Dzmitry

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.

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.

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.