freelance English-speaking jobs in Saarbrücken

Senior Software Engineer will build end-to-end solutions for the post-purchase experience. Responsibilities include designing and implementing scalable systems, shipping high-quality code, and collaborating cross-functionally. Technical skills required include experience building production software across multiple layers of the stack, proficiency in at least one modern language/framework, and experience with SQL and NoSQL databases.

Coordinate technical development projects for a skilled engineering team at Airbus Defence and Space. Ensure project tasks, schedule, time, and quality are managed effectively. Prepare technical and formal documentation, conduct project reviews, and manage system requirements.

QA Engineer to create a manual test catalogue and automate payment processes using Playwright. Requires 3+ years of experience, Playwright or Cypress/Selenium skills, and proficiency in JavaScript, TypeScript, Java, or Kotlin.

Fullstack .NET Developer to design, develop, and maintain dynamic web applications using C# and .NET Core. Expertise in Blazor, Azure Web Services (including Azure Functions and App Services), and Azure DevOps is required.

Development Engineer (m/w/d) responsible for the entire product lifecycle, from ideation to marketing. Develops new product ideas, implements prototypes, and participates in production structure development. Requires a completed engineering or natural science degree, several years of relevant experience, and strong CAD skills.

The CRC 1756 "Chemical and Biological Principles of Cellular Trigger Responses" seeks 20 doctoral researchers to investigate molecular mechanisms of cellular responses to chemical and physical triggers.

Manages and develops the own White Goods business, including growth targets, integration of CatMan, and international project support. Leads the MDA team, coordinates stakeholders, and drives business development. Requires a degree in economics, fluency in English and German, and strong leadership and communication skills.

Über uns About usEmbark on a transformative journey as a Senior Software Developer with a world-renowned energy innovator committed to reshaping the future of our planet's energy landscape. In this unique opportunity, you'll be at the forefront of cutting-edge technology, contributing to the development of software solutions that power sustainable energy initiatives worldwide.

Senior Full Stack Developer will design, develop, and implement new features for the Heat Fleet platform, including backend (Node.js) and frontend (Vue.js) development. Responsibilities include API design, code quality assurance, and team collaboration. Experience with Node.js, TypeScript, Vue.js, and NoSQL databases is required. Fluent English is mandatory, basic to intermediate German is preferred.

Leads Omio's strategic partnerships with large travel and industry players, driving over 10% of Group Revenue. Identifies, negotiates, and executes large partnerships, ensuring long-term value through collaboration and innovation.

Experienced systems engineers will build and lead operations and development teams for the European Sovereign Cloud (ESC), delivering high-availability AWS services exclusively for EU customers. Responsibilities include overseeing ESC launch in 2025, collaborating with global AWS teams, and ensuring availability, reliability, latency, performance, and efficiency of ESC services.

Shape the future growth of the Activia brand within the gut health segment. Support innovation projects, identify growth opportunities, and lead the Always-On content strategy on Instagram.

As Community Manager in Munich, you will deliver a high-quality customer experience for members, focusing on satisfaction, retention, and account management. You will act as the primary point of contact, managing member journeys and ensuring smooth daily operations.

Network Engineer needed for 10+ month contract. Experience with Cisco Catalyst 9000 and Cisco Industrial Ethernet required. Responsibilities include network deployment, configuration, and audits. Must be based in Germany.

Account Executive drives new business development through cold calling, emailing, and LinkedIn outreach. Responsibilities include executing outbound sales campaigns, qualifying leads, and collaborating with founders on pipeline development. Requires proven B2B sales experience, fluency in German and English, and comfort with autonomous work in a fast-paced environment.

Lead regulatory strategy and compliance roadmap for a speech biomarker company. Own QMS (ISO 13485 / ISO 27001), ensure FDA/EMA and pharma partner compliance. Manage and mentor RA/QA staff. 5-10 years experience in RA/QA for SaMD, deep familiarity with FDA 510(k), EU MDR, ISO 13485, ISO 14971, and 21 CFR Part 11. Fluent English, German a plus.

Tenure track group leader position in experimental freshwater ecology. Develop and lead a research group focused on the impacts of global change on freshwater ecosystem functioning, community composition, and food-web structure. Strong expertise in experimental design and aquatic community ecology required.

This MSc Thesis Project focuses on improving sampling techniques for product qualification using binary data. The role involves evaluating existing qualification protocols, analyzing historical data, performing simulations, and exploring applications of machine learning.

The International Customers Manager will build plans to negotiate with Europe International Customers/Alliances to improve revenue and share. This role will help to build strategic principles for success, transform trading terms, and review the buying alliance landscape. The International Customers Manager will collaborate with KAMs, FDs, and Commercial Directors from many countries, and externally with Buyers and negotiators of the Customers and Alliances. Key outcomes include delivering global customer sales plans, sustainable margin expansion plans, and share gains for Diageo spirits. The role also involves driving out costs, delivering commercial strategies and value creation plans, and inspiring organizations. The International Customers Manager will make decisions on customer/channel plans & strategies, European JBP results, promotional plans, risk management, and top to top contact strategy. They will lead key account negotiations at Global/pan-European level and own M&E and driving value and margin enhancement plans for Global Customer P&Ls. The role requires a strong and broad track record in commercial with significant tier 1 account handling experience including International Key Accounts (JBP’s), Buying or Service Alliances, P&L accountability and customer marketing experience. Experience in working for – or with – a large leading retailer at national or global level is also required

As a Venture Engineer Intern, you will develop new features from frontend to backend, including user interfaces with React.js and data models within Supabase. You will also integrate APIs, optimize performance, and participate in code reviews.