Senior Backend Engineer (Rust)
Quick Summary
About CoW DAO CoW DAO is on a mission to protect Ethereum users from MEV and optimize trade execution across DeFi. We achieve this through the CoW Protocol, CoW Swap (a leading intent-based DEX aggregator), and the innovative MEV Blocker, which together help secure, aggregate, and route trades for…
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.
You have 8+ years of production experience with systems-level programming languages, with at least 3+ year of hands-on production experience using Rust You have practical experience working in web3 (ideally in DeFi and the Ethereum ecosystem) You…
About the Role
~1 min readResponsibilities
~1 min readYou have practical experience working in web3 (ideally in DeFi and the Ethereum ecosystem)
You have excellent computer science, programming, and algorithmic skills
Experience with operating, maintaining, and architecting complex 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 a team player, strong communicator, and gladly share your expertise with others
You collaborate effectively with a remote-first team on a large, open-source codebase
Ideally, someone senior who can mentor colleagues and provide direction.
You are excited to explore and gain experience with Ethereum
Flexible work environment: Join our hub in Lisbon or work remotely
Token plan: Have a stake in our mission and shape the future of CoW DAO
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
Make an impact: You are joining a startup where you can make a huge difference. Your work matters!
Flat hierarchies mean fewer processes and bureaucracy - see more of your ideas 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
Earn 6.000 USDC or USD with the refer-to-earn program. More details here.
Life within the CoW DAO is an incredible adventure! We take pride in our collaborative approach, embracing autonomy and fostering a culture of big thinking and continuous growth. We value impact, ownership, simplicity, and team spirit. Plus, we're all about feedback, coming together, and enjoying the journey along the way!
What We Offer
~1 min readLocation & Eligibility
Listing Details
- Posted
- April 15, 2026
- First seen
- May 6, 2026
- Last seen
- May 8, 2026
Posting Health
- Days active
- 0
- Repost count
- 0
- Trust Level
- 23%
- Scored at
- May 6, 2026
Signal breakdown
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