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

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Trusted by 350+ companies offering reduced work schedules

49 Jobs Found

Research Engineer, Machine Learning (Reinforcement Learning)

Anthropic

HybridSan Francisco or New York City

5 day weekGenerous parental leave

Research Engineer, Machine Learning (Reinforcement Learning)

Anthropic

HybridLondon, UK

5 day weekGenerous parental leave

Research Engineer, Knowledge Team

Anthropic

HybridSan Francisco +2 more

5 day weekGenerous parental leave

Research Engineer, Knowledge Foundations

Anthropic

HybridSan Francisco, USA

5 day weekGenerous parental leave

Research Engineer, Environment Scaling

Anthropic

HybridSan Francisco, USA

5 day weekGenerous parental leave

Research Engineer, Cybersecurity Reinforcement Learning

Anthropic

HybridSan Francisco or New York City

5 day weekGenerous parental leave$300k - $405k

Model Performance Software Engineer, Claude Code

Anthropic

HybridSan Francisco or New York City

5 day weekGenerous parental leave

ML/Research Engineer, Safeguards

Anthropic

HybridSan Francisco or New York City

5 day weekGenerous parental leave$350k - $500k

Machine Learning Systems Engineer, RL Engineering

Anthropic

HybridSan Francisco +2 more

5 day weekGenerous parental leave

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

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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 41-49 of 49 jobs