Updated May 16, 2026

40 open positions

FastAPI Jobs with a Great Work-Life Balance

Browse 40+ fastapi jobs at companies offering unlimited PTO and flexible hours—full pay and a better work-life balance. 5 new this week.

Hiring companies include Klaviyo, Procurify, and DoiT. Schedules on offer include unlimited PTO, flexible hours, and 4-day weeks.

Jobs

New This Week

Companies

Updated Daily

Trusted by 350+ companies offering reduced work schedules

40 Jobs Found

Senior Software Engineer (Data focused)

DoiT

RemoteCanada

5 day weekUnlimited PTO

AI Engineering Manager

11d

Klaviyo

RemoteIreland

5 day weekUnlimited PTO

Senior Cloud Software Engineer - AutoScaling

1mo

ClickHouse

RemoteUSA

5 day weekGenerous PTO$133k - $197k

Senior Backend Engineer

1mo

Procurify

RemoteCanada

5 day weekVery Flexible$122k - $150k

Senior AI Engineer

1mo

Procurify

RemoteCanada

5 day weekVery Flexible$122k - $162k

Staff Backend Software Engineer

1mo

Procurify

RemoteCanada

5 day weekVery Flexible$146k - $180k

Senior Manager, Orchestrate

1mo

Klaviyo

RemoteUSA

5 day weekUnlimited PTO$216k - $324k

AI Software Engineer II

1mo

Klaviyo

RemoteIreland

5 day weekUnlimited PTO€76k - €114k

Senior AI Software Engineer

1mo

Klaviyo

RemoteIreland

5 day weekUnlimited PTO€92k - €138k

Lead AI Software Engineer

1mo

Klaviyo

RemoteIreland

5 day weekUnlimited PTO€112k - €168k

Engineering Manager

1mo

Klaviyo

RemoteIreland

5 day weekUnlimited PTO€112k - €168k

Senior Fullstack Software Developer

1mo

Novisto

OnsiteMontreal, Canada

4 day week (100% pay)

Senior Data Solution Developer

ConocoPhillips

OnsiteHouston, USA

9 day fortnight

Senior Full Stack Engineer

Hedgehog Lab

OnsiteBucharest, Romania

5 day weekVery Flexible

Senior Full Stack Engineer, Credit Products

Rocket Money

OnsiteSan Francisco +2 more

5 day weekUnlimited PTO

Senior Software Engineer, Infrastructure Security

Klaviyo

OnsiteDublin, Ireland

5 day weekUnlimited PTO

Software Engineer II DevX

1mo

Klaviyo

HybridBoston, USA

5 day weekUnlimited PTO$116k - $174k

Engineering Manager - Conversational AI Platform

1mo

Klaviyo

HybridBoston, USA

5 day weekUnlimited PTO$176k - $264k

Software Engineer - Core Reporting

1mo

Klaviyo

HybridBoston, USA

5 day weekUnlimited PTO$116k - $174k

Search all 40 jobs

How we curate this list

We track companies that publicly offer reduced-hours schedules — 4-day weeks, 9-day fortnights, half-day Fridays, and more. This page refreshes daily; companies that drop the policy are removed. Read about our editorial standards →

Last reviewed: May 16, 2026

Got questions?

Frequently asked questions

Everything you need to know about 4-day week jobs

Employers hiring for Fastapi on this page include Klaviyo, Procurify, and DoiT. Fastapi roles appear most frequently in engineering, data, and platform teams at companies that have adopted a reduced-hours schedule. Each listing indicates the seniority level and whether Fastapi is a primary requirement or one of several preferred skills — expand any role above to see the full stack and responsibilities.

Fastapi roles span the full seniority range — we list 40 open roles requiring Fastapi across entry-level, mid-level, senior, lead, and staff/principal positions. Senior and above tend to dominate because employers offering reduced-hours schedules often lean toward experienced individual contributors who can deliver consistently in fewer hours. Filter by level in the sidebar to narrow the list above.

Lead with measurable outcomes over time spent — Fastapi hiring managers at reduced-hours companies care about delivered value, not hours worked. Highlight projects where you shipped at a steady cadence, collaborated asynchronously, or reduced engineering toil through automation or tooling. Include concrete metrics (latency improvements, adoption numbers, cost reductions) rather than vague duty descriptions. Expand listings above to see the exact framing each employer uses in their job descriptions.

Yes — companies listed on 4dayweek.io commit to full salary parity regardless of schedule. Fastapi roles in tech and data typically command premium rates at both reduced-hours and traditional employers. Specific ranges depend on seniority, location, and the specific sub-specialty (e.g. backend vs frontend, infra vs ML). Individual listings above show exact bands where the employer publishes them.

Depends on the role, but Fastapi candidates who also demonstrate async communication, clean documentation, and cross-functional collaboration are typically strong fits for reduced-hours employers — those companies rely on written-first communication and high-context handoffs to operate on a compressed schedule. Technical-adjacent skills vary by stack. Browse the top skills shown in the sidebar to see which tags co-occur most often with Fastapi on current listings.

Showing 1-20 of 40 jobs