Head of Machine Learning

About us

Photoroom launched in 2020 after being accepted into Y Combinator and has become the world's most popular AI photo editor over the past four years. Our goal is to create the technology allowing anyone create studio-level product images in minutes.

With over 300 million downloads and processing 5+ billion images annually, we serve both individual creators and major enterprises like Amazon, DoorDash, and Decathlon through our B2C app and B2B API solutions.

We're a profitable, remote-friendly company that has raised Series B funding and aims for 40% year-over-year growth. Our team of 100+ passionate builders focuses on craft, innovation, and collaboration, creating exceptional impact for entrepreneurs and businesses worldwide.

We're looking for a Head of Machine Learning to lead our world-class ML team through an ambitious growth phase. You'll drive our long-term technical vision, make bold strategic bets, and push the boundaries of what's possible in AI photo editing to achieve breakthrough capabilities.

Team size: ~10 ML Engineers & Researchers (scaling rapidly)

Reports to: Chief Technology Officer

Competitive salary + stock options

Remote-friendly within a 3-hour flight from Paris (monthly visits)

Relocation support up to €10k + visa sponsorship for France-based positions

Full tech setup + biannual company retreats

You'll own:

• Long-term ML strategy, including training foundational models from scratch

• Team leadership - scaling our exceptional team while maintaining culture and excellence

• Technical excellence - code review, performance optimisation, and troubleshooting complex training issues

• Breakthrough innovation - driving next-generation capabilities that redefine industry standards

• Research excellence - balancing cutting-edge research with rapid product impact

• Cross-functional partnership - serving as the primary bridge between ML and Product/Sales/Engineering teams

• Talent attraction - building the industry's most compelling CV team

Key opportunities to drive impact:

• Advanced research-to-production pipeline for faster innovation cycles

• Establish visionary technical direction for our ambitious growth phase

• Create space for calculated risk-taking alongside rapid shipping excellence

• Build comprehensive evaluation frameworks that set new industry standards
  

Must-haves:

• 5+ years leading ML/AI teams at product companies with strategic decision-making experience

• Deep Computer Vision + Diffusion/GenAI expertise with hands-on large model training

• Foundational model training experience - billion+ parameter models end-to-end

• Team scaling experience - 8+ people, proven hiring and mentorship track record

• Cross-functional collaboration - can work closely with Product, Sales, and Engineering teams

• Technical depth for mentorship - spot code issues, debug training failures, analyse performance bottlenecks, and guide ICs through complex technical challenges

Leadership style:

• Empowering, non-micromanaging - sets context, not tasks

• Decisive on technical strategy - comfortable making big bets and owning outcomes

• Innovation-focused - encourages bold experiments while learning from failures

• Technically credible - maintains respect through hands-on expertise, code review proficiency, and opinionated technical guidance

• Results-driven - avoids unnecessary process, ensures clear accountability
  

• Clear ML roadmap with research/application balance and cross-functional visibility

• Foundational model training launched and progressing with measurable milestones

• Accelerated innovation velocity with more research projects reaching production, production features driving business metrics

• Enhanced team engagement around vision and technical challenges

• World-class hiring outcomes, attracting and retaining top technical talent

• Scaled team excellence, maintaining velocity and quality through rapid growth

We're a curious, ambitious group with deep ML expertise - folks who've trained billion-parameter models, built real-time CV infrastructure, and shipped to millions of users.

Team strengths: Lightning-fast iteration, state-of-the-art models, strong collaboration, proven user impact at massive scale

Ready for: Visionary leadership to guide our next breakthrough phase, ambitious foundational model initiatives, enhanced research-to-production processes, and technical mentorship from experienced leadership

The opportunity: Lead breakthrough AI capabilities that will process billions more images and define the future of AI photo editing.

• Screening call with Recruiter

• Initial conversation, then a deep dive with our CTO

• Home technical assignment + team review

• Culture fit interviews + meet the team

• Reference check & Offer

We're committed to enabling everyone to feel included and valued at work. We believe our company and culture are strongest when composed of diverse experiences and backgrounds.

That's also why we have flexible working hours, trust people to work remotely, and extended parental leave.

All qualified applicants receive consideration for employment without regard to age, color, family, gender identity, marital status, national origin, physical or mental disability, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable laws.