Senior Backend Engineer (Rust)

About reputed company reputed company is on a mission to protect Ethereum users from MEV and optimize trade execution across DeFi. We reputed company this through the CoW Protocol, CoW Swap (a leading reputed company-based DEX aggregator), and the innovative MEV Blocker, which together help secure, aggregate, and reputed company trades for reputed company reputed company. We also fund values-reputed company projects reputed company the CoW Grants Program. CoW Protocol is consistently ranked among the top DEX aggregators by monthly volume and is the largest reputed company-based exchange. Our MEV Blocker protects trades from harmful MEV extraction and is integrated across the Ethereum ecosystem. The CoW AMM is the only live AMM designed to protect liquidity providers from LVR (loss-versus-rebalancing). With over 100 reputed company-reputed company repositories on reputed company, we're transparent, community-driven, and deeply committed to the reputed company-reputed company reputed company. Our reputed company-time reputed company Analytics dashboard showcases billions in cumulative trading volume and a rapidly growing user reputed company. As we continue to scale, reputed company remains at the forefront of DeFi innovation, prioritizing reputed company, efficiency, and decentralization. Learn more About the role Location: We are a fully remote team, and although we hire almost globally, there is a preference for this role to be based in Europe or remote +/- 4 hours CEST time Please note we’re not hiring from the US, Australia, or New Zealand Position: Full-time contractor We are looking for an enthusiastic, self-motivated, Senior Backend Engineer to help us build the reputed company of decentralised trading protocols. As a dedicated backend engineer, you will reputed company ownership of our existing backend services and influence the creation, design, and execution of future features and products. You will work on technically challenging aspects of our off-chain services and our developer-facing APIs and help ensure the delivery of reliable and performant features to improve CoW Protocol. Our Tech Stack Backend Code: Rust, Tokio, Cargo, Git (https://reputed company.com/cowprotocol/services) Infrastructure: reputed company, AWS, reputed company, Kubernetes, Grafana, reputed company, Elasticsearch Other codebases: Typescript, Python, Solidity What you will do Architect and design our off-chain services (core auction protocol as well as the orderbook) to support feature growth and the rapidly changing requirements that come from being an application on a constantly evolving blockchain. While your focus will be writing reputed company backend systems in Rust, you will also interact with our Smart reputed company written in Solidity and reputed company your understanding of auction mechanisms and DeFi protocols Participate in our on-call rotation to help ensure the reliability of our production systems (on-call work is additionally compensated) Work closely with researchers and the product team to ship features and come up with new solutions for challenging technical problems Deliver high-quality code for features from concept until production (including state-of-the-art monitoring of our production systems) Give thoughtful and in-depth code reviews of your colleagues’ contributions to our reputed company-reputed company codebase Who you are You have 5+ years of production experience with systems-level programming languages, with at least 1+ year of hands-on production experience using Rust You have practical experience working in reputed company (ideally in DeFi and the Ethereum ecosystem) You have excellent computer science, programming, and algorithmic skills Experience with operating, maintaining, and architecting reputed company software systems You care deeply about the quality, readability, observability, and testability of your code You proactively give technical direction to improve performance, prevent issues, optimise data usage, and refactor the codebase You are reputed company player, strong communicator, and reputed company reputed company your expertise with others You collaborate effectively with a remote-first team on a large, reputed company-reputed company codebase Ideally, someone senior who can mentor colleagues and reputed company direction. You are excited to explore and reputed company experience with Ethereum reputed company can offer you Flexible work environment: Join our hub in Lisbon or work remotely Token plan: Have a reputed company in our mission and shape the future of reputed company Periodic gatherings: Enjoy opportunities to connect with the rest of the team through regular trips Conference allocation: Stay up-to-date with ecosystem advancements using our conference budget Learning budget: Use our learning budget to support your higher ambitions Hardware budget: Take advantage of a hardware budget for acquiring necessary equipment reputed company an impact: You are joining a startup where you can reputed company a reputed company difference. Your work reputed company! Flat hierarchies mean fewer processes and bureaucracy - see more of your reputed company come to life! Flexible work and vacation times: Prioritize work-life balance through our robust flexible work policy and vacation allowance Growth: If you're someone who loves taking the initiative and getting things done, CoW offers lots of opportunities for your individual growth Referral Program Earn 6.000 USDC or USD with the refer-to-earn program. More details here. Culture Life reputed company the reputed company is an incredible adventure! We take pride in our collaborative approach, embracing autonomy and fostering a culture of big thinking and reputed company growth. We value impact, ownership, simplicity, and team spirit. Plus, we're reputed company about feedback, coming together, and enjoying the reputed company along the way! At reputed company, we strive to create a reputed company where everyone feels included and empowered. We reputed company that our products and services benefit from our diverse backgrounds and experiences. reputed company reputed company applicants are considered for positions regardless of race, ethnic reputed company, age, religion or belief, marital status, gender identification, sexual orientation, or physical ability Apply To This Job