Senior Backend Engineer, Low-Latency Trading (Remote)

PinPredict, Inc.; United States; Remote; USD 140,000 - 220,000; Full time

Job summary

PinPredict, Inc. is a fully remote, US-time-zone trading systems company hiring senior backend engineers.

You will design and implement low-latency services in C#/.NET for market data ingestion, order routing, and risk controls, while using Python for tooling and automation. You will integrate with Kafka, Redis, and Postgres, contributing to domain modeling for prediction markets and building robust exchange gateways using FIX, WebSocket, and REST.

Qualifications

• 7+ years backend engineering with a strong focus on C#/.NET in production.
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Responsibilities

• Design and implement low-latency services in C#/.NET for market data ingestion, order routing, and risk controls.
• Use Python for non-hot-path components such as research tooling, data prep, or automation.
• Integrate with Kafka, Redis, and Postgres with resilience and performance in mind.
• Contribute to domain modeling for prediction markets (instruments, orders, fills, risk, P&L).
• Build and evolve exchange gateways using FIX for order entry, WebSocket for market data feeds, and REST for reference data with robust fault tolerance.
• Write clean, testable code; uphold code quality via reviews, automated tests, and documentation.
• Collaborate with infra, trading, and front-end teams to iterate quickly and deliver measurable outcomes.
• Instrument services for observability and participate in on-call to own what you build.

Skills

C#/.NET

Python

Concurrency

Data-intensive systems

Domain modeling

AI tools curiosity

On-call ownership

Observability

Tools

Kafka

Redis

Postgres

FIX

WebSocket

REST

Job description

PinPredict, Inc. is a fully remote, US-time-zone trading systems company hiring senior backend engineers.

You will design and implement low-latency services in C#/.NET for market data ingestion, order routing, and risk controls, while using Python for tooling and automation. You will integrate with Kafka, Redis, and Postgres, contributing to domain modeling for prediction markets and building robust exchange gateways using FIX, WebSocket, and REST.