Full Stack Engineer

About Zengo

At Zengo, we’re revolutionizing secure self-custody. Our mission is simple: to provide unparalleled, secure, user-focused products in a landscape where assets are often at risk.

Founded in 2019, Zengo was the first crypto wallet to leverage cutting-edge MPC cryptography to eliminate traditional (and vulnerable!) seed phrases.

Today, Zengo stands as the industry leader in consumer MPC wallets, trusted by over 1,000,000 users worldwide, with a track record of zero wallets ever hacked, phished, or drained.

Backed by top-tier VCs, we are expanding our rockstar team: Come and join the most disruptive crypto wallet platform building a suite of the most secure products in the industry.

Description

At Zengo, we're building the future of secure, keyless crypto solutions. We're currently developing an exciting new B2B product within our company – and we’re looking for a Full Stack Engineer to join us at a pivotal stage.

As part of the engineering team working on this product, you’ll contribute to shaping its technical direction, architecture, and user experience. This is a hands-on position with real impact, working closely with our VP Engineering and a small, agile team of experienced developers.

We’re looking for someone who’s eager to learn, grow, and take part in building a new product from the ground up, someone who thrives in a dynamic startup environment and enjoys working collaboratively in a team setting.

What You’ll Do:

Take part in the design and development of core product features.
Collaborate with senior engineers to build scalable and reliable services.
Work with our cryptography and backend teams to integrate advanced security capabilities.
Participate in code reviews, testing, and deployment processes.
Continuously learn and improve through mentorship and collaboration.

Requirements

BSc in Computer Science or equivalent
1-2 years of software development experience
1+ years of experience with Node.js (preferably TypeScript)
1+ years of experience with React or React Native
Experience with cloud services and architecture (preferably AWS)
Background in serverless and microservices architectures
Experience building and maintaining REST APIs
Independent, proactive, and accountable – a true team player

Bonus:

Experience working with blockchain technologies or libraries
Familiarity with software security and cryptography (e.g., elliptic curves, SSL, OAuth)
Proven experience developing complex B2B applications
Strong understanding of scalable, production-grade systems
Attention to detail in testing and QA processes
Contributions to open-source projects
Experience developing mobile apps