Senior Fullstack / Front-end Engineer

60K – £110K + significant equity (0.5% – 1%)

UK visa sponsorship available for exceptional candidates

About Tracer

Many scientists struggle to debug broken bioinformatics pipelines they use for research, slowing down important breakthroughs like drug development that could help millions of people. To solve this, we're building an advanced observability platform tailored for high-performance computing. With $3M funding from top investors, based in central London, we're expanding our engineering team quickly.

Your Mission

As our Senior Fullstack / Front-end Engineer, you’ll have a rare opportunity to build critical user-facing features of our platform from scratch. You’ll be solely responsible for designing, implementing, and owning the front-end and full-stack components, shaping how users interact with our observability product. This role involves significant responsibility, autonomy, and the chance to create a lasting impact through your technical decisions.

Key Responsibilities

Architect, build, and deploy intuitive front-end applications using Next.js and TypeScript.

Fully own and deliver core features, including real-time observability dashboards, data visualisations, and integrations with backend services.

Deploy, maintain, and scale applications using Vercel and AWS infrastructure.

Integrate frontend systems with backend databases (Clickhouse) and APIs.

Collaborate cross-functionally with backend engineers, product, and design to ensure alignment.

Set engineering standards, conduct code reviews, and mentor future team members.

Skills & Experience

3+ years building scalable fullstack or front-end web applications.

Proven track record of successfully launching front-end applications from scratch.

Expertise in Next.js, React, and TypeScript.

Experience deploying and managing front-end systems using Vercel and AWS.

Strong product sense and ability to link technical decisions to business outcomes.

Comfortable working independently and taking complete ownership in a fast-paced environment

Bonus Qualifications

Experience with Clickhouse or high-performance data visualization

Past role as technical lead or sole engineer on key projects

Prior startup experience or entrepreneurial mindset

Our Tech Stack

Core : Next.js, TypeScript, Vercel, AWS, Clickhouse

Additional (not mandatory) : Rust (backend), Nextflow, AlphaFold, Terraform, eBPF

Note : Experience with additional stack components is beneficial but not required. Strong engineering fundamentals and adaptability are our priorities.) Portfolio Submission (Required)

When applying, please provide :

Link to your portfolio, GitHub, or examples of projects built from scratch

A short description highlighting your most impactful technical achievement, your role, and key learnings

Interview Process

Initial call with Talent (30 min)

Intro call with Founder or Lead Engineer (30 min)

Take-home technical assignment

Technical interview (1 hour)

Meet the Team

Learn more about our team : https : / / www.tracer.bio / teamWant to learn more about Tracer?

Visit our website : https : / / www.tracer.bio /

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