481 English-speaking jobs in Berlin
Mechanical Engineering PhD - Problem Author
- Mercor
- Berlin
- October 18
- remote work
Mechanical Engineering PhD required to author original, expert-level free-response engineering problems based on industry scenarios. Responsibilities include writing solutions and validating difficulty against language models. Requires 8+ years of relevant professional experience.
Mathematics PhD - Benchmark Specialist
- Mercor
- Berlin
- October 18
- remote work
- part-time
Applied Mathematics Benchmark Specialist role requires a PhD or doctoral candidate in Mathematics or related fields. Responsibilities include authoring math questions in Signal Processing and Financial Mathematics, providing solutions, and verifying question quality.
Chemical Safety Expert
- Mercor
- Berlin
- October 18
- remote work
Analytical Chemist role requires experience in hazardous compound detection using GC-MS, LC-MS/MS, IR, and NMR. Responsibilities include writing prompts and evaluating model responses for chemical safety.
Engineering Simulation Specialist
- Mercor
- Berlin
- October 18
- remote work
Engineering Simulation Specialist requires a PhD or equivalent with expertise in control systems, analog/RF circuits, power electronics, or mechanical design. Responsibilities include developing AI model simulations and evaluating designs using Python.
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.
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.
Nuclear Materials Specialist
- Mercor
- Berlin
- October 18
- remote work
Nuclear Materials Specialist role involves writing prompts and evaluating AI responses against policy. Requires experience in nuclear forensics, radiochemical/mass-spectrometric analysis, and technical writing.
CAD Design Engineer - AI Evaluation
- Mercor
- Berlin
- October 18
- remote work
- part-time
CAD Design Engineer - AI Evaluation designs realistic engineering problems using SolidWorks, AutoCAD, or FreeCAD. Responsibilities include running tasks against AI models, refining them, and documenting data rationale while collaborating with AI agents using Git.
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.
Systems Engineer - Hardware Integration
- Mercor
- Berlin
- October 18
- remote work
Systems Engineer focusing on hardware integration, reliability, and test engineering. Responsibilities include solving complex problems across electrical, mechanical, and software domains. Requires 5+ years of relevant experience.
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.
Mechanical Engineering Expert
- Mercor
- Berlin
- October 18
- remote work
Mechanical Engineering Expert role constructing enterprise scenarios for complex product design cycles at Fortune 500 accounts. Requires 5+ years in industrial, automotive, aerospace, or manufacturing engineering.
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.
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.
FPGA Design Expert - Quartus II
- Mercor
- Berlin
- October 18
- remote work
FPGA Design Expert needed to evaluate and develop FPGA and digital hardware designs using Quartus II on Windows. This contract role requires experience in the field and the ability to capture high-resolution screenshots.
Energetic Materials Chemist - Specialist
- Mercor
- Berlin
- October 18
- remote work
Specialty Materials Chemist role focusing on energetic materials and propulsion. Responsibilities include writing and classifying prompts, evaluating model responses, and creating reference answers. Requires experience in specialty energetic materials formulation, synthesis, and testing.
Radiological Security Specialist - Expert
- Mercor
- Berlin
- October 18
- remote work
Radiological Security Specialist role requires experience in security/vulnerability assessment of licensed facilities with Category 1 and 2 sources. Responsibilities include writing prompts, evaluating AI responses against policy, and collaborating on query classification.
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.
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.
Hardware Engineer - RF Specialist
- Mercor
- Berlin
- October 18
- remote work
Hardware Engineer - RF Specialist applies electrical and hardware engineering expertise to complex tasks. Responsibilities include reviewing designs, analyzing trade-offs, and assessing technical correctness for real-world hardware problems. Requires 5+ years of experience with expertise in RF systems or related fields.


















































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