Software Engineer, Backend Systems ($185K - $300K + Equity) Real-time Trading Platform

CoffeeSpace; New York (NY); On-site; USD 120,000 - 180,000; Full time

Job summary

CoffeeSpace in New York, NY is seeking a backend systems engineer to help build the core infrastructure behind a real-time trading platform. You will work on a high-performance backend, focusing on asynchronous execution, system design, and collaboration in a fast-paced in-person environment.

The role emphasizes building risk engines, blockchain state machines, and scalable services that coordinate live market data across venues with low-latency REST and WebSocket APIs.

Qualifications

• 2-4 years of experience in backend systems engineering.
• Proficiency in Rust and experience with asynchronous programming.
• Familiarity with distributed systems and blockchain technologies.
• Experience with REST and WebSocket APIs, and Docker.
• Thrives in a collaborative, in-person work environment.

Responsibilities

• Build and maintain risk and liquidation engines to manage risk and improve capital efficiency in volatile markets.
• Design and implement blockchain state machines that power trading, settlement, and risk operations.
• Develop services that maintain consistent state across asynchronous processes using voting, consensus, and coordination mechanisms.
• Process live market data and coordinate actions across trading venues, managing WebSocket streams and time-sensitive workflows.
• Build high-performance REST and WebSocket APIs that power the trading interface with millisecond-level response times.

Skills

Rust

Asynchronous programming

Distributed systems

Blockchain technologies

REST APIs

WebSocket APIs

Docker

Tools

Docker

Job description

Location: New York, NY

Employment type: Full-time

About the company

This company builds the backend infrastructure for a high-performance real-time trading platform. They process live market data and coordinate complex trading venues at scale, focusing on blockchain execution environments and distributed systems. The team is small, around 10 people, and has secured over $15M in funding.

About the role

You’ll be instrumental in building the backend infrastructure behind the company's real-time trading platform. This role requires strong command of asynchronous programming, systems knowledge, and a performance-driven mindset. You'll work in a high-bandwidth, collaborative in-person environment.

What You’ll Do

• Build and maintain risk and liquidation engines to manage risk and improve capital efficiency in volatile markets.
• Design and implement blockchain state machines that power trading, settlement, and risk operations.
• Develop services that maintain consistent state across asynchronous processes using voting, consensus, and coordination mechanisms.
• Process live market data and coordinate actions across trading venues, managing WebSocket streams and time-sensitive workflows.
• Build high-performance REST and WebSocket APIs that power the trading interface with millisecond-level response times.

Why This Role Is Compelling

• Work on cutting-edge blockchain execution environments and distributed systems.
• Tackle high-throughput event streams in a fast-paced market.
• Join a small, dynamic team with significant funding and growth potential.

The Ideal Candidate

• 2-4 years of experience in backend systems engineering.
• Proficiency in Rust and experience with asynchronous programming.
• Familiarity with distributed systems and blockchain technologies.
• Experience with REST and WebSocket APIs, and Docker.
• Thrives in a collaborative, in-person work environment.

This is a real, active role that CoffeeSpace is recruiting for in close partnership with the hiring team. We don’t post speculative roles and work directly with teams on their actual hiring needs.