Typescript Performance Engineer Trading System

## About the role Architect and implement high-frequency data pipelines in the browser, handling live order books, tick-level price updates, and streaming analytics with sub-millisecond rendering. ## Responsibilities - Architect and implement high-frequency data pipelines in the browser, handling live order books, tick-level price updates, and streaming analytics with sub-millisecond rendering. ## Requirements - Expert in TypeScript, including compiler internals, advanced type systems, and runtime optimizations in modern JS engines (V8, etc.) - Strong understanding of algorithmic complexity and data structures as applied to front-end problems (sorting, caching, diffing, state reconciliation). - Demonstrated experience with performance profiling and tuning — e.g., flame charts, memory snapshots, micro-optimizations, and async queue analysis. - Deep familiarity with browser execution models, including event loops, rendering pipelines, and reflow/repaint cycles. - Proficient in network performance optimization — leveraging HTTP/2+, compression, edge caching, and adaptive data fetching strategies. - Experience with high-concurrency UIs (e.g., data visualization dashboards, financial terminals, real-time collaboration tools). - BSc in math, physics, or computer science. Prior experience with Rust, C++, or systems-level performance tuning is a significant plus. ## Nice to have - We ship - a lot - of code; we're looking for a high output individual. ## About the company Based in/near NYC. Our office is located in the Financial District, Manhattan.