Machine Learning Engineer in London

Machine Learning Engineer at Bumbleinc.

Join our Trust & Safety team to develop and deploy advanced machine learning models, with a focus on computer vision.

Your work will directly enhance user safety and engagement across Bumble's platforms.

This role offers a significant opportunity to impact millions of users globally by improving how our products operate.

• Key facts
• Engagement: Employee - Regular/Permanent
• Team: Trust & Safety

What you'll do

• Research, develop, and implement advanced deep learning and machine learning technologies to personalize user recommendations.
• Manage the entire lifecycle of defined problems, from initial data exploration and feature engineering to model training, evaluation, and production deployment.
• Utilize modern ML frameworks to design, train, and optimize models within production settings.
• Contribute to experimentation frameworks, including A/B testing and offline evaluations, to iteratively improve model performance.
• Maintain and monitor production models, troubleshoot issues, and ensure their reliability at scale.
• Deliver high-quality solutions from concept to impact, balancing speed with thoroughness.
• Implement responsible AI practices, considering fairness, transparency, and safety throughout model development and deployment.

Requirements

• Approximately 3 years of practical experience building and deploying machine learning models in production.
• Strong programming skills in Python and proficiency with an ML framework like Py Torch or Tensor Flow.
• Industry experience applying machine learning, particularly in recommender systems, ranking, or personalization.
• Solid understanding of MLOps and infrastructure concepts, including CI/CD for ML, feature stores, model serving, observability, and versioning.
• Familiarity with containerization and cloud-native environments such as Docker, Kubernetes, and GCP.
• Knowledge of experimentation methodologies like A/B testing and various model evaluation techniques.
• Ability to adapt approaches based on data and changing priorities while focusing on outcomes.
• Developing AI fluency, including the ability to independently apply ML techniques and emerging tools like LLMs responsibly to solve problems.
• Nice to have
• Practical experience with recommendation systems, ranking, search, or personalization.
• Expertise in modern machine learning architectures such as transformers, graph neural networks, contrastive learning, and multi-modal embeddings.

Skills & tools

• Python
• Py Torch
• Tensor Flow
• Docker
• Kubernetes
• GCP
• A/B testing
• Deep learning
• Computer vision
• MLOps
• CI/CD
• Feature stores
• Model serving
• Observability
• Versioning
• LLMs
• Practical notes
• Bumble offers an annual personal learning and development budget, private medical and dental insurance, Babylon Health app access, mental health support, enhanced parental leave, unlimited PTO, subsidized gym membership, and double-matched pension contributions up to 6%.

The company is an equal opportunity employer and encourages applications from diverse backgrounds, offering reasonable adjustments for the application process.

AI tools may be used in recruitment to support efficiency, but all hiring decisions are made by people.

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