Frontend Engineer

Tessellate Systems · Developer tooling

Build the dashboard that shows a platform team where their build time actually goes.

FrontendMid (2–5 yrs)Fully remotePermanentSponsors visas

Salary band

£65,000 – £82,000

Location
Remote, UK
Pattern
Fully remote
Posted
19 Aug 2026 (15d ago)
Process
3 stages, listed below
Apply for this role

No account needed. One of us reads it before anything reaches the company.

The work

A build trace has tens of thousands of spans. Rendering that so somebody can find the slow one is the job.

Must have

  • Data-dense interfaces
  • Performance with large datasets
  • TypeScript

Nice to have

  • Flamegraphs or trace visualisation
  • Design sense

Interview process

If the client adds a stage after you’ve started, we’ll tell you, and you can withdraw.

  1. 01

    Intro call

    30 min

    Their questions and yours. No competency framework.

  2. 02

    Technical conversation

    60 min

    Walk through something you built. No live coding.

  3. 03

    Team and offer

    45 min

    Meet the people you would work with, talk numbers.