Senior Systems & Backend Tech Lead

Yann Amsellem is a Senior Software Engineer & Tech Lead with 10+ years of experience, specializing in building high-performance systems and complex data-heavy interfaces. Currently at a Series A startup, he bridges the gap between systems engineering and business growth. His recent expertise includes building cross-platform desktop apps and CLI tools using Rust and Tauri, architecting scalable services in Go and Node.js, and expertise in ClickHouse (OLAP) for optimized queries and LLM integration for natural language SQL generation. He also crafts complex UIs (SQL IDEs, Dashboards) with SvelteKit or React and TailwindCSS, and has hands-on experience with Kubernetes and Cloudflare Workers/Hono. He possesses a strong 'ownership' mindset, balancing deep technical execution with business development and technical writing. He is looking for Senior/Staff Engineer or Tech Lead roles in fast-paced, high-trust environments.