511 mainframe germany English-speaking jobs in Berlin

Build and maintain production-ready backend and full-stack features using TypeScript. Integrate AI-powered functionality into the think-cell product. Work closely with C++ and AI engineers to translate ideas into robust product features.

C++ Developer sought for application development. Requires strong C++ skills, background in Computer Science, Mathematics, or Physics, and passion for efficient algorithms. Good English skills are necessary.

Freelance lecturer to teach fundamental cyber security knowledge with practical relevance, including business analytics, text mining, web analytics, and experimentation.

Freelance lecturer to teach fundamental cyber security knowledge, including penetration testing, threat modeling, and auditing. Design courses using provided materials and conduct practical teaching sessions. Requires a university degree in Cyber Security, Computer Science, or a related field and practical work experience. Fluency in English (C1 level) is required.

Freelance lecturer in Computer Science Cryptology needed for 48 teaching units in Berlin. Teach fundamental knowledge in areas like cryptographic algorithms, network security, and authentication mechanisms. Design courses using provided materials and conduct practical teaching sessions.

Freelance lecturer to teach cyber security topics such as cybercrime investigation, digital forensics, and attack vectors. Design courses using provided materials and conduct practical teaching sessions. Requires a university degree in Cyber Security, Computer Science, or a related field and practical work experience. Must have English language skills at C1 level.

The Regional Delivery Assurance Manager will implement and execute delivery assurance processes for selected consulting projects, including risk reviews, risk assessments, and quality assurance reviews. The role also involves financial monitoring, escalation management, and supporting process improvement initiatives.

Senior Database Administrator with 5+ years of experience managing Aurora MySQL, PostgreSQL, and Oracle databases. Designs, implements, and maintains high-availability, scalable database clusters. Collaborates with cross-functional teams to ensure database solutions align with business goals.

Lead and manage the full creative production process, from pre-production planning through filming and post-production. Supervise, mentor, and motivate a team of producers, editors, and other creatives. Collaborate with copywriting, marketing, and brand teams to translate creative concepts into executable production plans.

Drive growth and build strategic partnerships as a Luxury Sales & Business Development Consultant. Manage the entire sales cycle, from lead generation to booking, and cultivate relationships with international guests, corporate clients, and referral partners.

Advise international guests, corporate clients, brokers, and partners on luxury short- and long-stay residence solutions. Manage the sales cycle, develop broker relationships, conduct viewings, and ensure exceptional guest experiences.

Senior Product Designer to lead complex design initiatives for Lightspeed's POS system, focusing on the iOS experience for hospitality businesses. Requires 5+ years of product/UX/UI design experience, mastery in at least one design area (interaction design, systems thinking, native platform craft, or research integration), and experience designing native iOS applications. Must be able to drive consensus, communicate effectively, and have a strong visual design sense.

As a working student, you will support customer onboarding, manage support tickets, and configure client settings within our compliance automation platform. You will also communicate with authorities regarding international work and travel compliance.

Bartender to prepare and serve alcoholic and non-alcoholic beverages in a fast-paced environment. Training provided. Minimum 2 years of experience required with a focus on customer service and cocktail knowledge.

Lead a team in executing creative concepts from film and post-production to various channels. Manage the full production process, lead and mentor a creative team, and collaborate with stakeholders. Proven experience in creative production and leadership skills are required.

Senior Fullstack Engineer will build and maintain the installer app and related backend services. Responsibilities include collaborating with designers and engineers, running agentic dev loops, and contributing to technical direction. Requires strong JavaScript/TypeScript, backend experience with Node/Express, and familiarity with modern frontend frameworks, AWS, Kubernetes, Kafka, and AI tools.

Provide banquet and service support at events and a nomad bar, ensuring guest satisfaction and a smooth operation. Previous experience in a similar role and a passion for hospitality are required.

Supports the Front Office Manager in resource planning, team management, and colleague development. Ensures smooth guest check-in and efficient administrative processes. Requires hotel business training, management experience, and fluency in English.

Support the kitchen team in a fast-paced environment. Responsibilities include cleaning and storing dinnerware and kitchen utensils. Previous experience in a hotel, restaurant, or catering facility is required.

Technician responsible for ensuring building equipment functionality and coordinating maintenance. Requires technical training, experience, and the ability to work independently.