, secure, and scalable systems. Proven
track record of developing and optimizing Web3 applications, integrating decentralized technologies, and
deploying applications on AWS and GCP cloud platforms. Skilled in Docker, CI/CD, and version control
practices, ensuring efficient development workflows and seamless deployments. Known for delivering highquality products, enhancing system performance, and mentoring teams to drive innovation and technical
excellence
- 9 years' experience
- Joined January 2026
Industry experience
- Software & Internet
Work experience· 4 roles
Led design and development of blockchain-integrated platforms using Go, Node.js, and TypeScript to enable seamless smart-contract interactions and DApp functionality. Built and optimized backend microservices with NestJS and GraphQL; implemented RESTful APIs; led frontend work with React and Next.js; integrated Prisma ORM with PostgreSQL and MongoDB; implemented Docker-based CI/CD pipelines; improved latency and reliability. Collaborated with blockchain engineers to deploy on Ethereum and Polygon networks, and enhanced system performance and security practices.
Built and optimized full-stack applications using Node.js, GraphQL, and React.js. Developed cloud-native solutions on AWS (EC2, S3, API Gateway) with Docker. Integrated PostgreSQL and MongoDB for structured and unstructured data, designed RESTful APIs for cross-platform communication, and contributed to data querying performance. Led CI/CD improvements and collaborated with product teams to enhance features and user workflows.
Contributed to real-time chat app development using Web Sockets; optimized frontend components with TypeScript, React.js and Tailwind; built dynamic, responsive UI; implemented containerization with Docker; established CI/CD pipelines; integrated with backend services.
Education
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