freelance English-speaking jobs in Mannheim

Design and execute test cases for LLM-based agents, simulating human workflows and defining gold-standard behavior. Analyze agent performance, iterate on test scenarios, and ensure reusability.

Supports, expands, and analyzes XL customers, selling DKV Group products. Provides feedback on competitive observations and market trends. Develops the product portfolio in cooperation with specialist departments and other key account managers. Reports and forecasts sales figures. Participates in customer events and sales projects.

Python Developer to design, build, and maintain backend services and RESTful APIs. Experience with Python and backend frameworks (e.g., FastAPI, Flask, or Django) required. Support integration of machine learning components into production.

Lead the implementation of training strategies across various functions within the Product Line Distribution, Dry, Traction Transformers. Develop and enhance the Product Line Training Management strategy and oversee training, development, onboarding, and certification programs. Drive accountability and increase employee engagement through the implementation of the ITM system.

Senior Business Development Manager to engage with high potential clients in German-speaking countries. Manage pipeline, build insights on customer needs, and represent the firm at events. Fluency in German and English, B2B SaaS sales experience, and a proven track record of closing deals with contract value of €200k+ are required.

Design intuitive HMI interfaces for in-vehicle displays. Collaborate with cross-functional teams to deliver production-ready designs using Figma and other industry-leading tools. Contribute to design systems and explore emerging technologies in UI/UX, automotive tech, and AI-enhanced design workflows.

Lead product strategy for a portfolio of high-profile casual games, including arcade, puzzle, and trivia genres. Collaborate with major intellectual property holders to develop engaging gameplay experiences. Mentor and manage a team of Product Managers and Designers.

Senior Design Manager to lead design delivery of data center projects in EMEA. Experience in mission-critical design, M&E industries, and strong leadership within multi-disciplinary teams required.

Head of Tax will lead the group's tax position across Germany and Europe. Responsibilities include managing the tax team, ensuring accurate tax liability calculations, and developing the intercompany charging model. The role requires experience in a scale-up company, European taxation, and financial services.

Senior Go Backend Developer will contribute to the development and maintenance of adjoe's Go backend, microservice architecture, and data pipelines. Responsibilities include optimizing database queries, collaborating with data scientists, and integrating with external partners. Requires 5+ years of software development experience, 3+ years with Go, and experience with key-value databases, infrastructure as code, and Docker.

Enterprise Sales Representative will win new manufacturing customers, establish Wandelbots as a strategic platform partner, and lead complex sales cycles from initial engagement to multi-year platform adoption.

Full-time Trainer to deliver and teach the SAP Extended Warehouse Management Program, equipping participants for careers as SAP Logistics Consultants. Requires a Bachelor's degree, 2+ years of SAP experience in Production Planning and Manufacturing and Extended Warehouse Management, and proven training experience.

Support vendor onboarding, contract management, and performance reviews. Contribute to project management and optimize workflows. Bachelor's degree in a relevant field with experience in provider management or project management preferred.

Senior Data Engineer will design, build, and operate Azure data pipelines in Microsoft Fabric, ensuring data quality and scalability. Collaborate with the Head of Data & Analytics and Data Analysts to provide data for reporting and machine learning.

As a Sales Stylist, you will provide exceptional customer service, share product knowledge, and assist with store operations. You will help customers find their perfect fit and create a welcoming shopping experience.

Lead a team of IT Application Managers providing support for finance applications. Ensure stable operation of finance systems (e.g., SAP, Lucanet, TravelPerk) and payment service providers. Translate business requirements into technical solutions and drive IT projects.

Security Operations Engineer to build and operate security operations capability. Manage SIEM platform, respond to security incidents, and support vulnerability remediation. Experience with SIEM, vulnerability management, and security frameworks required.

The Medical Science Liaison will build and maintain relationships with key medical experts in South Germany and Austria. This role involves leading scientific discussions, supporting trial enrollment, and delivering educational programs. The Medical Science Liaison will also gather medical insights, develop product education, and support Key Account Managers.

Leads sales efforts for turf and landscape solutions across key market segments, including landscapers, sports fields, and commercial properties. Develops and executes sales plans, builds client relationships, and provides product expertise.

Develop new functionalities and own your code as a PHP Software Engineer. Collaborate with Product Managers and other Engineers to deliver reliable, scalable solutions for customer acquisition, underwriting processes, and APIs.