Network Engineer, Lodestar/LibP2P (TypeScript)

As a network engineer, you will contribute to Lodestar and Libp2p by developing accurate, secure and performant code to implement various networking specifications. No prior blockchain experience is required, but it is expected to gain protocol proficiency over time. You’ll also have the opportunity to engage with a wider Ethereum/Libp2p protocol community, other client teams, and public goods maintainers and contribute to research efforts to influence its future design. The position is full-time and remote-friendly.

Responsibilities

Understand a protocol specification and develop a highly performant implementation

Research multiple solutions and evaluate their performance trade-offs

Implement and maintain new networking specifications such as light-client p2p solutions

Refactor and improve existing features in the client and our open-source networking libraries (e.g., js-libp2p-gossipsub, js-libp2p-yamux, or js-libp2p-noise)

Review, audit and test your teammates’ code

Provide feedback on overall design decisions

Collaborate with other protocol implementation teams to share knowledge and improve the protocol networking stack

Required skills and experience

Experience developing highly performant, secure, and scalable networking software

Senior Proficiency in JavaScript and TypeScript (no front-end experience required)

Experience in distributed applications and peer-to-peer networking

Comfortable learning complex protocols from scratch

Takes initiative, is a self-starter, is accountable for work

Experience with open-source software or strong communication skills as we actively coordinate with external parties

Nice to have

Experience with blockchain protocols

Experience with cryptography

Experience with development on nodeJS

Strong academic or engineering background

Performance analysis and optimization, optimizing data structures and algorithms

DevOps, testing infrastructure, and CI for large systems

Familiarity with open-source software principles

Tell us who you are

If you feel like you’re the perfect fit for the role, please apply even if you don’t match all the requirements.

Hiring Steps

Selected candidates will be invited to a screening call with one of our tech recruiters.

Next, candidates will be invited to a values interview with one of our technical project managers.

Then, candidates will be asked to either complete a technical task or attend a live pairing excercise.

Lastly, candidates will be invited to an interview with the team lead.

Why Join ChainSafe Systems Protocol Engineering

Founded by developers for developers, ChainSafe is a company with an international team. We continue to provide opportunities for personal and professional growth, value autonomy and responsibility, have a results-driven environment, and offer flexible work hours.

We care deeply about our values and look for these attributes in every new team member. In addition, we recognize the benefits of cultivating a diverse team and aspire to embed respect for all people into our culture. We encourage women, the LGBTQIA+ community, people of colour, and members of any other group underrepresented in the blockchain space - or tech in general - to apply.