305 English-speaking jobs in Berlin

STEM PhD experts are sought for a remote contract role to advance AI research. Responsibilities include developing domain-specific problems, creating reference solutions, and evaluating LLM responses for accuracy and reasoning.

Lead and mentor engineers on infrastructure and operational best practices. Own GCP infrastructure-as-code, CI/CD pipelines, and GitOps delivery model. Drive observability and reliability practices. Manage infrastructure complexity and champion AI-augmented engineering.

Creative Intern / Working Student to support a Berlin-based creative platform. Assist with creative research, content ideas, social media, project preparation, and coordination.

About Us 1GLOBAL is a technology-driven global mobile communications provider, delivering global connectivity solutions to enterprises and consumers.

The role At its core this is a hands on senior media buying role. You work with live campaigns, make daily decisions using real performance data, and stay accountable for profitable execution. The second dimension is what makes it unusual. Your campaign judgment helps us evaluate and improve AI agents that support media buying decisions.

Who we are Travel should be exciting to plan—not overwhelming. That’s why, in 2013, four travel lovers set out to change the game. They created Worldia, a platform that makes it easy for travel agencies to build, customize, and book unforgettable trips for their clients—all in just a few clicks.

Leads the integrated buy-side and sell-side pricing framework across Consumer Electronics and Media, ensuring buy prices are connected to sell-side economics. Drives and manages gross/category margin percentage, diagnosing movements and recommending responses. Leads a team of pricing analysts and data scientists.

Job DescriptionTieto is a leading software and digital engineering services company with global market reach and capabilities. We provide customers across different industries with mission-critical solutions through our specialized software businesses Tieto Caretech, Tieto Banktech and Tieto Indtech, as well as Tieto Tech Consulting business.

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey.

Steer current and future MRO projects to support business strategy. Identify opportunities, drive sales funnel activities, and manage stakeholder coordination. Aerospace/Defense experience is preferred.

Ensure product quality throughout the engineering lifecycle of UAS and EuroDrone programs. Responsibilities include compliance with standards like EN 9100, ARP4754, DO-178C, and DO-254. Requires engineering degree and quality management experience.

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.

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.

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.

Job Description About your tasks: Build and evolve the Core Commerce Services platform: Take a hands-on role in creating scalable, channel-independent checkout capabilities, from early technical discovery and design through implementation and production.

Senior Fullstack Engineer/Tech Lead focused on AI-native development. Build production software using TypeScript, Next.js, and agent frameworks, prioritizing Claude Code. Own outcomes from vague business needs to working systems.

Senior Product Designer to lead end-to-end design for the Out-of-Home Portal and data intelligence surfaces. Requires 4+ years designing complex, data-heavy software for professional users, strong systems thinking, and AI-native prototyping skills.

Enhance complex project delivery through project planning for data centers, infrastructure, and high-tech buildings. Own project plans, develop scalable solutions, and maximize team development.

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.

Senior Ingredient Sourcing Manager to build HOLY’s end-to-end ingredient sourcing capability for dry-powder portfolios. Own strategy, negotiations, and operations to improve cost efficiency and supply security. Requires 5+ years in ingredient sourcing.