Senior Full-Stack Engineer (TradeTerm)

Stack

Responsibilities

• ▹Build real-time market data pipelines, Level 2 data, order book reconstruction
• ▹Develop order flow visualizations: footprints, heatmaps, DOM, profiles, CVD
• ▹Improve the trading interface: charts, DOM, tape, order panel
• ▹Prepare live data features for partnerships with prop firms
• ▹Integrate with market data providers

Requirements

• ▹5+ years of engineering experience
• ▹Comfortable across backend systems, including low-latency backend
• ▹Experience with modern frontend frameworks: React 18+ / TypeScript
• ▹Active trader: futures or crypto, day trading or scalping
• ▹Spec-driven, AI-orchestrated development: deep planning and effective work with AI agents
• ▹Experience with real-time market data: WebSocket streaming, order books, Level 2 depth
• ▹Ability to produce your own product specs
• ▹Ability to make UX decisions based on a UX guide and UX advisor input
• ▹Fluent English, written and spoken

Nice to have

• ▹Rust experience, the team uses Rust/Axum
• ▹Experience with high-performance browser rendering, e.g. WebAssembly, ImGui, egui
• ▹Familiarity with trading tools like footprint charts, DOM/ladder, heatmaps, market/volume profile, CVD

Soft skills

What we offer

• ▹Full ownership, from specs to shipping, no ticket queue
• ▹Product connection: you use the product yourself as a trader
• ▹AI-first team: AI is part of how they plan, research, and build
• ▹Flexible, outcome-driven working style

About the company

Railsware's small founding team, 2 co-founders and 1 engineer, is building a Trading Terminal for prop firms and traders, combining order flow visualization with replay, audit, and execution. The team works spec-driven and has access to a senior Railsware Director with experience shipping many products.