Principal Engineer at Somethings NYC

Founding principal engineer for a teen mental health platform, scaling from 30 to 3.8K+ active users and processing 1.3M+ messages. Built the in-house AI ecosystem: “Kai” (production MCP servers exposing platform data and tools to LLMs) and “Ava” (agentic system using LangGraph/LangChain/VertexAI/Claude to let non-technical staff query platform data in natural language). Leveraged Claude Code within the agentic coding workflow. Shipped AI-powered reply suggestions with personalized, tone-matched recommendations under 3 seconds. Owned the full stack including React Native mobile app, Node.js/TypeScript backend, and React admin dashboards; architected a teen memory collection system for pattern analysis and retention impact. Collaborated with a NYC-based team working across US and Europe hours.

Full Stack Engineer & Engineering Lead at TopLegal Germany

Architected a distributed contract-analysis system in Node.js/TypeScript microservices handling 1,000+ documents/day at 99.9% uptime. Built a Neo4j knowledge graph processing 100K+ legal entities using custom Cypher queries. Implemented real-time collaboration using Operational Transformation (TipTap + WebSocket) supporting 20+ concurrent users. Led migration to event-driven architecture using AWS EventBridge and Step Functions, reducing processing time by 70%. Mentored 6 engineers.

Full Stack Engineer & Technical Lead at Propelius Technologies

Promoted to Technical Lead (Dec 2021) while staying hands-on. Built a Next.js CRM from scratch featuring a real-time Kanban interface, improving team efficiency by 40%. Designed a Retool e-commerce admin dashboard and integrated EasyCall (WebRTC-based call routing) with Shopify, WordPress, and Wix third-party APIs, contributing to a 15% retention improvement.

Full Stack Engineer at Zypac Infotech

Built full-stack web applications using LAMP and MERN stacks.