Full-stack engineer job description template for startups (2026)

full-stack-engineer-job-description-template-for-startups-(2026)

Updated September 2026

A strong startup full-stack engineer job description says which way the role leans, towards frontend or backend, and whether there is a designer on the team. It describes features the hire will ship end to end in their first six months, keeps the stack list short, and shows the salary and equity ranges.

Almost every full-stack engineer has a stronger side. A JD that pretends otherwise attracts people who are average at everything, and it leaves you testing the wrong skills in interviews.

Copy-and-paste full-stack engineer job description

About [Company]

[Company] builds [product] for [customer]. We're [number] people and [number] engineers, backed by [investors]. [Number] customers use the product [daily / weekly].

The role

You'll build features from the interface through to the database, working directly with [founder / product manager] and our customers. The work is roughly [X]% frontend and [Y]% backend. [We have / don't have] a designer, so [you'll work from their designs / you'll make sensible UI decisions yourself].

What you'll do in your first 6 months

  • Ship your first feature to customers within [two / three] weeks.
  • Own [named area, e.g. onboarding, the reporting dashboard] end to end and improve [metric, e.g. activation].
  • Join [number] customer calls a month and turn what you hear into small releases.
  • Improve how fast we ship, for example [preview deployments, better tests on the checkout flow].
  • Help shape our frontend patterns so new engineers can build quickly.

What you'll bring

  • You've shipped complete features that real users rely on, from UI to data.
  • Strong with [frontend framework, e.g. React] and [backend language or framework].
  • Comfortable designing a simple API and data model without help.
  • You care how the product looks and feels, including empty, loading and error states.
  • You make sensible calls about when to polish and when to ship.

Nice to have

  • Experience with [mobile, real-time features, a specific integration].
  • Some design skills, or experience working without a designer.
  • You've worked at a startup of [X to Y] people.

What we offer

  • Salary: [£/$/€ X to Y].
  • Equity: [X% to Y%], [vesting schedule].
  • [Remote / hybrid], [working hours overlap].
  • Stage: [Seed / Series A / Series B]. [Benefits].

Our free job description builder can produce a first draft to edit. The matching full-stack engineer interview questions test the scorecard further down.

Say which way the role leans (example split)
Frontend and UI
45%
Backend and APIs
35%
Talking to users and product work
15%
Infrastructure and deploys
5%
Illustrative split for one Seed-stage team. Write your own into the role section.

How the role changes by stage

SeedSeries ASeries B
BreadthEverything, including deploysFeatures across the stackUsually leans to one side within a team
Design supportOften noneA designer shared across teamsDesigner on the team, a design system
Typical workNew features, weeklyFeatures plus cleaning up early shortcutsLarger projects, performance, accessibility
Main riskShips fast, nothing testedStretched across too many areasTitle stops matching the work

Scorecard: how you'll judge success

OutcomeWhat good looks like at 12 monthsHow you'll test it in interviews
End-to-end deliverySeveral features live that customers use, built without hand-offsWalkthrough of a feature they built alone
UI qualityInterfaces that need little rework, handle every stateLook at their work; ask what they'd change
Backend soundnessAPIs and data models that others build on safelyPairing task that touches the database
Product judgementSuggests smaller, better versions of requests; uses customer feedbackGive a vague feature request and see what they ask
Speed with careShips often with few regressions; tests on the risky pathsTake-home debrief: what they tested and what they skipped

30-60-90 day plan

DaysFocusBy the end they should have
1 to 30Ship a small feature; sit in on customer calls; learn the codebase from both endsOne feature live and notes on what confused them in the code
31 to 60Take ownership of [area]; ship weeklyTwo or three features live in their area, with basic metrics
61 to 90Lead a larger feature from customer problem to releaseA shipped feature with measured usage and a clean handover note

Mistakes founders make in full-stack job descriptions

Unicorn stack list

"React, Vue, Angular, Node, Python, Go, Postgres, MongoDB, Redis, Kafka, AWS, GCP, Kubernetes, Terraform."

Focused version

"React and TypeScript on the frontend, Node and Postgres behind it. Deploys run on [platform], so you won't spend your week on infrastructure."

Listing every technology you've ever touched. Candidates read a long list as a sign that nobody decided what matters. Name the core stack and stop.

Not mentioning design. If there is no designer, UI judgement becomes a must-have. Leaving it out means you find out in month two.

Judging by tickets closed. The value of a full-stack hire is a whole feature in customers' hands. Write outcomes that say so.

Where Funded.club fits

We've helped 500+ startups from Seed to Series D across North America, Europe and APAC with engineering hires. Funded.club agrees a low fixed fee upfront, averaging 6 to 9% of salary, from $4,900 to $21,900 per hire (see pricing). A dedicated recruiter runs each search, with first screened candidates within 7 days. Our guide to hiring a full-stack engineer covers the rest of the process.

Frequently asked questions

Should a startup hire a full-stack engineer or specialists?

Early on, full-stack engineers usually ship faster because one person can deliver a whole feature. Specialists make more sense once you have enough frontend or backend work to keep one busy all week.

How do I describe the frontend and backend balance?

Give a rough split in the role section and name the stronger side you want. It helps candidates decide, and it tells your interviewers where to go deeper.

Do full-stack engineers need design skills?

Not formal ones, but without a designer they need good UI judgement. Ask to see interfaces they built and how they handled the details.

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