Senior Full-Stack Engineer (Trading Platform)

About the Position

We’re building a Trading Terminal- a platform for reviewing and replaying trades, designed for prop firms and traders. It combines order flow visualization with replay, audit, and execution in one system.

We work in a spec-driven way: we plan before we build. If you’re a senior engineer who actively trades and cares about building better trading tools, this role is for you.

Responsibilities

• Building real-time market data pipelines (Level 2 data, order book reconstruction)
• Developing order flow visualizations (footprints, heatmaps, DOM, profiles, CVD)
• Improving the trading interface (charts, DOM, tape, order panel working together)
• Preparing live data features for partnerships with prop firms
• Integrating 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: you plan deeply and know how to work with AI agents effectively
• 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 the UX guide and input from a UX advisor
• Fluent English (written and spoken)

Nice to Have

• Ruby and Rust (we use 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

We Offer

• Competitive compensation
• Growth opportunities
• Remote and flexible schedule
• Smart Expense policy
• Secure hardware and equipment
• 34 Paid days off
• Regular online and offline gatherings

About the Company

We’re a small founding team: 2 co-founders and 1 engineer (you would be the second), plus part-time support in Product, DevOps, and Compliance + access to a senior Railsware Director with experience shipping many products.

Yaroslav Lazor - engineering & product (previously worked on Calendly)

Umar Ashraf - markets & distribution (runs a 4M+ YouTube trading channel, founder of Tradezella)

Learn about Railsware unique product development culture, values, and how it all started. Join Railsware - a community of professionals from all over the world.