660 English-speaking jobs in Berlin

Develop and maintain scalable backend services using Java for a global food delivery platform. Lead feature development, collaborate with cross-functional teams, and ensure system resilience.

Senior Operations Research Scientist will design and implement optimization systems for a global food delivery marketplace. Responsibilities include developing robust optimization models, collaborating with Data Scientists, and validating models through simulations. Requires expertise in commercial and open-source solvers, Python programming, and software development best practices.

Define and execute product strategy for sennder's core freight forwarding products, leveraging data-driven insights and emerging technologies. Lead a team of product managers, fostering a culture of outcomes-focused execution and continuous improvement. Partner with executive leadership to align product initiatives with business goals.

Subject Matter Expert for Entitlements Management and Fulfillment processes, supporting post-merger integration projects. Leads workstreams, analyzes business processes, and translates requirements into functional and technical designs. Executes data migration activities, ensuring data harmonization. Requires 5-8 years of experience in IT Application Consulting (SAP technology) or Business Operations in related process areas.

Lead the design, build, and deployment of large-scale AI recommendation systems for the vendor vertical. Own the architecture and modeling for determining the optimal sequence and timing of actions to maximize vendor success metrics.

Lead applied AI research in LLMs, agent frameworks, and document understanding. Drive productization of AI solutions and design AI pipelines for automation. Collaborate with product, customer success, and engineering teams. Mentor and grow an AI team.

Develop and optimize full-stack applications using Supabase, NextJS, TypeScript, and Python. Lead and mentor junior developers, ensuring secure coding practices and system scalability. Integrate with security tools like CrowdStrike, Elastic, and Windows Defender.

Senior Software Engineer will design, architect, and implement identity and authentication systems for Perk's platform, ensuring security and scalability. Responsibilities include contributing to the identity roadmap, leading across teams, and mentoring other engineers.

MBA Intern to design and implement AI workflows, build data infrastructure, and support strategic initiatives within the Office of the CEO. Requires passion for AI, analytical skills, and the ability to work independently and cross-functionally.

Lead and scale a high-performing marketing team across multiple channels and markets. Own and optimize the entire marketing funnel, driving strategic planning and reporting. Collaborate with cross-functional teams to implement AI-driven tools and growth hacking tactics.

Data Scientist/Engineer will derive online signals from user interactions to measure answer quality. Responsibilities include designing and implementing online metrics, analyzing experimental results, and building data pipelines. Requires MS in a technical field, 4+ years of experience, and proficiency in Python, SQL, and statistical analysis.

Growth Associate will build GeneralMind's commercial engine, working directly with founders on GTM strategy, outbound, customer development, market research, partnerships, and operations.

CYCLE is seeking a Bike Mechanic to maintain e-bikes, identify and repair faults, manage spare parts, and provide customer service. Experience with bicycles or e-bikes is preferred, along with strong communication and organizational skills. Fluency in English or German and a class B driver's license are required.

Materials Engineering Specialist needed to verify AI's identification of material properties, formulas, and usage suitability. Requires a Bachelor's Degree in Materials Engineering or Metallurgy, native-level proficiency in your primary language, and basic English.

This DFG-funded project seeks to constrain the timescales and duration of fluid-mediated rock transformation processes. The successful candidate will apply solution isotope geochemical methods, including radiogenic isotope analysis and stable Li and Mg isotope systems, to establish absolute timing of metamorphic processes.

Software Engineer to build AI-driven features for users, focusing on RAG pipelines, knowledge graphs, and agentic workflows. Develop and implement AI solutions based on LLMs, agentic architectures, and knowledge graphs.

Freelance lecturer to teach applied artificial intelligence user experience topics, including customer journey, UX techniques, and information design. Requires a degree in Applied Artificial Intelligence or a related field and practical work experience.

Freelance lecturer to teach data science fundamentals, including feature engineering, feature selection, predictive modeling, and data quality. Develop and deliver courses using provided materials, conduct practical sessions, and support student learning. Requires a university degree in Computer Science, Data Science, or a related field, practical work experience, and English language proficiency at C1 level.

Freelance lecturer to teach fundamental knowledge of Applied Artificial Intelligence, including NLP methods, algorithms, applications, and challenges.

Freelance lecturer to teach data structures, Java, and related topics at IU International University in Berlin. Requires a Computer Science degree, practical experience, and C1 English proficiency.