react English-speaking jobs in Braunschweig

Support Merantix AI Campus operations and events. Own member onboarding, event logistics, and workplace maintenance. Requires 1-2 years in a similar role, excellent English communication, and a hands-on, detail-oriented approach.

Senior Manager Marketing Controlling & Activity Management monitors program performance via KPIs and risk assessments. This role develops performance frameworks, governs top marketing transformation projects, and supports key business objectives.

Database Systems Evaluation Expert role requires 5+ years of database internals experience or a PhD. Responsibilities include designing engineering tasks, building correctness checks, and evaluating performance measures.

Shape the MS Dynamics 365 F&O and Finance application landscape. Own the system roadmap, drive process optimization, and act as the key interface between Finance, IT, and partners. Requires finance/ERP experience and fluency in German and English.

Manage canteen operations, coordinate external service providers, perform office cleaning, and maintain company apartments. Requires organizational skills and a service-oriented approach.

Intern/Working Student role supporting medical soft-body simulation. Implement and validate soft-tissue deformation models using patient data. Requires Master's in Biomedical Engineering, Physics, or related field, with Python skills and knowledge of computational modeling.

Lead global business transformation for Automotive Adhesives. Own a multi-year roadmap across sourcing, manufacturing, and logistics, driving measurable business outcomes by aligning cross-functional teams.

Advance 300mm epitaxy characterization by establishing new material characterization methods and developing existing ones. Guide engineers in thin film and epitaxy characterization, standardizing measurement processes. Requires 5+ years in semiconductor industry/R&D.

Design, craft, deploy, and maintain the Settlement and Revenue platform end-to-end. Requires 3+ years in Backend/algorithmic cloud engineering with Python, strong SQL, and full business proficiency in English.

Inhouse Consultant SAP Finance drives SAP transformation to S/4HANA Public Cloud. Responsibilities include system configuration, solution design, and optimizing finance operations across consolidation and reporting. Requires SAP Finance consulting experience.

Develop and deliver brand strategies for Oncology, turning market insights into commercial activities. Lead launch readiness, lifecycle management, and customer engagement while managing partnerships. Requires 5+ years in pharma marketing.

Software Engineer, Product, focusing on Full-Stack development using Angular/TypeScript, Spring/Kotlin, and MongoDB. Develop and maintain features across the platform, from UI to APIs, in the RegTech/FinTech space. Requires 4+ years of experience.

Installation Manager to lead mechanical assembly operations for automation equipment. This role involves supervising technical teams, ensuring quality compliance, and driving production goals. Requires mechanical aptitude and 3+ years of relevant experience.

Senior Marketing Manager Performance & Growth owns end-to-end UA for web/mobile, managing budgets against ROAS/LTV. Responsibilities include scaling, finding new audiences, and building tracking processes. Requires 5+ years in performance marketing, strong data skills, and fluent English/good German.

Senior Application Engineer integrates V93000 Semiconductor Test systems. Responsibilities include developing SoC test solutions, creating customer-specific SW/HW, and managing product transfer to high volume manufacturing. Requires a relevant degree and experience in semiconductor testing.

Ruby on Rails Engineer to develop and improve the private markets platform end-to-end. Work with Ruby on Rails, Heroku, PostgreSQL, Redis, Sidekiq, Git, and AWS. Design REST APIs and write clean, tested code.

Master's thesis on what-if reasoning in LLM agents for HEMS parameter evaluation using Time-Series Foundation Models via MCP. Investigate connecting TSFMs to LLM agents for intelligent energy management.

Junior Business Controller Operations ensures cost transparency and data-driven decisions for the German logistics organization. Responsibilities include cost/KPI management, budgeting, and process evolution. Requires a relevant Bachelor's degree and 2+ years of experience.

Advise clients on US and international tax matters, including PFICs and CFC structures. Requires CPA/US Tax Attorney status, US tax law knowledge, and fluency in English and German.

Handle member queries via Chat, Telephone, and Email for Europe’s leading health and wellness group. Process membership requests accurately and efficiently while providing high-quality service. Essential skills include customer service and experience handling queries.