731 English-speaking jobs in Berlin

Experienced software development team lead develops technical concepts and supports agile teams. Analyzes requirements, leads and coaches development teams, conducts code and architecture reviews, and collaborates with stakeholders. Requires a degree in Computer Science or related field, leadership experience in software development, and strong interpersonal and technical skills.

Description As an Applied Scientist II in the Alexa Conversational Modelling Intelligence team within Alexa AI, you will drive model post-training for Large Language Models that power Alexa+.

Description EC2 Core Compute is looking for an experienced Kernel & Hypervisor Engineer for one of our virtualization organizations. As part of the team, you will be given the chance to have a significant impact on our systems, our business and most importantly our customers, working in diverse work environment with a flexible schedule.

Lead the architectural direction and execution of sophisticated Android features, ensuring scalability and production readiness. Engineer resilient solutions for complex challenges within Android constraints. Mentor fellow engineers and foster a culture of collaborative knowledge exchange.

As a Senior Technical Sales Expert for Digital Grid Enhancing Technologies, you will drive market adoption of Siemens Energy's solutions. You will work with regional sales teams, customers, and engineering experts to convert grid operational challenges into value-driven solutions. You will support sales activities, lead customer workshops, and shape end-to-end solution concepts.

Evaluate STEM problem prompts and verify golden answers for accuracy and clarity. Assess grading methodology and analyze model agent trajectories. Provide structured feedback to improve training data quality. Must have a MS or PhD in Materials Science / Materials Engineering.

Contract Real Estate Broker needed for 3-4 week project. Create real estate deliverables, review peer work, and diagnose real estate issues to advance AI model training. Requires 4+ years of real estate experience and excellent written communication.

Mercor seeks Mechanical, Civil, Industrial, or Architectural Engineers to author AI test tasks, evaluate model outputs, and develop complex requests using real-world workspace files.

Mercor seeks a professional photographer/videographer for a contract role. Responsibilities include shooting images and video, ensuring high quality, and meeting deadlines. Must have 2+ years of experience, a strong portfolio, professional equipment, and proficiency in editing software.

Evaluate STEM problem prompts and verify golden answers for accuracy and clarity. Assess grading methodology and analyze model agent trajectories. Provide structured feedback to improve training data quality.

Evaluate and improve frontier AI coding models through technical assessments of complex engineering tasks. Review, analyze, and compare model-generated code for correctness, quality, and performance.

Evaluate and improve frontier AI coding models through technical assessments of machine learning engineering workflows. Review model-generated implementations, identify issues, and compare outputs from multiple models.

Evaluate and improve frontier AI coding models for infrastructure engineering tasks. Review, analyze, and compare model-generated code, identifying bugs and reliability issues.

Co-Founder to shape GTM strategies for European startups. Develop community, content, and automation initiatives. Requires entrepreneurial drive, GTM knowledge, technical proficiency, and strong communication skills. Equity-based role with potential for future salary. Remote with travel for events.

CAIZ seeks a results-driven Chief Marketing Officer to lead marketing strategy, focusing on user acquisition, engagement, and brand recognition in the crypto space. The ideal candidate has 5-7 years of marketing leadership experience, with at least 3 years in cryptocurrency or blockchain.

The Michelberger Hotel & Restaurant seeks a baker to prepare breads, pastries, and desserts for its restaurants, bistro, and café/bar. The ideal candidate has completed a chef or baker training and at least 1-2 years of professional experience.

Mechanical Engineer to design and develop mechanical systems for Nano and SmallSatellites. Responsibilities include 3D modeling, technical documentation, and collaborating with customers. Requires a degree in a relevant field, 5+ years of experience with 3D CAD software, and fluency in English.

Drive the transformation of support, service delivery, and IT operations teams across 19 countries. Plan and manage change and enablement initiatives, define success criteria, and design training programs. Collaborate with stakeholders to ensure sustainable implementation of new processes, tools, and AI-driven workflows.

IU International University seeks a Professor of Computer Science to teach and conduct research at its Berlin campus. The position is limited to two years, starting October 1st, 2026. Applicants must have a doctoral degree in Computer Science or a related field, at least five years of professional experience, including three years outside of academia, and strong didactic skills.

Freelance lecturer to teach fundamental computer science and IT law topics, including legal systems, domain law, contracts, and privacy. Design courses using provided materials and conduct on-site teaching sessions.