557 English-speaking jobs in Berlin

The Senior Workday Core HCM Specialist will lead design, configuration, and maintenance of Core HR processes, optimize processes, and ensure data accuracy and usability. Responsibilities include data governance, document generation, reporting, testing, and stakeholder collaboration.

Expert in Materials Science needed for remote, contract role. Develop and evaluate AI model performance in materials science. Must have PhD or equivalent experience in a related field and fluency in at least two areas of materials science.

Management Consultant to review and evaluate AI-generated outputs related to strategy, market analysis, and operational diagnostics. Must have 3+ years of experience at a management consulting firm and a background in strategy, operations, organizational design, M&A, or public sector consulting.

Contract Radiologist needed to author, review, and annotate technical tasks for AI model performance evaluation in diagnostic imaging. Must be a board-certified Radiologist, Pathologist, or equivalent imaging-focused physician with 3+ years of active clinical practice.

Senior Research Development Scientist analyzes complex problems in STEM fields to improve AI model outputs. Develops quantitative methods and collaborates with AI research teams.

Physics Expert analyzes AI model performance on physics problems, creates problem sets using experimental data, and annotates tasks to improve model outputs. Must have a PhD in Physics or equivalent experience and fluency in at least two areas of physics.

Contract Music Expert needed to author, review, and annotate technical tasks for AI model evaluation. Must have a DMA, PhD, or equivalent experience in Music or Musicology and fluency in music theory, history, performance practice, composition, or ethnomusicology.

Working Student to support the Tech Strategy & Operations team in improving how Delivery Hero monitors, analyzes, and supports its global technology organization. Will contribute to internal tools and reporting systems that provide visibility into financial performance, operational KPIs, and organizational health.

Materials Science Expert needed for a remote, part-time contract role. Develop problem sets using phase diagrams, micrographs, and stress-strain curves. Annotate tasks and evaluate AI model performance. PhD in Materials Science, Metallurgy, or related field required. Fluency in phase equilibria, mechanical behavior, crystallography, polymers, or characterization methods preferred.

Mechanical Engineering Expert needed for contract role. Author technical tasks to evaluate AI model performance on mechanical engineering problems. Must have PhD in Mechanical Engineering or equivalent experience. Fluency in at least two of: statics/dynamics, thermodynamics, fluid mechanics, machine design, or heat transfer.

Evaluates AI model performance on psychology problems by authoring, reviewing, and annotating technical tasks. Develops original problem sets grounded in experimental designs and behavioral data. Provides feedback to improve training data quality. Requires a PhD in Psychology, PsyD, or MS with 3+ years experience, or a BA/BS with 5+ years applied research experience. Must be fluent in at least two areas of psychology and comfortable interpreting experimental designs and statistical plots.

Mercor seeks a remote Energy and Power Expert to author, review, and annotate technical tasks for AI model evaluation. Requires a PhD or equivalent experience in Power Systems, Electrical Engineering, or Energy Engineering. Must have working fluency in at least two areas such as power flow, machines and drives, renewables integration, grid operations, or power electronics.

Research Scientist needed to analyze complex problems in STEM fields and apply structured reasoning to improve AI model outputs.

Contract Mathematics Chart Analysis Expert needed to author, review, and annotate technical tasks for AI model performance evaluation. Must have a PhD in Mathematics or equivalent experience and fluency in at least two areas of mathematics.

STEM Expert (Physics, Chemistry, Mathematics, Biology) analyzes complex problems to improve AI model outputs. Develops quantitative methods and collaborates with AI research teams.

Design Expert needed for a remote, part-time contract role. Responsibilities include authoring, reviewing, and annotating technical tasks to evaluate AI model performance on design problems. Must have a PhD in Design or related field, or equivalent experience, and fluency in at least two design areas.

Analyze complex problems in STEM fields to improve AI model outputs. Develop quantitative methods and data analysis techniques for interdisciplinary problem-solving. Collaborate with AI research teams to ensure accuracy and depth of AI-generated content.

Electrical Design Engineer needed for a remote, part-time contract role. Responsibilities include authoring technical tasks, producing problem sets, and collaborating with AI research teams. Must have a PhD in Electrical/Electronics Engineering or equivalent experience. Fluency in at least two areas of electronics is required.

Contract GIS Specialist needed to author technical tasks, review problem sets, and collaborate with AI research teams. Must have a PhD in Geography, Earth Sciences, or GIS, or equivalent experience.

Strategy consultants with 3+ years of experience at top-tier firms (McKinsey, BCG, Bain, etc.) are needed to build realistic consulting project environments for AI training.