1372 English-speaking jobs in Berlin
Atomic Physicist
- Mercor
- Berlin
- November 7
- remote work
- part-time
Atomic, Molecular and Optical Physicist (PhD) role evaluating AI-generated physics content. Responsibilities include reviewing complex problems, developing rubrics, and providing structured feedback. Requires a PhD, published work, and proficiency in LaTeX, Python, SymPy, and Jupyter.
Chess Expert
- Mercor
- Berlin
- November 7
- remote work
Chess Expert needed for game reconstruction and transcript correction. Must have 1800+ ELO, be fluent in algebraic notation, and possess a strong ear for spoken commentary. Work independently on enhancing AI research datasets.
Chess Analyst - Game Reconstruction
- Mercor
- Berlin
- November 7
- remote work
Chess Expert (1800+ ELO) needed for Game Reconstruction. Responsibilities include correcting speech-to-text errors in chess commentary and developing complete game reconstructions. Must be fluent in algebraic notation and have strong attention to detail.
Digital Hardware Designer
- Mercor
- Berlin
- November 7
- remote work
Digital Hardware Designer role evaluating Vivado on Windows for FPGA and Digital Hardware Design. Responsibilities include developing and verifying FPGA and RTL designs. Requires experience with Vivado on Windows and high-resolution screenshot capability.
Firmware Engineer
- Mercor
- Berlin
- November 7
- remote work
Firmware Engineer role requires 5+ years in software, firmware, FPGA, or embedded systems. Responsibilities include evaluating embedded firmware, FPGA/RTL designs, and analyzing hardware/software integration for real physical systems.
Formal Mathematician
- Mercor
- Berlin
- November 7
- remote work
- part-time
Formal Mathematician role requires writing idiomatic Lean 4 proofs in mathlib across algebra, analysis, and logic. Responsibilities include formalizing math and reviewing AI-generated proofs. Must have hands-on Lean 4 experience.
STEM Specialist - Quantitative Analyst
- Mercor
- Berlin
- November 7
- remote work
STEM Specialist role analyzing complex problems in physics, chemistry, mathematics, or biology to enhance AI model training. Requires a STEM degree and 1+ year of relevant experience.
Econometrics Expert
- Mercor
- Berlin
- November 7
- remote work
Econometrics Expert role requires evaluating AI-generated content and economic forecasts for accuracy. Responsibilities include developing evaluation rubrics and providing structured feedback to AI research teams. Must have EViews installed on Windows and experience in Econometrics.
AI Safety Red Teamer Expert
- Mercor
- Berlin
- November 7
- remote work
Design adversarial prompts to stress-test frontier AI models, identifying jailbreaks, unsafe behaviors, and policy failures. Evaluate model robustness across sensitive domains and document vulnerabilities for safety reports. Requires 5+ years in AI Safety or related fields.
Bioinformatics Expert - Single-Cell Genomics
- Mercor
- Berlin
- November 7
- remote work
- part-time
Bioinformatics Expert needed for Single-Cell Genomics. Design computational problems for AI systems using software like scanpy and scvelo. Requires graduate STEM training, strong Python skills, and comfort in Linux environments.
Document Specialist
- Mercor
- Berlin
- November 7
- remote work
Document Specialist role requires using Word on macOS for authoring and reviewing legal, policy, and consulting documents. Must have Word on Mac, ability to capture >2.5MP screenshots, and access to a high-resolution monitor or dual-monitor setup.
Control Systems Expert
- Mercor
- Berlin
- November 7
- remote work
Engineering Simulation Specialist role developing simulations and specification sheets for AI models. Requires deep expertise in control systems, analog/RF circuits, power electronics, or mechanical design, and proficiency in Python.
Data Engineer
- Mercor
- Berlin
- November 7
- remote work
Data Engineer role requires 2+ years of experience building ETL pipelines, data warehouses, or distributed systems. Use AI coding agents to complete and evaluate complex data engineering tasks, identifying bugs and scalability issues in model outputs.
Content Marketing Expert - AI Environments
- Mercor
- Berlin
- November 7
- remote work
Content Marketing Expert needed to design task briefs, review AI agent attempts, and evaluate AI-generated content to improve model outputs. Requires hands-on content marketing experience and comfort with CMS tools.
Network Simulation Engineer - Expert
- Mercor
- Berlin
- November 7
- remote work
Expert Network Simulation Engineer needed to design and build reproducible network topologies using tools like Containerlab or GNS3. Responsibilities include configuring BGP, OSPF, and developing automated validation scripts. Requires 5+ years of network engineering experience.
Clinical Evaluator - Domain Expert
- Mercor
- Berlin
- November 7
- remote work
Clinical Evaluator role requires 5+ years in Clinical/biomedical/pharma to evaluate AI-generated artifacts. Responsibilities include identifying errors and providing structured feedback using domain expertise. Must be fluent in English and proficient in Microsoft Office/Google Workspace.
Product Design Expert - Vibecoding
- Mercor
- Berlin
- November 7
- remote work
Product Design Expert role involving rapid prototyping, design system development, and cross-functional collaboration. Responsibilities include building tasks for AI-assisted development and UX/UI design. Requires 5+ years as a product designer or AI-native engineer.
Senior Software Engineer - Open Source
- Mercor
- Berlin
- November 7
- remote work
Senior Software Engineer role applying open-source experience to real software engineering work. Responsibilities include contributing to AI model training, evaluation, and improvement. Requires senior experience and active open-source contributions.
STEM Data Specialist - Engineering
- Mercor
- Berlin
- November 7
- remote work
- part-time
STEM Data Specialist evaluates AI-generated content in STEM fields for accuracy and rigor. Responsibilities include reviewing scientific data, providing structured feedback to research teams, and developing evaluation rubrics. Graduate-level training in Engineering, Physics, Math, Chemistry, or Software Engineering is required.
Preclinical R&D Expert
- Mercor
- Berlin
- November 7
- remote work
Preclinical R&D Expert needed for ADC & Bispecific programs. Review R&D data, label scientific data, and advise on development decisions. Requires 5+ years of hands-on preclinical R&D experience with drug assets and ADCs/bispecific antibodies.





















































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