Led a small backend-focused team in startup mode, designing and building backend architectures from scratch to production for a P2P NFT and token-lending platform on the Solana stack. Tech stack included Node.js, TypeScript, NestJS, Solana Web3.js, WebSocket, Redis, MongoDB, Docker. Also owned AWS setup (CodePipeline, CodeBuild, CodeDeploy, EC2 with load balancer and auto-scaling, S3, Elasticache, IAM, CloudWatch, Lambda, API Gateway, RDS, SQS, SNS, Secrets Manager, Systems Manager). Designed REST APIs and data models for both NFT platforms to enable effective collaboration between frontend and backend teams.

Full-Stack Developer at IS Soft

May 2, 2022 - May 2, 2022

Participated in building a web interface over a trading system using Express, React and headless CMS; worked with MongoDB, MySQL and AWS. Led development of a broker portal from scratch with NestJS, TypeScript, React, MongoDB, MySQL and AWS. Designed REST APIs and data models for both applications, making it easy for frontend and backend teams to work together.

Full-Stack Developer at PixelPlex

August 2, 2020 - August 2, 2020

Built a microservice architecture from scratch to production to process blockchain data from Bitcoin, Ethereum and Litecoin, allowing parallel parsing and easy scaling. Real-time events were sent over WebSocket, Webhook and Firebase. Backend was built with NestJS, TypeScript, React, MongoDB, MySQL and AWS. Designed REST APIs and data models; created front-end and desktop tools with Electron, React and Redux; established data synchronization and optimized bundle sizes.

Full-Stack Developer at PixelPlex

May 1, 2022 - May 1, 2022

Built a microservice architecture from scratch to production to process blockchain data from Bitcoin, Ethereum and Litecoin, enabling parallel parsing and easy scaling. Implemented real-time events over WebSocket, Webhook and Firebase. Backend built with NestJS, PostgreSQL, MongoDB, Cassandra and Redis; RabbitMQ for messaging; logging and tests; Docker, CI/CD pipelines. Front-end development with Electron, React and Redux; data sync, bundle size optimization, and shared wallet code across apps.

Lead Platform Engineer at banx.gg / FRAKT

June 1, 2025 - June 1, 2025

Led platform engineering for high-load NFT and token lending scenarios on a Solana stack. Designed API and backend architecture, implemented blockchain data caching and indexing. Built backend with Node.js, TypeScript, MongoDB, Redis, PostgreSQL, Cassandra and Redis; AWS; Docker; CI/CD; on-chain notifications; monitoring and performance tuning.