freelance English-speaking jobs in Mannheim

Executive Assistant supporting a Global Managing Director in international investment banking. Responsibilities include managing complex global calendars, organizing international travel, and coordinating communication across global teams. Requires fluent German and advanced English.

The Data Center Chief Engineer ensures peak efficiency of electrical, mechanical, and fire/life safety equipment in data centers. Responsibilities include maintenance, emergency response, project management, and training technicians.

Embedded Software Engineer to build reliable application-layer software on embedded Linux platforms. Develop services, data pipelines, communication protocols, and automated testing tools.

Lead partnership strategy for EMEA & APAC, designing operating models and driving growth with consultants and system integrators. Requires 8+ years in B2B tech partnerships and 3+ in industrial automation.

Join the founding team to build the backend and applied AI architecture for an immersive VR training platform. Own API design, LLM/RAG integration, and secure data flows. Requires 2+ years of backend experience and strong Python skills.

Deliver parcels and letters using company vehicles, including electric vehicles. Must have a valid Class B driver's license and be able to communicate in German.

Support the P2P team in ensuring efficient and compliant procurement and finance processes. Tasks include invoice management, process governance, and continuous improvement initiatives. Requires strong English and a structured mindset.

Build and operate infrastructure for mission-critical, real-time trading systems. Own end-to-end infrastructure across AWS, Linux, networking, and containers, focusing on performance and tail-latency.

Intern supporting Marketing Performance and Governance. Tasks include analyzing marketing data, developing budget tools, and creating presentations in German and English. Requires business/marketing studies and strong German/English skills.

Sales Executive role at STARTEAM GLOBAL, a global PCB manufacturer serving automotive, industrial, and other sectors. Join a team committed to responsible manufacturing and ethical business practices.

Capacity Planning Manager owns air freight network strategy for global cloud infrastructure hardware. Responsibilities include demand forecasting, securing freighter/charter capacity, and optimizing load factors across key lanes. Requires 5+ years in air freight planning.

Senior Service Designer focuses on journey management for JobRad® 2.0. You will create journey maps and service blueprints, lead the Customer Journey Guild, and define end-to-end journey metrics. Requires 5+ years in service/UX design.

Occupational therapists will design and adjust therapy plans based on clinical assessment and client-centered goals. They will enhance independence in Activities of Daily Living (ADL) through functional training and adaptation.

Business Analyst for SAP MM, PP, and EWM. Responsibilities include supporting, developing, and customizing SAP modules, defining business processes, and providing Level 2 support across production and logistics sites.

Senior Group Financial Accountant responsible for Group Accounting compliance with German law and IFRS. Duties include monthly closing, consolidations, and driving process digitization using AI tools. Requires relevant finance experience.

Support global real estate strategy and portfolio steering. Translate business priorities into actionable real estate decisions, structure governance, and prepare materials for senior stakeholders. Requires relevant experience in real estate or project management.

Executive Assistant roles support senior investment professionals in a fast-paced environment. Responsibilities include intensive diary management, travel planning, and secretarial duties. Fluency in German and English is required.

Produce and supervise snack menu items for five Berlin cafés. Ensure quality, manage inventory, and maintain kitchen operations. Requires 1-2 years' experience, strong organization, and fluency in English and German (B1).

Postdoctoral Researcher in Computational Immunology develops novel statistical and computational methods for metabolic RNA labeling data. Requires a PhD in a quantitative discipline and expertise in statistical modeling, high-dimensional data analysis, and programming.

Talent & Growth Manager will lead recruitment and growth initiatives for Netlight's Berlin office. Responsibilities include managing the full recruitment process, employer branding, talent management, and other activities supporting Netlight's sustainable growth.