javascript English-speaking jobs in Frankfurt

Leads and manages a team to ensure safe, efficient, and high-quality operations at an Amazon fulfillment center. Analyzes performance, implements process improvements, and collaborates with other managers to optimize work and customer service.

The Leibniz Institute for Natural Product Research and Infection Biology seeks a Scientific Communication, Public Relations, and Events Officer to prepare and communicate research results and activities to diverse audiences. Responsibilities include writing accessible texts, supporting public relations activities, organizing events, and managing social media channels. The ideal candidate has a degree in media, communication, journalism, or public relations, with a strong interest in science communication and event management. Fluency in German and English is required.

Lead procurement and supplier management for the Corrugated Boxes category, ensuring strategic sourcing, cost optimization, and long-term decisions. Collaborate with stakeholders across multiple countries to define requirements, manage supplier relationships, and achieve procurement targets.

Deliver groceries to customers efficiently by e-scooter or e-bike. Meet and exceed delivery targets while providing exceptional customer service.

Provides administrative and logistical support to the MTRI team. Responsibilities include organizing marketing activities, managing office supplies, handling correspondence, and providing event planning support. Requires advanced MS Office skills, fluency in English and German, and strong organizational and communication skills.

The General Manager, Europe will lead the company's expansion across the region, developing and executing growth strategy, establishing regional operations, and building partnerships.

Senior Manager for Corporate Strategy, focusing on the Consumer Markets business segment. Leads strategic initiatives, advises top management, and ensures business unit perspective is reflected in corporate strategy. Requires a degree in a relevant field, 5+ years of experience in strategy roles, and experience in B2B high-tech manufacturing, B2B2C industries, or diversified manufacturing.

The GFZ is seeking a senior scientist to lead its Secondary Ion Mass Spectrometry (SIMS) user facility. Responsibilities include managing laboratory operations, advising scientists on SIMS applications, developing research strategies, and reporting on laboratory utilization. The successful candidate will have a PhD in the natural sciences, at least 5 years of experience with SIMS instruments, and expertise in mineralogy, crystallography, and sample preparation.

Experienced Senior Go Engineer needed for a growing digital start-up/scale-up. You will own core product development, collaborating with UX, engineering, and mobile teams. This role is mostly remote with occasional office visits. Requires B1+ German and fluent English.

Develop and implement strategic plans for photovoltaic power plant investments in Europe. Oversee asset management, team leadership, and stakeholder relationships. Identify new business opportunities and ensure regulatory compliance.

The Fraunhofer Institute for Integrated Circuits IIS seeks a Research Associate to develop next-generation video codecs. Responsibilities include algorithm design, technology benchmarking, and software quality assurance. A degree in a relevant field, strong signal processing knowledge, and experience with video codecs are required.

Implementation/Client Onboarding Specialist to manage end-to-end implementation projects for veterinary customers in Germany, Austria, and Switzerland. Deliver remote and onsite training, configure software, and build relationships with stakeholders. Fluency in German and English required.

Machine Learning Engineer to develop and optimize AI models for autonomous driving. Requires MSc/PhD in Computer Science, Robotics, or equivalent experience with TensorFlow or PyTorch, C++, and Python.

Senior Principal Software Engineer will lead Zalando's migration to React Native, solving complex engineering challenges and ensuring a scalable, secure transition. You will champion a performance-first culture, mentor engineers, and architect core app features with performance as a primary consideration. Extensive experience developing large-scale React Native applications and deep architectural fluency in the new React Native architecture are required.

Leads the EW Application Solutions department, including team management, development, and operational management of projects and ongoing tasks. Responsible for stable system operation of the EW-DI, including monitoring, incident management, and maintenance. Manages resources and capacity for internal and external employees in engineering and application management. Collaborates with specialist departments and other EW-DI functions to translate business and architecture requirements.

Senior Account Executive to build and scale sales operations for a leading Autonomous Payout Operating System. Focus on closing enterprise deals ($20M to $1B+ in annual payout volume) with CFOs and treasury leads in fintech, payment infrastructure, or compliance SaaS.

Program / Project Manager (f/m/d) will manage one or two projects within a global program, owning timeline, budget, quality, and risk. Responsibilities include calculating project development and implementation risks, managing resources, building and managing project plans, and serving as a mentor to project members. Requires proficiency in SAP Activate Methodology, project management skills, and the ability to work independently and travel 50%.

Research Assistant position supporting a Ph.D. in knowledge-enhanced large language models. Responsibilities include designing, developing, and implementing algorithms and models, creating and optimizing prompts and contexts, and conducting experiments to evaluate language models.

Active participation in an ongoing SAP HCM implementation project, including requirements gathering, testing, training, and project management. Support the design of the future operating model and interface functions with external service providers. Record, evaluate, and validate future business and technical requirements. Analysis, optimization, and design of HR processes. Continuous further development of the HR system. Support future projects and management of external service providers.

System Engineer responsible for creating, reviewing, and revising requirements in a helicopter avionics development process. Works in the V-Model and collaborates with software and test engineers. Documentation in DOORS is required.