415 English-speaking jobs in Berlin
Materials Engineering Expert
- Mercor
- Berlin
- October 18
- remote work
Materials Engineering Expert role requires a PhD in Materials Science/Engineering and 5+ years of experience. Responsibilities include authoring original, expert-level free-response engineering problems in Materials Science and validating them against AI models.
Psychometrics Expert
- Mercor
- Berlin
- October 18
- remote work
- part-time
Psychometrics Expert role requires authoring original, precise psychology questions, rating difficulty, and providing detailed Chain-of-Thought solutions with academic references. Must have a PhD, PsyD, or doctoral candidate status in Psychology.
Drug Development Specialist
- Mercor
- Berlin
- October 18
- remote work
Preclinical R&D Expert role requires 5+ years of hands-on experience in drug development, such as discovery biology or medicinal chemistry. Responsibilities include reviewing R&D data, annotating scientific data, and advising on development decisions.
PCB Design Specialist
- Mercor
- Berlin
- October 18
- remote work
- part-time
PCB Design Specialist role involves designing engineering problems and developing tasks using CAD tools like SolidWorks and AutoCAD. Requires 3+ years of experience in Mechanical CAD, Electronics/PCB, or 3D/Spatial-Temporal, plus Python and Git proficiency.
Process Safety Engineer
- Mercor
- Berlin
- October 18
- remote work
Process Safety Engineer role requires a certified industrial hygienist experienced in exposure assessment, HAZOP, LOPA, and toxic release modeling. Responsibilities include writing prompts, evaluating AI responses against safety policies, and assessing dual-use scenarios.
FPGA Design Engineer - Vivado Expert
- Mercor
- Berlin
- October 18
- remote work
FPGA Design Engineer role requiring Vivado on Windows expertise. Responsibilities include developing and verifying FPGA and RTL designs. Candidates must be able to capture screenshots over 2.5 megapixels and work independently.
Radiopharmacy Physicist
- Mercor
- Berlin
- October 18
- remote work
Radiopharmacy Physicist role involves writing prompts and evaluating AI model responses in the radiological safety domain. Requires experience in nuclear medicine, cyclotron operations, medical physics, and radiopharmaceutical production.
Industrial Hygienist - Safety Expert
- Mercor
- Berlin
- October 18
- remote work
Industrial Hygienist role requires a certified professional experienced in exposure assessment, sampling, and control banding. Duties include writing prompts, evaluating AI responses against safety policies, and assessing dual-use scenarios. Expertise in process hazard analysis and toxic release modeling is essential.
LLM Agent Engineer - Production
- Mercor
- Berlin
- October 18
- remote work
Build and operate LLM agents in production environments. Responsibilities include evaluating performance, managing long-running agents, and analyzing internal assistant adoption. Requires experience shipping user-facing agents.
Electrical Engineer
- Mercor
- Berlin
- October 18
- remote work
- part-time
Electrical Engineer role focusing on power station electrical systems, including circuit and control design, switchgear, and power distribution. Requires hands-on experience at a power station or substation.
Industrial Engineer
- Mercor
- Berlin
- October 18
- remote work
- part-time
Industrial Engineer role involving developing tasks and solving real issues in AI and machine learning systems. Requires 4+ years of professional experience and a commitment of 20–30+ hours weekly.
Industrial Engineer - AI Systems
- Mercor
- Berlin
- October 18
- remote work
- part-time
Industrial Engineer role focused on developing tasks and solving real issues in AI and machine learning systems. Contribute expertise to cutting-edge AI research while collaborating with research teams. Requires 4+ years of professional experience.
Nuclear Engineer
- Mercor
- Berlin
- October 18
- remote work
Nuclear Engineering & Safeguards Experts for Red Team are needed to write challenging prompts, evaluate AI responses against policy, and develop misuse scenarios in the nuclear domain. Must have experience in safeguards, fuel-cycle, or material control.
Propulsion Systems Engineer - Expert
- Mercor
- Berlin
- October 18
- remote work
Propulsion & Effects Engineer role requires expertise in munitions or warhead design, solid/liquid/hybrid propulsion, and terminal effects modeling. Responsibilities include writing and classifying prompts, evaluating AI responses, and improving model performance.
Electrical Engineering Expert
- Mercor
- Berlin
- October 18
- remote work
Electrical Engineering Expert role constructing enterprise scenarios for complex circuit and systems design at Fortune 500 accounts. Requires 5+ years as an electrical engineer at a Fortune 500 company with expertise in F500-scale designs and engineering methodologies.
Aerospace Engineer
- Mercor
- Berlin
- October 18
- remote work
Aerospace Engineer role requires a PhD in Mechanical, Aerospace, or Industrial Design and 5+ years of production design experience. Responsibilities include authoring and solving expert-level engineering problems for AI training data.
AutoCAD Mechanical Designer - Expert
- Mercor
- Berlin
- October 18
- remote work
Expert AutoCAD Mechanical Designer role evaluating mechanical drafting accuracy and design outputs. Responsibilities include reviewing complex designs, providing structured feedback, and developing evaluation rubrics. Requires AutoCAD Mechanical on Windows.
RF Circuit Design Expert
- Mercor
- Berlin
- October 18
- remote work
- part-time
RF Circuit Design Expert role requires graduate-level STEM training and proficiency in scikit-rf or ngspice. Responsibilities include designing computational problems to evaluate AI capabilities and collaborating with research teams. Strong Python skills and Linux environment experience are necessary.
Forensic Chemist - Casework Specialist
- Mercor
- Berlin
- October 18
- remote work
Forensic/Toxicological Chemist role requires experience in controlled substance casework, clandestine lab response, and forensic toxicology. Responsibilities include writing prompts, evaluating model responses, and collaborating to improve AI performance.
Toxicological Chemist
- Mercor
- Berlin
- October 18
- remote work
Forensic/Toxicological Chemist role involving writing prompts and evaluating AI model responses. Requires experience in controlled substance casework, forensic toxicology, and precursor identification.
















































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