What You'll do
Lead the design and delivery of end-to-end ML systems powering recommendations, ranking, and personalization, driving measurable improvements in user outcomes
Architect and optimise ML pipelines, integrating data processing, model training, evaluation, and deployment into scalable systems (e.g. Spark, Airflow)
Build and deploy advanced models using modern frameworks (e.g. PyTorch), ensuring robustness in high-scale production environments
Develop and apply LLM-based capabilities, including prompt design and fine-tuning approaches for production use cases
Drive experimentation strategy, including A/B testing and offline evaluation, to continuously improve performance and inform product decisions
Partner cross-functionally with Product, Engineering, and Data teams, collaborating with purpose to translate business challenges into ML solutions
Mentor and support other engineers, fostering a culture of Curiosity, ownership, and continuous improvement
About You
Typically requires 7–10 years of experience, though we welcome candidates with alternative backgrounds that demonstrate equivalent skills.
Strong expertise in machine learning, with a track record of delivering end-to-end systems in production
Proficiency in Python and ML frameworks (e.g. PyTorch, TensorFlow), with experience in areas such as recommendation systems, ranking, or NLP
Experience designing and scaling ML pipelines and data systems (e.g. Spark, Airflow, or similar technologies)
Hands-on experience with LLMs, including prompting, evaluation, and production integration
Demonstrated ability to take ownership of ambiguous problems and deliver impactful outcomes
Strong collaboration skills, working cross-functionally and taking ownership of shared goals
Solid AI fluency, with the ability to guide best practices in model development and responsible AI usage within a team
Benefits & Perks
Insurance: Medical/dental/vision, 30-day eligibility. Bumble has multiple competitive offerings that will be available to you on the first of the month following date of hire.
Unlimited PTO + 1 company-wide week off + Focus Fridays every week
Fully paid life and long-term disability insurance
401k with 4% company match if you contribute 6%, 90-day eligibility
Monthly wellness benefit and access to Noom, Unmind, and Your Money Line
Maternity and Fertility benefit + 26 week paid parental leave
Premium App Access
Skills Required
- 7-10 years of relevant machine learning experience or equivalent
- Proven track record delivering end-to-end ML systems in production
- Proficiency in Python
- Experience with ML frameworks such as PyTorch and TensorFlow
- Experience designing and scaling ML pipelines and data systems (e.g., Spark, Airflow)
- Hands-on experience with LLMs including prompting, fine-tuning, evaluation, and production integration
- Experience driving experimentation strategy including A/B testing and offline evaluation
- Ability to take ownership of ambiguous problems and deliver impactful outcomes
- Strong cross-functional collaboration and mentoring/leadership experience
- AI fluency and knowledge of responsible AI best practices
What We Do
Bumble Inc. is the parent company of Bumble, Badoo, and Fruitz. The Bumble platform enables people to connect and build equitable and healthy relationships. Founded by CEO Whitney Wolfe Herd in 2014, Bumble was one of the first dating apps built with women at the center. Badoo, which was founded in 2006, is one of the pioneers of web and mobile dating products. Fruitz, founded in 2017, encourages open and honest communication of dating intentions through playful fruit metaphors. Download Bumble : http://bit.ly/bumblesignup
