freelance English-speaking jobs in Bielefeld

Experienced legal professional to support complex global operations and investment transactions. Will provide legal support for R&D, including contract review/drafting, new business launches, and IP matters. Requires 5+ years of contract law experience, US/UK legal frameworks knowledge, and experience in corporate law, M&A, or venture capital transactions.

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.

Endowed professorship for Metrology and new measurement methods for quantitative cell analysis at Charité - Universitätsmedizin Berlin and the Physikalisch-Technische Bundesanstalt (PTB). The position is a joint appointment according to the Jülich model with a limited employment status under private law in full-time. The professorship is linked to the management of the research area «Metrology and New Measurement Methods for Quantitative Cell Analytics» at PTB. The focus lies on developing new reference measurement methods to assess infection risks posed by emerging viruses and bacteria using advanced technologies such as optical imaging, flow cytometry, and artificial intelligence (AI).

PhD student bioinformatics position available at the Friedrich Schiller University Jena. The position focuses on viral strategies in the global Microverse, combining microbiological, eco/evolutionary, molecular biology, and bioinformatics approaches.

Dutch-speaking Sales Representative needed for on-site role in Berlin. Manage client relationships, identify sales opportunities, and achieve sales targets. Requires 1+ year of sales experience, C1 Dutch, B2 English, and strong communication skills. Must be authorized to work in Germany.

The W2-Professorship (m/f/x) Change Management in Fashion Business at TEXOVERSUM School of Textiles focuses on teaching change processes in the fashion and textile industry. The successful candidate will develop degree programs, teach in English, conduct research, and collaborate with industry partners.

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.

Develop and maintain Flutter-based mobile apps for iOS and Android. Spearhead the evolution of the Installation Manager app, a mobile app for the digitization of operations and processes. Drive product development and innovation by testing code and delivering scalable, reliable, and high-performance front-end solutions. Promote teamwork and successful project execution while refining features based on user feedback and industry trends.

Own the rollout of 6 AI-powered inspection hubs across Germany, starting in NRW. Responsibilities include scouting locations, negotiating leases, converting spaces into tech-enabled hubs, and integrating acquired centers into the operating platform. Must be fluent in German (C2), hold a valid Class B driving license, and have a Bachelor's/Master's degree from a top university.

Lancaster University Leipzig seeks a teaching-focused Assistant Professor in Computer Science to deliver undergraduate and graduate level courses. The successful candidate will design curriculum, set assessments, deliver lectures and seminars, and engage in administrative duties. A PhD in Computer Science or a related field is required.

Procurement Officer supports the effective and consistent delivery of procurement processes. Ensures value for money throughout the procurement to payment process. Manages travel bookings, purchase processes, and payment processing.

Drive the commercial success of digital healthcare solutions, focusing on nursing care. Collaborate with sales, marketing, and digital experts to launch and support solutions in real markets. Analyze sales results, gather customer feedback, and contribute to continuous improvement.

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.

Develop and optimize machine learning algorithms for medical imaging to enhance ophthalmological diagnostics. Collaborate with cross-functional teams to integrate AI solutions into medical workflows. Analyze large datasets to train and validate AI models for detecting eye-related conditions.

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.

Develop and maintain commercial activities with advertisers, including e-commerce companies, brands, and retailers. Provide tailored solutions and strategic consulting to advertisers. Negotiate partnership contracts and collaborate with internal teams to ensure partner requirements are met.

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.

Lead and transform the global Hydraulic business unit (H+L) to achieve profitability exceeding 10% EBIT. Define and implement a global strategy, identify growth opportunities, and streamline operations. Oversee site-level operations and provide functional leadership for multiple international locations.

AI Forward Deployed Engineer delivers professional services to help customers build and productionize AI applications. Develops GenAI solutions, deploys applications, and advises customers on technical matters. Requires experience building GenAI applications, deploying production-grade AI, and communicating technical concepts.

The University of Potsdam and the Leibniz Institute for Research on Society and Space seek a Professor for Urban and Regional Policy to head the "Policy and Planning" research area and establish a new research group.