Updated June 1, 2026

49 open positions

Reinforcement Learning Jobs with a Great Work-Life Balance

Browse 49+ reinforcement learning jobs at companies offering generous_parental_leave and unlimited PTO—full pay and a better work-life balance. 22 new this week.

Hiring companies include Anthropic, Pinterest, and Spotify. Schedules on offer include generous_parental_leave, unlimited PTO, and generous PTO.

Jobs

New This Week

10+

Companies

Updated Daily

Trusted by 350+ companies offering reduced work schedules

49 Jobs Found

Sr Machine Learning Engineer, AI Research

Cribl

RemoteUSA

5 day weekUnlimited PTO$230k - $275k

Anthropic Fellows Program, Reinforcement Learning

Anthropic

RemoteUSA

5 day weekGenerous parental leave

Principal Machine Learning Engineer - LLM Fine-tuning and Optimization

Airbnb

RemoteUSA

5 day weekVery Flexible

Sr. Staff Machine Learning Engineer, Content Ecosystem

RemoteUSA

5 day weekUnlimited PTO

Senior Staff Machine Learning Engineer, Post Training

26d

Airbnb

RemoteUSA

5 day weekVery Flexible

Staff Machine Learning Engineer, AI Research

1mo

Cribl

RemoteUSA

5 day weekUnlimited PTO$230k - $275k

Research Staff, LLMs

22d

Deepgram

RemoteUSA

5 day weekUnlimited PTO

Staff Machine Learning Engineer

27d

Headspace

RemoteUSA

5 day weekFlex Fridays

Principal Machine Learning Engineer

27d

Headspace

RemoteUSA

5 day weekFlex Fridays$162k - $250k

Sr. Software Engineer, Simulation

1mo

RemoteUSA

5 day weekUnlimited PTO$156k - $320k

Software Engineer II, Simulation

1mo

RemoteUSA

5 day weekUnlimited PTO$124k - $255k

Machine Learning Engineer, Core Engineering

1mo

RemoteUSA

5 day weekUnlimited PTO$139k - $286k

Senior C++ Programmer - Machine Learning

11d

Ubisoft Montreal

OnsiteMontreal, Canada

4 day week80% pay

Senior Research Scientist

MongoDB

HybridSydney, Australia

5 day weekGenerous parental leave

Senior Applied Scientist I, Recommendations Ranking

Etsy

HybridBrooklyn, USA

5 day weekGenerous parental leave$183k - $216k

Technical Program Manager, Discovery

Anthropic

HybridSan Francisco or New York City

5 day weekGenerous parental leave

Staff Research Engineer, Discovery Team

Anthropic

HybridSan Francisco, USA

5 day weekGenerous parental leave

Staff AI Research Engineer

1mo

Duolingo

HybridPittsburgh, USA

5 day weekGenerous PTO$221k - $331k

Senior Principal Applied Scientist - ZMS

11d

Zalando

HybridBerlin, Germany

5 day weekGenerous PTO

Senior Machine Learning Engineer - Messaging Platform

14d

Spotify

HybridLondon, UK

5 day weekGenerous PTO

Search all 49 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: June 1, 2026

Got questions?

Frequently asked questions

Everything you need to know about 4-day week jobs

Employers hiring for Reinforcement Learning on this page include Anthropic, Pinterest, and Spotify. Reinforcement Learning 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 Reinforcement Learning is a primary requirement or one of several preferred skills — expand any role above to see the full stack and responsibilities.

Reinforcement Learning roles span the full seniority range — we list 49 open roles requiring Reinforcement Learning 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 — Reinforcement Learning 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. Reinforcement Learning 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 Reinforcement Learning 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 Reinforcement Learning on current listings.

Showing 1-20 of 49 jobs