Senior Backend Engineer [TypeScript] (Prisma ORM)

Prisma Data, Inc.; City of London; On-site; GBP 70,000 - 90,000; Full time

Job summary

A leading data technology company is seeking a Senior Backend Engineer with a focus on TypeScript to enhance their data layer solutions. You will expand the Prisma Client, refine the codebase, and build developer tools. The ideal candidate has over 5 years of experience in backend engineering with strong JavaScript and TypeScript skills. This position offers remote work flexibility, catering to candidates within the GMT -5 to GMT +3 timezones.

Qualifications

• 5+ years of professional experience as a Senior Software Engineer or equivalent.
• Deep backend engineering expertise in JavaScript and TypeScript.
• Strong database proficiency with hands-on experience in high-scale systems.

Responsibilities

• Expand the Prisma Client for advanced database capabilities.
• Refine and maintain the codebase for stability and ease of contribution.
• Build libraries and tools for internal teams and the developer community.

Skills

JavaScript

TypeScript

Database optimization

Communication skills

Job description

Senior Backend Engineer [TypeScript] (Prisma ORM)

Join Prisma, a company building the data layer for modern applications. If you are fascinated by cutting‑edge architecture and technology used in today’s data‑intensive, highly scalable software systems, a role at Prisma offers energy, challenge, and freedom within a small, distributed startup.

What would a Senior TypeScript Engineer at Prisma do?

• Expand the Prisma Client to support advanced database capabilities, driving technical design through implementation.
• Continuously refine and harden the codebase to ensure stability, maintainability, and ease of contribution.
• Build new libraries and tools that serve as foundational components for internal teams and the developer community.
• Elevate the developer experience (DX) by shaping intuitive, high‑quality tools that make database access a delight.
• Advance TypeScript adoption by exploring and applying the latest language features.

Candidate Profile & Qualifications

• 5+ years of professional experience as a Senior Software Engineer (or equivalent) with a proven track record of delivering production‑grade systems.
• Deep backend engineering expertise with JavaScript and TypeScript, writing clean, maintainable, and scalable codebases.
• Strong database proficiency:
  • Hands‑on experience with high‑scale, data‑intensive systems.
  • Skilled at query optimization, diagnosing performance bottlenecks, and managing indexes.
  • Direct experience tuning databases for reliability and speed in demanding environments.
• Excellent English communication skills, both written and verbal; able to express complex technical concepts with clarity.
• Mindset of continuous learning and feedback: proactively seek input, adapt quickly, and embrace collaboration.
• Team‑oriented approach: value pairing, mentoring, and proactively supporting peers.
• Passion for building outstanding developer experience through sustainable, well‑tested tools and infrastructure that empower developers.

Nice‑to‑Have Skills

• Contributions to open source projects (as maintainer or active contributor).
• Experience with systems‑level programming languages (e.g., C, C++, Go, Zig) and interest in low‑level performance optimization.
• Experience with edge computing platforms (e.g., Vercel Edge, Cloudflare Workers).
• Exposure to or curiosity about WebAssembly (WASM) and its applications in backend systems.

Remote Work

We are a remote‑first organization with an office based in Berlin, Germany. Whether you would like to work remotely, or from the office in Berlin is up to you. We are open to discussing relocation assistance if you would like to join us in Berlin. We can currently only accept candidates within the timezone GMT -5 to GMT +3.

Recruitment Process

• Introductory call with your future manager.
• Take‑home assignment followed by a technical interview based on the solution you submitted.
• System design interview with a senior member of our engineering team.
• Interview with our Head of Engineering.
• Final interview with our CEO.
• Offer.

Application Instructions

If this sounds like an exciting opportunity, please apply via our website and include your LinkedIn profile (or resume), GitHub repos, or any other information that gives us a sense of who you are. We will generally be in touch within 7 business days to let you know the outcome.

Prisma is an equal opportunity employer. We value and celebrate diversity and do not discriminate against any applicant on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, genetic information, veteran status, or any other characteristic protected by applicable law. Applicants from all backgrounds are encouraged to apply.