0x is seeking a Senior Software Engineer to join our DEX aggregation teams, focused on building the best AMM routers for Solana and EVM chains. You will design and implement backend systems that find the best price at the lowest latency and highest execution quality in the DeFi space.
What You'll Do
- Be an individual contributor and lead technical projects of moderate to high complexity.
- Offer valuable insights as a peer when reviewing designs and performing code reviews.
- Design, build, and maintain systems like blockchain event streaming and indexing services, leading-edge DEX routing algorithms and models, and AMM liquidity intelligence services.
- Create high-quality, secure, clean code and launch new features regularly.
- Improve the way we build and deliver software.
- Coach and mentor other engineers to up-level the team.
- Empathize with our customers and users.
What We're Looking For
- A software engineer with 7+ years of experience solving complex distributed computing problems.
- A generalist who can design and build a system from the ground up, which could include relational or key-value data stores, distributed event-driven architectures, cloud-based deployment (preferably AWS), and external-facing REST/HTTP APIs.
- You have led small to medium-sized projects as a tech lead with 2-4 other engineers.
- You can take big problems, research the current state of the art, and apply technology appropriately, knowing how to take proper tradeoffs.
- You are driven by shipping high-quality code with a focus on providing maximum user and business value.
- You have been part of teams that maintain business-critical, high-volume, customer-facing systems where performance, scalability, and reliability matter.
- You are up to date on emerging threats and trends in application security.
- You have a passion for DeFi and how it can improve people's lives.
Nice to Have
- A solid understanding of blockchains, specifically EVM chains and/or Solana.
- Experience working with JSON-RPC APIs to interact with blockchain nodes for tasks like querying data, sending transactions, or monitoring events.
- Experience with Web3 libraries (e.g., Alloy, Web3.js, ethers.js, ether-rs, viem) to build and test blockchain integrations.
Technical Stack
- Rust, TypeScript/Node, Linux
- AWS Cloud Services (Kubernetes, Kafka, Postgres, Redis, OpenSearch, etc.)
- Grafana LGTM Observability Stack
- GitHub
Benefits & Compensation
- Compensation: USD $95,000 - $230,000 + equity + ZRX tokens.
- Comprehensive insurance (medical/dental/vision/life/disability) for U.S.-based employees — 100% of base plan covered for you and dependents.
- 401k and FSA for U.S.-based employees.
- Monthly mobile phone bill, wellness, and pre-tax transportation expense.
- Covered mental health benefits, including professional therapy sessions.
- A supportive remote environment.
- Lunch reimbursement for all employees globally.
- Stipend for your ideal remote / WFH set-up.
- 12-week paid parental leave.
- Great office in the SF Financial District for those in the region.
- Flexible vacation.
- Multiple annual in-person team meet-ups around the globe.
Work Mode
This role is open to candidates globally.
0x and its associated entities are dedicated to fostering diversity, inclusion, and belonging in its teams and workforce, and are proud to be equal opportunity employers.
