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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # backend engineer - **Company:** POLYMARKET CLEARING LLC - **Location:** United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Algorithmic Trading, Amazon Web Services, C++ (Programming Language), Software Quality, Code Review, Data Structures, Software Debugging, Linux, Distributed Systems, Memory Management, Protocol Buffers, RabbitMQ, ZeroMQ (Concurrent Programming Libraries), Cloud Platform System, Concurrency, Backend, Event Driven Architecture, Low Latency, Apache Kafka, Restful APIs, Grpc, Data Pipelines - **Published:** September 4, 2026 - **Apply:** https://startup.jobs/polymarket-senior-backend-engineer-us-exchange-decircle-8349653 ## About the Role We're looking for an experienced backend engineer who enjoys working close to the metal and solving hard distributed systems problems. * Build the exchange backend: Design and implement scalable, low-latency backend services that power Polymarket's exchange, using C/C++ or other performance-oriented systems languages (Go, Rust, Java)., * 4-7+ years of professional backend development experience, with strong proficiency in C/C++ (preferred) or another systems language (Go, Rust, Java). * Solid understanding of algorithms, data structures, concurrency, memory management, and experience building low-latency, high-throughput systems. * Comfortable working on complex systems end-to-end, debugging production issues on Linux, and taking responsibility for correctness and performance. * (Plus) Experience in trading systems, HFT, gaming, telecom, or other latency-sensitive domains * (Plus) Production experience with Kafka, Pulsar, or similar streaming platforms at scale * (Plus) Familiarity with gRPC, Protobuf, ZeroMQ, or similar technologies * (Plus) Experience deploying systems in cloud environments (AWS/GCP) and using containers ## Description Polymarket is looking for a backend engineer to help build and scale the core exchange infrastructure that powers our markets. This role is focused on high-performance, low-latency backend systems that must be correct, fast, and resilient under real-world trading load. You'll be a core individual contributor working with other senior engineers to design, implement, and optimize the systems that sit at the heart of Polymarket's exchange. This is a high-ownership role with minimal bureaucracy and a strong bias toward execution., * Design distributed systems: Build and operate robust APIs, data pipelines, and event-driven systems using messaging and streaming platforms (Kafka, Pulsar, RabbitMQ). * Own reliability & operations: Reinforce security, availability, performance, and scalability across backend systems, and participate in diagnosing and resolving production issues. * Collaborate cross-functionally: Work closely with engineers across product, infra, and data to ensure tight integration between the exchange and the broader platform. * Contribute to code quality: Participate in code reviews, design discussions, and architectural decisions to maintain a high bar for engineering excellence. ## Related Videos - [Inside Bitpanda's Tech Stack: Scaling a European Fintech Leader - Markus Dorner](https://www.wearedevelopers.com/videos/1979-inside-bitpanda-s-tech-stack-scaling-a-european-fintech-leader-markus-dorner) - [Exploring the Power of gRPC-Gateway for Writing RESTful Services](https://www.wearedevelopers.com/videos/2072-exploring-the-power-of-grpc-gateway-for-writing-restful-services) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) - [Microservices architecture as a key element in building trading systems for global finance markets](https://www.wearedevelopers.com/videos/1196-microservices-architecture-as-a-key-element-in-building-trading-systems-for-global-finance-markets) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline)