617 English-speaking jobs in Berlin

Designs computational problems using scientific software libraries for AI model testing. Requires graduate-level STEM training, proficiency in a listed software library, and strong Python skills.

Physics PhD to develop problems in Statistical Mechanics, Condensed Matter, AMO Physics, and contribute to a project involving large language models.

Design computational problems for AI systems using scientific software libraries. Develop and calibrate tasks to test AI's ability to implement complex scientific workflows. Collaborate with AI research teams to improve model outputs and training data.

Solve large, complex real-world problems using ML, AI, NLP, RL, and distributed systems. Develop production-ready models and collaborate with tech and product teams.

Working Student – Influencer Relations supports the Influencer Team throughout the campaign process, from creator research to campaign management and relationship building.

Support the Affiliate Marketing team in managing campaigns, analyzing performance, and building partnerships. Assist with research, reporting, communication, and process improvement.

Lead and develop a high-performing engineering team across all seniority levels. Improve delivery, processes, and AI adoption. Maintain technical proficiency and contribute to code reviews and architectural discussions. Foster collaboration between Engineering and Product teams. Manage engineering hiring and assess technical talent.

Lead a local community of culture, wellbeing, and development experts. Organize gatherings, connect peers, and collaborate on projects.

Principal Engineer will own the technical architecture of Cozero's data platform and drive technical initiatives. Responsibilities include cross-cutting technical initiatives, engineering standards, and technical decision-making. Requires 10+ years of software engineering experience, leadership experience, and fluency in TypeScript/Node.js and AWS.

Biotechnology Research Expert needed for contract role. Review and evaluate AI-generated outputs related to experimental design, genomic data analysis, and biotech research methodologies. Must have 3+ years of experience in biotechnology, genomics, proteomics, or molecular biology. Advanced degree preferred.

Cardmarket seeks a Payment Operations Specialist to manage payment processes across its marketplace. Responsibilities include transaction reconciliation, funds flow management, onboarding support, dispute resolution, and vendor relations.

Happy Mammoth seeks a part-time freelance Creative Strategist with a direct-response mindset for paid media (Meta-focused) campaigns. Develop performance creative strategy, translate data into creative decisions, and build testing roadmaps. Proven experience in performance marketing creative and direct-response copywriting required.

Design Manager to coordinate design delivery on a large data center construction project. Manages design program, RFIs, design reviews, consultant coordination, and construction interface management. Requires a degree in a relevant design discipline and 7+ years of experience in design coordination or management. Experience in data center, mission-critical, or MEP-heavy projects preferred. Fluency in English required.

Take ownership of smartclip's internal utility and platform tooling, focusing on observability, automation, and developer infrastructure. Build and evolve the observability stack, including Prometheus, Grafana, and Forgejo. Design observability as a platform capability, define SLOs, and create actionable alerting. Secure the stack, embed security engineering into the delivery process, and find vulnerabilities. Navigate Linux systems and distributed tooling. Must have an observability mindset, implement a strategy for metrics, logs, and traces, and embrace ownership.

Package Manager needed for large data center project. Manage assigned construction package from mobilization to handover. Experience managing packages or subcontractors on large construction projects required. Fluency in English, German or Polish advantageous.

Experienced Project Director needed to lead a large-scale data center construction project. Full project lifecycle management from concept design to handover, ensuring safety, quality, schedule, and cost objectives are met.

Electrical Lead to manage electrical site delivery on a large data center construction project. Responsibilities include electrical installation, subcontractor coordination, technical interfaces, procurement follow-up, quality control, testing support, and commissioning readiness. Requires a degree in electrical engineering or comparable qualification and 8+ years' experience in electrical construction on large projects.

Manage a defined construction package on a large data center project. Experience managing packages or subcontractors on large construction projects, preferably in data center, mission-critical, industrial, or MEP-heavy projects.

Manage a defined construction package on a large data center project. Experience managing packages or subcontractors on large construction projects, preferably in data center, mission-critical, industrial, or MEP-heavy projects.

Senior Procurement Manager to lead procurement strategy for large data center construction projects. Responsibilities include procurement governance, package strategy, subcontract tendering, supplier risk management, and project support. Requires a degree in a related field, 10+ years' procurement experience in construction or engineering, and strong knowledge of subcontract procurement and supplier risk.