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Join Polymarket as a Senior Infrastructure Engineer to design and maintain the backbone of our trading platform, ensuring high performance and reliability in a fast-paced DeFi environment.
Polymarket is the world's largest prediction market platform, enabling individuals to express views on real-world events by trading on outcomes across politics, economics, sports, culture, and current affairs. Built as a peer-to-peer marketplace with no centralized "house," Polymarket aggregates diverse opinions into transparent, market-based probabilities that reflect collective expectations about the future. We're growing fast, both in terms of volume ($21B traded in 2025) and adoption as an alternative news source. Our ambition is to become a ubiquitous beacon of truth in global media.
What You'll Do:
- Build and automate development workflows.
- Design and maintain infrastructure that standardizes how we develop, version, test, and deploy software across environments.
- Architect scalable systems.
- Make thoughtful architectural decisions and tradeoffs, balancing risk, performance, cost, and maintainability across the DeFi trading stack.
- Power high-performance trading services.
- Contribute to infrastructure supporting real-time APIs, low-latency data feeds, and the exchange systems that underpin Polymarket's markets.
- Develop testing infrastructure.
- Build robust tooling for automated testing at all levels, from unit to integration to API.
- Ensure availability and reliability.
- Own critical infrastructure that minimizes downtime and reduces risk of failure across trading-critical systems.
- Move fast without breaking things.
- Deliver high-quality solutions quickly, with a strong sense of ownership and attention to detail.
- Operate autonomously.
- Take initiative and make independent decisions, there's no micromanagement here.
- Collaborate across teams.
- Work closely with engineers throughout the DeFi team and broader company to support deployment, performance, and operational needs.
Qualifications:
- 6+ years of hands-on experience in software engineering, with a strong track record delivering production-grade systems.
- Deep familiarity with cloud infrastructure and DevOps tooling, including AWS, Kubernetes, Terraform, Kafka, load balancing, ElasticCache, messaging queues, Flux, Docker, GitHub Workflows, Cloudflare, FluxCD, PostgreSQL, MongoDB, Redis, S3, Lambda, and AWS networking.
- Excellent communication skills and a strong desire to learn, grow, and collaborate effectively across teams.
- Solid technical acumen and a results-driven mindset, capable of solving complex engineering challenges with practical solutions.
- Proven history of improving engineering workflows through the creation and implementation of new tools and processes that boost efficiency and consistency.
- Leadership experience planning and executing large-scale projects with lasting impact on core systems or engineering teams.
- Ability to ship quickly and iterate fast without compromising quality.
- Exceptional judgment in prioritizing tasks, balancing urgency with strategic importance.
- Genuine passion for engineering: you take pride in your craft and strive for excellence in everything you build.
- Specialized expertise in at least one of the following: networking (diagnosing and resolving complex network issues) or security (CISSP, CISM, AWS certifications, or equivalent experience designing secure systems).
- Proven experience building deployment systems across Kubernetes, RDS/PostgreSQL, IAM policies and roles, ElasticCache, and cloud networking including VPC peering and subnets.
- Experience working on or alongside trading systems, exchange infrastructure, or DeFi protocols.
3 DeFi teams messaged me in 5 days
AI profile matched me perfectly
2 interviews in my first week
Hired in 9 days, no cold apps
Best web3 board, period
3 DeFi teams messaged me in 5 days
AI profile matched me perfectly
2 interviews in my first week
Hired in 9 days, no cold apps
Best web3 board, period
CV to offer in 11 days
DAO found me, not the other way
Passive search actually works here
Got 5 messages in first week
Only board I recommend now
CV to offer in 11 days
DAO found me, not the other way
Passive search actually works here
Got 5 messages in first week
Only board I recommend now
