755 English-speaking jobs in Berlin

Senior Backend Engineer will design and build authentication, authorization, and billing systems for a platform used by Fortune 50 companies. Responsibilities include managing user access, implementing fine-grained permissions, and developing usage-based billing infrastructure.

Senior Product Engineer (Integrations) will build and maintain framework integrations for Langfuse, an open-source LLM engineering platform. Responsibilities include designing integration patterns, contributing to SDKs, writing documentation, and engaging with the developer community. Strong Python and/or TypeScript skills, a passion for the LLM ecosystem, and experience with open source are required.

Own and scale the infrastructure behind the most widely adopted open source LLM engineering platform. Process terabytes of AI tracing data per day for thousands of AI teams. Optimize ClickHouse data models and queries for fast dashboards and build backend abstractions for data-heavy features.

Senior Product Engineers at Langfuse build and ship user-facing features end-to-end for an open-source LLM engineering platform. Responsibilities include understanding user problems, designing solutions, writing code and documentation, and presenting features to the community. Experience building products, managing projects, and a passion for developer experience are required.

Senior Software Engineer (SDK) will own and improve Python and TypeScript SDKs, ensuring reliability, performance, and developer experience. Responsibilities include designing APIs, integrating with AI frameworks, and maintaining OpenTelemetry endpoints. Experience with SDKs, client libraries, and performance optimization is required.

Lead a Pod of sales professionals to achieve revenue growth targets in the DACH market. Manage, mentor, and develop a team of Account Managers, BDDs, and Sales Support. Ensure CRM discipline and high-quality forecasting. Act as the senior point of contact for strategic customers.

Lead and manage 3 Engineering Teams focused on user management, document handling, check-in processes, patient admission, and doctor task management. Define and execute the technical strategy, drive modernization from a monolith to a multi-service architecture, and lead large-scale programs to reshape system development and operations.

Senior Fullstack Engineer will design, architect, and implement complex product features end-to-end. Requires 5+ years of experience with TypeScript, React, Tailwind CSS, and backend technologies like GCP, Cloud Functions, and PostgreSQL.

Senior Product Engineer will design, architect, and implement complex product features end-to-end. Requires 5+ years of fullstack engineering experience with TypeScript, React, Tailwind CSS, and API design.

Senior Design Engineer will own complex frontend features, collaborating with teams to build pixel-perfect UIs. Requires 5+ years of experience with TypeScript, React, and modern frontend tooling. Strong architectural skills and a portfolio showcasing expertise are essential.

Senior Python Engineer will design, build, and scale robust APIs and distributed systems. Requires 5+ years of experience in Python, FastAPI, and SQL databases. Experience with GCP, CI/CD, and cloud-native architectures is preferred.

Senior Frontend Engineer will design, develop, and deliver complex frontend features using TypeScript, React, and modern tooling. Collaborate with cross-functional teams to build pixel-perfect, performant UIs. Requires 5+ years of experience and a strong portfolio demonstrating expertise in frontend development.

Lead and scale a 150-person international marketing organization with a €200M+ budget. Drive an integrated marketing strategy balancing brand equity and revenue growth. Build a high-performance organization focused on accountability, operational excellence, and talent development. Partner with Product, Tech, Finance, and Sales leadership, reporting directly to the Group CEO.

Experienced biotechnology research scientists are needed to evaluate and enhance AI performance in areas such as genomics, proteomics, and drug discovery.

Principal Architect will lead architecture across core domains such as distributed systems, streaming data pipelines, query engines, and storage architectures. Shape architectural direction, translate product strategy into technical decisions, and mentor engineers. Proven experience shaping large-scale data systems and deep understanding of distributed systems are required.

Lead a team and own the strategic direction of mobile growth for clients. Develop and execute integrated marketing strategies across ASO, Performance Marketing, and Retention. Mentor senior consultants and drive client success.

Software Architect to lead architecture for a product domain within a cloud AI platform. Design system architectures, APIs, and data models. Drive decisions on scalability, performance, and maintainability. Collaborate with engineers and architects across teams.

The Staff Developer Advocate, Enterprise (EMEA) delivers on-site technical enablement to enterprise engineering teams across Europe. This role focuses on the Temporal DevDays program, tailoring workshops and labs to each team's needs. Responsibilities include preparing and delivering content, collaborating with internal teams, and gathering feedback from enterprise engagements.

Evaluate customer experience at luxury spas. Assess service quality, staff professionalism, and guest experience during a standard treatment visit. Submit detailed reports within 24 hours.

Lead supplier acquisition and management across global markets. Drive expansion of the supplier ecosystem through strategic partnerships and streamlined onboarding. Optimize and automate procurement processes.