Senior Software Engineer, Custody

Ava Labs

Ava Labs

Software Engineering
New York, NY, USA · Remote
Posted on Thursday, June 20, 2024

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Looking to join a world-class blockchain development team? Ava Labs makes it simple to deploy high-performance solutions for Web3, led by innovations on Avalanche. The company was founded by Cornell computer scientists, who partnered with Wall Street veterans and early Web3 leaders to execute a promising vision for redefining the way people build permissionless networks. Ava Labs is redefining the way people create value with Web3. Join us as we empower people to easily and freely digitize all the world’s assets on one open, programmable blockchain platform

The Institutional Custody Team is tasked with securing and managing our company’s digital assets and developing new custody solutions. We are seeking a Senior Backend Developer experienced in high-security systems to enhance our existing frameworks and lead the creation of innovative custody technologies


  • Design, develop, and maintain backend services for our cryptocurrency wallet solutions using Golang
  • Architect scalable, secure, and high-performance systems to support digital asset transactions and custody
  • Lead and participate in the decision-making process regarding system architecture, design patterns, and technology choices
  • Collaborate with cross-functional teams, including product managers, frontend developers, and security experts, to deliver end-to-end solutions
  • Ensure code quality through rigorous testing, code reviews, and adherence to best practices
  • Stay updated with the latest advancements in blockchain technology and integrate them into our products where applicable
  • Mentor and guide junior engineers, fostering a culture of continuous learning and improvement


  • Extensive experience in backend development using Golang
  • Proven track record of building and maintaining cryptocurrency wallet solutions
  • Strong understanding of blockchain technology, cryptographic principles, and secure coding practices
  • Exceptional skills in system architecture and design, with the ability to make informed decisions that impact the overall system
  • Familiarity with various blockchain protocols and standards
  • Experience with cloud services and infrastructure (AWS, GCP, Azure)
  • Excellent problem-solving skills and a proactive approach to identifying and addressing potential issues
  • Strong communication skills and the ability to work effectively in a collaborative team environment


  • Experience with Multi-Party Computation (MPC) and other advanced cryptographic techniques
  • Contributions to open-source blockchain projects
  • Knowledge of containerization and orchestration tools (Docker, Kubernetes)

Salary Range: $142,400 to $178,000

(**This is not a guarantee of compensation or salary, a final offer amount may vary based on factors including but not limited to experience and geographic location.)

#LI-Remote #LI-DS1


If you've ever thought about joining an early stage Web3 company - this is it! We're a global, world-class team of experts in computer science, economics, finance, marketing, and law with offices in New York City and Miami. We're highly passionate about Web3 and redefining the way people build and use finance and decentralized applications of all kinds. The company received early-stage funding from Andreessen Horowitz, Initialized Capital, and Polychain Capital, with angel investments from Balaji Srinivasan and Naval Ravikant. Join us and be a pioneer in a new technology that will have implications across a range of verticals such as finance, gaming, investing, collectibles, among many others.

Ava Labs is committed to diversity in the workplace and we’re proud to be an Equal Opportunity Employer. We do not hire on basis of race, color, religion, creed, gender, national origin, citizenship, age, disability, veteran status, marital status, pregnancy, parental status, sex, gender expression or identity, sexual orientation, or any other basis protected by local, state or federal law. All employment is decided on the basis of qualifications, merit, and business need.