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Senior Machine Learning Platform Engineer

BoltBucharest, Romania
On-site Full-time

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Experience Level

Senior

Qualifications

Key Responsibilities:Design, build, and optimize components of Bolt’s ML Platform. Enhance our in-house Feature Store Platform to support billions of data points in real-time. Tune infrastructure (Kubernetes and AWS) and develop automation solutions for optimal cost-performance. Proactively address technical challenges and innovate new features to improve development efficiency. Assist internal users with troubleshooting and support.

About the job

Join our innovative ML Platform team as a Senior Machine Learning Platform Engineer, where you will play a key role in designing, evolving, and scaling the AI infrastructure that drives Bolt's intelligent services.

With over 200 million customers across more than 50 countries, Bolt is among the fastest-growing tech companies in Europe and Africa. Our success is driven by our talented people who thrive in an inclusive environment, welcoming individuals regardless of race, color, religion, gender identity, sexual orientation, age, or disability.

We aim to reshape urban living, making cities more accommodating for people rather than vehicles. Your expertise is vital to help us achieve this mission!

The ML Platform Team simplifies the deployment of ML/AI systems at scale, managing hundreds of real-time algorithms. We oversee training orchestration, inference software stacks, and a Feature Store, which includes VectorSearch and RAG tooling. Our team is responsible for developing LLM tools and CI/CD for machine learning, addressing the comprehensive needs of ML infrastructure.

Our technology stack features TypeScript, Python, Spark (both batch and structured streaming), Airflow, n8n, MLflow, LiteLLM, AWS SageMaker, Redis, Elasticsearch, Docker, Kubernetes, AWS (S3, EKS), Terraform, and Great Expectations.

About Bolt

Bolt is a leading tech company committed to creating inclusive environments and innovative solutions for urban mobility. Our mission is to empower cities by prioritizing people over cars, and we are proud to serve over 200 million customers worldwide.

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