javascript English-speaking jobs in Bielefeld

Content Editor for German language course. Expert user of German, fluent in English (B2 or C1). Translate and design German language lessons, assist with picture selection, and create online learning content. Previous experience as a translator or language teacher is a plus.

Experienced Project Manager needed for challenging architectural projects in healthcare, research, and education. Manage project teams, budgets, and contracts, ensuring compliance with deadlines and quality targets. Strong conceptual and design skills, experience in planning and executing complex projects required.

Postdoctoral position (f/m/d) in cancer metabolism and metabolic plasticity during metastatic progression. The position is for 2 years with potential extension to 3 years. Responsibilities include conducting independent research, presenting results, and supervising students. Applicants must have a PhD in a life science, experience with animal experiments, and strong knowledge of molecular biology and cell biology techniques.

PhD Position in Biomimetic Hybrid Materials at the Friedrich Schiller University Jena. The position is part of a DFG research project focused on developing mineralising hydrogel and scaffold systems for bone replacement materials. Responsibilities include developing and characterizing chitin- and chitosan-based hydrogels, investigating biomimetic mineralization processes, and conducting cell biology studies.

As an IT Business Partner, you will translate business strategy into IT demand and project roadmaps. You will act as the primary contact for business leaders on IT topics, manage demand and portfolio, and co-sponsor key IT projects.

Lead Mechanical Engineer to design and deliver mechanical building services for complex industrial, high-tech, and cleanroom projects. Provide technical leadership for HVAC, ventilation, cleanroom, and building services engineering.

Shape the future of a leading enterprise software platform serving the energy and utility industry as Chief Technology Officer. Define long-term technology strategy, own the target architecture, and drive technical decisions. Collaborate with senior leadership and guide engineering teams on architecture decisions and best practices.

Senior Process Analyst to shape globally harmonized business processes for a leading semiconductor company. Support business transformation projects with process requirements, design, and documentation. Analyze processes, identify pain points, and develop efficient solutions. Collaborate with global business and process experts to create scalable processes. Support process changes and user adoption. Bachelor's or Master's degree in a relevant field and experience in process transformations are required.

Experienced (Sr) Product Marketing Manager to drive business growth and product strategy for Nexperia's expanding Silicon Carbide (SiC) portfolio.

Manages the implementation and sustainment of Lean principles across a manufacturing plant. Develops and executes a Lean roadmap, fosters a Lean culture, and leads continuous improvement initiatives. Requires a Bachelor's degree, 5+ years of Lean experience, and fluency in German and English.

Lead the financial strategy of a rapidly scaling technology business, ensuring the organization is equipped to deliver ambitious growth plans across multiple markets. You will take ownership of investor relations, capital raising activities, strategic transactions and the financial infrastructure required to support a globally expanding organization. This is a highly visible role requiring the gravitas to engage confidently with Boards, institutional investors, private equity firms, venture capital partners and senior leadership teams.

Lead teams and manage transaction tax engagements across Germany, Europe, and globally. Provide tax advice on buy-side and sell-side transactions, including due diligence and structuring.

Director of Product (Platform) will own the foundational layer powering Ocrolus's document intelligence infrastructure, API/developer platform, and model orchestration. This role defines platform strategy, roadmap, and abstractions for both business units, balancing near-term delivery with long-term scalability.

SAP SD Consultant with 8-10 years of experience implementing and configuring SAP SD solutions tailored to German market requirements. Expertise in Order-to-Cash (OTC) process, German legal and tax regulations, and SAP SD customization.

Leads and develops X FAB's photonics activities, focusing on the XPH90 platform, heterogeneous integration, and optical device development. Manages multidisciplinary teams in Erfurt and Corbeil, defining technology roadmaps and development processes. Drives strategic collaborations with partners like Ligentec and RTOs. Evaluates customer requests, defines technical solutions, and participates in customer meetings.

Office Manager responsible for daily administration, vendor management, office maintenance, and support services. Collaborates with internal departments and manages office space utilization.

Leads Occupational Health, Safety, and Environmental standards, ensuring regulatory compliance in a complex production environment. Drives Health, Safety, and Environmental performance, monitors KPIs, and leads audits and risk assessments. Requires a degree in a relevant field, 5+ years' experience, and fluency in German.

As Chief AI Transformation Officer, you will architect the company's cognitive infrastructure, leading a socio-technical transformation to an "Agent-First" organization. You will design multi-agent networks, modernize legacy systems, and lead HR and IT functions to pioneer "Algorithmic Skill Management." You will drive global innovation, manage stakeholder relationships, and evolve products with AI.

Lead the development and execution of the company's ESG strategy, including setting sustainability targets, managing projects, and ensuring compliance with regulations.

System and software test engineer to join a team developing the Advantest V93000 SOC test system. Responsibilities include designing, implementing, debugging, and executing manual and automated tests, collaborating with development teams, and improving test approaches. Must have a bachelor's or master's degree in a related field, experience in software development with a focus on testing and automation, and strong understanding of digital electronics and Java.