javascript English-speaking jobs in Bielefeld

PayTech Academy seeks German-speaking commercial card sales professionals to deliver in-person training to issuer sales teams across Germany.

Key Account Manager for Solid Tumors in Berlin, Brandenburg, and Mecklenburg-Vorpommern. Responsible for maximizing product presence, achieving sales targets, and advising key hospital customers in the immune-oncology market. Requires life science background and 5+ years of commercial experience.

Execute and manage clinical education programs in DACH, coordinating logistics for courses, congresses, and workshops. Liaise with stakeholders, manage budgets, and build relationships with universities and KOLs. Requires 4-6 years of relevant experience.

Lead global Commercial Excellence and Sales Enablement strategy to drive customer-centric, data-driven transformation for Fluid Connectors. Define go-to-market models, optimize sales structures, and own the end-to-end customer experience.

Gas Engine Expert needed for an international industrial company. Responsibilities include defining performance requirements, optimizing engine components, and supporting field service teams. Requires a relevant degree and three years of gas engine manufacturing experience.

Senior Accountant - Accounts Payable supports the Shared Service Center by processing supplier invoices in SAP. Responsibilities include coding, verifying, and reconciling financial data while maintaining compliance. Requires German (min. B1) and English (min. B2).

Seat Structures Engineer responsible for certification activities for aircraft seating products. Duties include FE calculations, structural substantiation, and serving as a Boeing representative for engineering and certification topics. Requires a relevant Bachelor's degree and 5+ years of aerospace experience.

Staff Process Development Engineer to shape processes for digital medical devices. Develop and optimize processes for compliant implementation, translating requirements into documentation. Requires engineering degree and 4+ years in a regulated environment.

VP of Sales to own and execute global sales strategy for a high-growth technology company. Responsibilities include driving revenue, building an AI-native sales organization, and leading enterprise relationships. Requires 10+ years in B2B sales.

This 6-month internship involves analyzing 3D bone models and medical imaging data to support orthopaedic medical device development. Candidates should be pursuing a relevant Master's degree and have knowledge of anatomical data analysis.

Senior Service Engineer provides on-site maintenance, repairs, and remote support for advanced microscopy systems. Requires technical training, relevant experience, strong problem-solving skills, and proficiency in IT.

Healthcare Account Executive manages the medical provider network in Germany. This role involves managing provider relationships, overseeing the provider lifecycle, and ensuring compliance. Requires strong relationship management skills and proficiency in English and German.

Develop and refine aerodynamic models for fixed-wing aircraft, focusing on stall and aerobatic flight. Analyze flight test data, perform parameter estimation, and contribute to autopilot design using MATLAB & Simulink.

Vice President, Client Partner for Consumer & Services. Shape strategic account relationships across retail, CPG, travel, and hospitality. Advise C-level stakeholders on technology strategies and drive revenue growth. Requires 15+ years of experience and German/English fluency.

Drive operational development and maturity of the ASOC, leading intelligence and operational functions. Define roadmaps, manage multicultural teams, and ensure integrated delivery across complex environments.

Senior Controls Engineer owns controller and EMS solutions for PV, BESS, and Hybrid projects. Responsibilities include parameterizing CODESYS controllers, running MATLAB/Simulink simulations, and leading grid-code compliance.

Mechanical Engineering AI Experts are needed to train and evaluate next-generation AI systems. Roles involve reviewing AI answers, solving engineering problems, and analyzing technical data. A degree or substantial experience in Mechanical Engineering is required.

Manage monthly payroll with precision, ensuring compliance with tax, social security, and company policies. Serve as the payroll expert, handling master data, regulatory reporting, and cross-functional coordination.

Electrical Design Engineer for A350 wiring harnesses. Requires experience in ATA 92, CATIA V5, DMU, VPM, SAP, ZAMIZ, CIRCE, and MS Office.

Precision Mechanic contributes to developing and maintaining scientific instrumentation by providing specialist precision manufacturing expertise. This role involves advising on production designs, manufacturing components, and supporting the assembly and repair of mechanical instruments.