2278 English-speaking jobs in Berlin

Senior Fullstack Engineer with mobile focus for online services. Drive feature development, provide technical leadership, and participate in platform improvement. Frontend expertise, web technology proficiency, and mobile PWA experience required.

Invent representations that enable AI to understand matter. As an ML Researcher, Representation Learning, you will design representations for molecules, materials, and processes, test them in real discovery loops, and collaborate with scientists to push the boundaries of AI-native science.

As a Clinical Lead for Ello, you will shape the psychological approach of this AI mental wellness companion, ensuring safe, effective, and evidence-based support. You will define how Ello responds psychologically, collaborate with cross-functional teams, and ensure the quality and effectiveness of its conversational approach. You will also drive Ello's evaluation strategy, build the evidence base, and own psychological safety.

Shape the future of AI-powered search across OLX verticals. Lead the design and evolution of the Search AI Platform, developing LLM- and GenAI-based systems. Guide a cross-functional team of ML engineers, data scientists, and platform engineers. Prototype, evaluate, and productionize new ML models, including embedding-based retrieval, personalization, and relevance optimization.

Intern will work on real-world NLP tasks with direct product impact, including document classification, information extraction, and text generation.

Software Engineer will build and shape a business-critical application, creating, implementing, and deploying software solutions to solve complex problems. Responsibilities include laying the foundation for application setups, promoting teamwork, and improving developer satisfaction.

Senior performance marketer to lead D2C strategy for subscription apps and SaaS products. Own PPC, budgeting, and analytics across Meta, TikTok, and Google. Build and manage a small team. Proven track record scaling subscription businesses required. US market experience preferred.

Design, develop, and maintain machine learning models for demand forecasting, supply chain simulation, and price optimization. Collaborate with the Commercial Leadership Team to understand business needs and translate them into technical specifications. Integrate solutions into production systems and define KPIs to assess performance.

This role involves managing daily catalog operations, ensuring accurate product listings on external marketplaces. Responsibilities include maintaining data standards, executing the listing process, and coordinating with internal teams. The ideal candidate has experience in e-commerce operations, catalog management, or data management, and proficiency in spreadsheet software and scripting languages.

Quality Engineer to shape quality practices in an AI-assisted, fast-iteration environment. Lead exploratory testing, design test strategies, and use AI tools to generate and maintain test coverage. Collaborate with engineers and product managers to identify and address quality risks. Contribute to automated testing where appropriate.

Product Manager will own product areas end-to-end, building directly in the product using modern tools and AI. Collaborate closely with engineers and designers to translate customer problems into shipped solutions. Drive rapid experimentation and iteration, making pragmatic product decisions.

Regional Safety Engineer will own the Health and Safety function for their area, improving data center safety, advancing safety culture, and protecting employees. Responsibilities include implementing safety standards, providing training, collaborating with vendors, ensuring compliance with global safety programs and local regulations, and developing safety plans for emergencies.

Lead the modernization of our AWS-based backend platform, built with TypeScript Lambda functions. Shape architecture, improve reliability, and define backend evolution. Partner across teams to deliver high-quality, reliable outcomes. Mentor senior engineers and drive pragmatic decision-making.

Lead the modernization of frontend architecture, focusing on React Native mobile apps (iOS & Android) and supporting web (React) surfaces. Drive improvements in performance, reliability, accessibility, and user experience. Mentor senior engineers and raise the bar through reviews, coaching, and architectural guidance.

Design and position end-to-end Supply Chain Orchestration solutions for customers. Shape and deliver scalable S&OP and supply chain solutions including inventory management, demand planning, supply planning, and end-to-end orchestration. Support go-to-market positioning and sales activities by understanding customer challenges, crafting compelling solution narratives, and defining scope and cost estimates.

Provide dedicated medical care to an 80-year-old VIP client while cruising the Mediterranean. Operate within a world-class clinical unit ensuring hospital-standard care at sea.

Senior Mobile QA Engineer will build and maintain test infrastructure for HIL tests, ensure code quality, and evangelize a strong quality mindset within the Hardware tribe. Expertise in Mobile QA, Android and iOS platforms, Object Oriented Programming, REST APIs, and QA automation tools is required.

Provide L1 and L2 support for a proprietary, high-performance index platform. Monitor critical services, resolve issues, and act as the primary contact for business stakeholders. Lead incident resolution, conduct root cause analysis, and support platform changes.

Manage and optimize display campaigns across GDN, Native, and Programmatic platforms. Ideate creative concepts, conduct A/B tests, and analyze campaign performance. 3+ years' experience in display advertising, retargeting, and campaign reporting required.

Develop and maintain software applications for a cryptocurrency platform using Java, Kotlin, and frameworks like Quarkus, Spring, and Kafka. Leverage BDD techniques and collaborate with users, analysts, developers, and testers. Ensure code quality, extensibility, and reusability through peer reviews and adherence to industry standards.