Senior ML Engineer – Professional Services
- Hessen, Germany
- Permanent
- $100000
Senior ML Engineer – Professional Services (LLMs)
erg group Germany (Remote)
? Fluent German (spoken & written) is a hard requirement for this role
About the Company
This is one of Germany’s most ambitious AI startups, recently securing over €20M in funding. Their technology is already being adopted by Fortune 500 organisations with hundreds of thousands of employees and revenues above €20B.
The founding team has successfully built and exited five companies in the German tech ecosystem. They have assembled an exceptional ML group with alumni from Amazon, Meta, Stability AI, Aleph Alpha, and leading research institutes — engineers solving some of the hardest applied ML challenges at enterprise scale.
The Opportunity
As a Senior ML Engineer within the professional services team, you will combine deep technical expertise with strong client engagement. You will fine-tune large language models, build and optimise retrieval pipelines, and deliver tailored solutions that meet client-specific needs.
You’ll have a direct impact on shaping client deployments, creating custom tooling and infrastructure, and providing technical feedback to continuously improve the product offering.
This is an opportunity to join a well-funded, enterprise-validated startup that remains early enough to offer rapid career progression and technical ownership.
Your Work & Tech Focus
Essential Skills
erg group Germany (Remote)
? Fluent German (spoken & written) is a hard requirement for this role
About the Company
This is one of Germany’s most ambitious AI startups, recently securing over €20M in funding. Their technology is already being adopted by Fortune 500 organisations with hundreds of thousands of employees and revenues above €20B.
The founding team has successfully built and exited five companies in the German tech ecosystem. They have assembled an exceptional ML group with alumni from Amazon, Meta, Stability AI, Aleph Alpha, and leading research institutes — engineers solving some of the hardest applied ML challenges at enterprise scale.
The Opportunity
As a Senior ML Engineer within the professional services team, you will combine deep technical expertise with strong client engagement. You will fine-tune large language models, build and optimise retrieval pipelines, and deliver tailored solutions that meet client-specific needs.
You’ll have a direct impact on shaping client deployments, creating custom tooling and infrastructure, and providing technical feedback to continuously improve the product offering.
This is an opportunity to join a well-funded, enterprise-validated startup that remains early enough to offer rapid career progression and technical ownership.
Your Work & Tech Focus
- Fine-tune LLMs on domain-specific client datasets
- Design and optimise retrieval pipelines (RAG, vector search, retrieval parameters)
- Build and maintain custom tooling and infrastructure for client solutions
- Script and automate data preparation workflows
- Monitor deployed ML systems and ensure compliance with enterprise standards (GDPR, multilingual environments, high availability)
- Translate client requirements into technical implementations and provide product improvement ideas
Essential Skills
- Fluent German (spoken and written) – mandatory
- Strong English communication skills
- Proven experience training, fine-tuning, and deploying LLMs
- Expertise with Python and ML frameworks (PyTorch/TensorFlow)
- Strong understanding of retrieval pipelines, RAG, and vector databases
- Knowledge of optimisation techniques (quantisation, PEFT, distillation)
- Experience working directly with clients to understand needs and deliver scalable ML solutions
- Experience deploying ML systems at production scale
- €110k base + significant equity potential
- Fully remote within Germany
- Work daily with engineers from Amazon, Meta, Stability AI & Aleph Alpha
- Clear path into senior technical leadership within professional services