360 English-speaking jobs in Berlin

Build and operate LLM agents in production environments. Responsibilities include evaluating agent performance, managing long-running agents, and analyzing internal assistant adoption. Must have experience shipping agents used by real users.

Applied Mathematics Specialist role requires graduate-level training in statistics or applied math. Responsibilities include designing computational problems using R, Python, or Matlab/Scilab and testing them against AI models. Must work independently in a Linux environment.

Philosophy PhD candidates are sought to author and refine complex philosophy questions for AI assessment. Responsibilities include rating difficulty, creating plausible distractors, and providing detailed Chain-of-Thought solutions with academic references.

Generalist Expert role involves reviewing and evaluating documents, slides, and spreadsheets for quality. Provide written feedback and ratings to improve AI model outputs by comparing and ranking AI-generated content. Requires a Bachelor's degree and excellent English communication.

Applied Mathematics Benchmark Specialist role requires a PhD or doctoral candidate in Mathematics or related fields. Responsibilities include authoring math questions in Signal Processing and Financial Mathematics, providing solutions, and verifying question quality.

Computational Seismology & Geophysics Expert needed to design challenging problems for AI evaluation. Requires graduate STEM training, proficiency in scientific software like SPECFEM/ObsPy, and strong Python skills.

Bioinformatics & Computational Single-Cell Genomics Expert needed to design challenging computational problems for AI research. Requires graduate-level STEM training, strong Python skills, and proficiency with software like scanpy and scvelo.

Applied Computer Science Benchmark Specialist role requires authoring original, precise CS questions and providing detailed solutions. Must have a PhD or doctoral candidate status in CS or related fields.

Applied Engineer role requires a PhD or doctoral candidate in Engineering. Responsibilities include authoring complex, multi-choice engineering questions and providing detailed Chain-of-Thought solutions. Strong command of graduate-level principles and excellent written English are required.

Investment Banking Expert needed for a remote, contract role. Evaluate financial models, review investment banking content, and provide feedback to AI research teams. Must have at least 2 years of experience in investment banking at top firms.

Lead Software Engineer for Perception & Autonomous Systems. Set architecture and design for real-time C++ software, ROS2, and computer vision stacks. Guide ML model integration and maintain hands-on contribution.

Develop and optimize paid social strategies across Meta, YouTube, TikTok, and Snapchat to drive brand awareness and revenue growth. Requires 2+ years in paid social, strong analytical skills, and experience managing budgets.

Internship focusing on communications, newsletter, and social media for YEN. Tasks include content creation, design support, and newsletter preparation. Fluent English is required.

Internship focusing on website development and interactive map creation for YEN. Tasks include maintaining the website, building a network map, and structuring data. Requires English fluency and experience with web/mapping tools.

Senior Ruby Backend Engineer supporting customer and advisor-facing products on Ruby on Rails and AWS. Focus on building resilient, secure systems with an affinity for observability. Requires strong Ruby experience and knowledge of infrastructure-as-code.

Lead product vision and strategy for vendor-paid promotions products within the AdTech team. Build world-class e-commerce products through discovery and optimization, collaborating cross-functionally. Requires 10+ years in digital growth/promotions and 7+ years leading teams.

System Administrator I joins IT Service Delivery. Responsibilities include end-user support, ticket resolution, IT asset management, and process improvement. Requires 1+ year in IT operations with experience managing Windows and MacOS workstations.

Intern Product Operations for Local Shops. Own product enablement workstreams, supporting feature rollouts, testing, documentation, and impact measurement across 60+ markets. Requires analytical and project management skills.

Lead end-to-end quality assurance for the Flutter mobile app and GraphQL API. Build automated E2E and API tests, leveraging AI coding assistants to drive quality left and ensure regression-free delivery across iOS and Android.

Lead end-to-end quality assurance and test automation for web platforms and microservices. Build E2E suites with Playwright and integrate AI tools to maximize test coverage. Requires 3+ years in Web QA with AI tool experience.