535 English-speaking jobs in Berlin

Customer Service Travel Coordinator provides travel planning assistance and exceptional customer service via phone, email, and online platforms.

Expert Physicist needed to author original physics questions, rate difficulty, and provide solutions with academic references. Must have a PhD in Physics, Applied Physics, Astrophysics, or a related field.

Physics PhD specializing in Quantum Mechanics, Electrodynamics, or Classical Mechanics sought for contract role. Develop physics problems for AI, create datasets, and collaborate with AI research teams. Must have a graduate degree from a US/UK/Canada/Western Europe institution and excellent communication skills.

Authors original chemistry questions for AI assessment, ensuring clarity, precision, and a range of difficulty levels. Requires a PhD in Chemistry, Biochemistry, Chemical Engineering, or a related field.

Author original chemistry questions for an AI research platform. Must have a PhD in Chemistry, Biochemistry, Chemical Engineering, or a related field. Rate question difficulty and provide solutions with references.

Author original chemistry questions for an AI research platform. Must have a PhD in Chemistry, Biochemistry, Chemical Engineering, or a related field. Rate question difficulty and provide solutions with references.

Chemistry Content Author needed to create original chemistry questions for an AI platform. Must have a PhD in Chemistry, Biochemistry, Chemical Engineering, or a related field. Responsibilities include writing questions, solutions, and providing academic references.

Physics Subject Matter Expert needed for contract role. Develop physics problems for AI, create datasets, and collaborate with AI research teams. PhD in Physics required, specializing in Advanced Quantum Mechanics, Advanced Electrodynamics, or Advanced Classical Mechanics.

Physics Subject Matter Expert needed for contract role. Develop physics problems for AI, create datasets, and collaborate with AI research teams. PhD in Advanced Quantum Mechanics, Advanced Electrodynamics, or Advanced Classical Mechanics required.

Rudyb Travel seeks a remote Travel Customer Service Representative to assist clients with luxury and leisure travel bookings. This role involves managing inquiries, confirming itineraries, and providing travel information.

Financial Sales Agent needed for a 3-4 week contract. Must have 4+ years of experience in Securities, Commodities, or Financial Services. Remote work with flexible hours.

Subject Matter Expert needed to develop AI training problems, evaluate model outputs, and collaborate with research teams. Must have a STEM PhD from a US, UK, Canadian, or European university and excellent communication skills.

Evaluate AI-generated content in energy systems, focusing on transmission system expansion planning and power flow simulations. Provide feedback to improve training data and model performance. Expertise in transmission system operations and power distribution is required.

The European Institute of Policy Research and Human Rights seeks Senior Research Fellows for an online program. Fellows will learn research methodology, draft a research paper, and receive mentorship. Applicants must have completed a Master's or Doctoral program.

Evaluate and improve the accuracy of AI-generated chemistry content. Review chemical content for alignment with domain principles and provide feedback to AI research teams. Develop evaluation rubrics and benchmarks for AI-generated chemical tasks.

Internship focused on communication, network building, and visibility for an exhibition during Berlin Art Week 2026. Tasks include content strategy development, Instagram growth, artist coordination, and exhibition support. Seeking individuals with strong communication skills, experience with Instagram, and a personal project.

Freelance Research Physicist to design and develop computationally intensive physics problems for AI systems. Requires a Physics degree, 2+ years of experience, and strong English writing skills.

Freelance optical engineers design computationally intensive physics problems for AI systems. Applicants should have a physics degree, 2+ years of experience, and strong English writing skills.

Senior SAP FI Consultant will participate in national and international SAP Financial projects, gathering requirements, designing solutions, and customizing modules.

Sales Account Manager will develop and execute tailored advertising strategies for medium to large advertisers. This role leverages Amazon's data and product suite to drive customer success and revenue growth. Requires experience in digital media, data analysis, and programmatic advertising.