525 English-speaking jobs in Berlin

Freelance Junior Journalist will train AI models to understand and generate human-like text. Tasks include crafting responses, generating prompts, defining scoring criteria, and ensuring quality.

Freelance English writers train AI models by crafting text that teaches AI reasoning, logic, and clarity. Contributors create original, fact-checked responses, collaborate with Quality Assurance Specialists, and adhere to style and quality standards.

This role supports the operation and maintenance of electrical, mechanical, and HVAC equipment within Amazon data centers. Responsibilities include monitoring and troubleshooting systems, assisting with equipment deployment, responding to maintenance requests, and performing site walkthroughs. The ideal candidate has technical training and/or experience in a related field, electrical qualifications to operate low voltage equipment, and several years of relevant work experience.

This role supports the operation and maintenance of electrical, mechanical, and HVAC equipment within Amazon data centers. Responsibilities include monitoring systems, troubleshooting issues, assisting with equipment deployments, and responding to maintenance requests. The ideal candidate has technical training and experience in a related field, electrical qualifications to operate low voltage equipment, and several years of relevant work experience.

Freelance lecturer needed for Cyber Security Attack Models and Auditing at Germany's largest university. Teach fundamental knowledge with practical relevance, design courses, and conduct on-site teaching sessions.

Freelance lecturer in Computer Science Cryptology needed for 48 teaching units starting July 1, 2026, in Berlin. Teach fundamental knowledge in areas like cryptographic algorithms, network security, and authentication mechanisms.

Freelance lecturer needed for Cyber Security Attack Scenarios and Incident Response at Germany's largest university. Teach fundamental knowledge with practical relevance, design courses, and conduct on-site teaching sessions.

## We are looking for a (Senior) Backend Engineer (C\#/. Net) (m/f/d) Join our team at our location in Berlin – hybrid working conditions available. Our solutions contribute to flexible and customer-friendly payment alternatives. We offer consumers the opportunity to choose when and how they want to pay, whilst guaranteeing a steady and predictable cashflow for merchants.

With about 100 experts, Tietoevry Germany is committed to develop enterprises and society through IT by realizing new opportunities in customers' business transformation. We believe in professional development and results by supporting our customers on their journey into a meaningful digital future Are you ready to shape the future of finance transformation?

Experienced systems engineers with automation and operations expertise are sought to build and lead teams delivering high-availability AWS services exclusively for EU customers. Responsibilities include overseeing the launch of the European Sovereign Cloud (ESC) in 2025, collaborating with global AWS teams, and ensuring the availability, reliability, latency, performance, and efficiency of the ESC. Fluency in English and EU citizenship are required.

Tax Analyst with German Tax Certification to support European business operations. Provides tax support to various Amazon businesses, analyzes tax legislation application, and designs tax processes. Requires 7+ years of international income tax experience and a Bachelor's degree.

Marketing interns will collaborate with cross-functional teams to implement global brand strategies, adapt them to the local market, and create marketing assets. Interns will assist with running marketing campaigns, recommending network improvements, and contributing innovative solutions.

Lead the development of core EC2 capabilities, including CPU scheduling, memory management, and device emulation. Drive virtualization security initiatives and mentor engineering talent. Influence the future of cloud computing by shaping the technological direction of EC2 instances and features.

Experienced systems engineers are needed to build and lead operations and development teams for the AWS European Sovereign Cloud (ESC). Responsibilities include overseeing the launch of ESC in 2025, collaborating with global AWS teams, and ensuring high availability, reliability, latency, performance, and efficiency of ESC services.

Lead and manage development and operations teams focused on delivering high-availability AWS services for EU customers. Oversee the launch of the European Sovereign Cloud (ESC) in 2025, collaborating with global teams and influencing AWS service evolution. Analyze systems performance, identify areas for improvement, and drive strategies to enhance efficiency.

Develop and implement research methodologies to optimize user testing and data collection processes. Lead functional projects and programs that enhance user experiences based on research findings. Conduct and manage qualitative research (in-depth interviews, focus groups, ethnographic studies) in English and/or German. Synthesize insights from multiple data sources into clear, strategic narratives. Partner with product, design, and regional leadership to prioritize research. Contribute to the continuous improvement of research practices and team efficiencies.

Freelance Lecturer to teach, mentor, and supervise students in Organization Behaviour and HR Management. Responsibilities include curriculum development, teaching, student guidance, and dissertation/project supervision. PhD or equivalent required, fluency in English, and strong communication and organizational skills.

Freelance Lecturer to teach, mentor, and supervise students in Business Economics. Responsibilities include curriculum development, teaching, student guidance, and dissertation/project supervision. PhD or equivalent required, fluency in English, and strong communication and organizational skills.

Freelance Lecturer to teach, mentor, and supervise students in assigned academic modules. Develop curriculum, learning materials, and provide guidance for student success. PhD or equivalent required, fluency in English, and strong communication skills.

Freelance Lecturer to teach, mentor, and supervise students in General Management, Strategy, and Leadership. Responsibilities include curriculum development, teaching, student guidance, and dissertation/project supervision. PhD or equivalent required, fluency in English, and strong communication and organizational skills.