frontend developer English-speaking jobs in Karlsruhe

Architect the brand strategy for a pet technology product. Full-stack marketing responsibility including GTM strategy, brand positioning, growth, content, community, and partnerships. Proven track record scaling B2C products with 4+ years of experience, at least 2 in a startup environment.

Leads and operates a new monoclonal antibody manufacturing unit, encompassing clinical and future commercial GMP production. Builds and manages a team of up to 50 employees, ensuring compliance with GMP, EHS, and quality standards. Drives operational readiness and smooth transition from project to routine manufacturing. Requires a university degree in a natural science discipline, several years of GMP biopharmaceutical manufacturing experience, and proven leadership skills.

Sea Freight Specialist manages end-to-end processes, including documentation, client communication, and cargo flow. Collaborates with shipping lines, freight forwarders, and customs officials. Requires 5+ years of logistics experience, specifically sea freight import or export. Customs clearance and airfreight experience are advantageous.

Backend Engineer needed for a leading qualitative data analysis software company. Design, maintain, and optimize AWS-based backend architecture using Python, TypeScript, and frameworks like Django, Flask, or FastAPI.

Build and launch business tools end-to-end using AI-native tools. Own the full launch process, from concept to live URL, and iterate based on usage data. Must have a live portfolio demonstrating your ability to ship quickly.

Senior Design Manager to lead design processes for large-scale industrial and data center projects. Coordinate multidisciplinary teams, ensure design quality and compliance, and drive efficient project delivery.

Onboard and manage new business clients, developing and launching Google Ads campaigns. Provide tailored digital strategies, drive upselling, and analyze campaign performance. Requires 2+ years experience in sales, digital marketing, or account management. Strong understanding of Google Ads and experience working with clients in a target-driven environment. Fluency in German (C2) + English (C1) or Dutch (C2) + English (C1) is required.

Quantitative Analyst to develop hedging strategies, price energy products, and support strategic decision-making in renewable energy.

Junior Procurement Analyst supports supply chain management, acts as a contact point for suppliers, negotiates prices, places orders, and coordinates deliveries.

Manages logistics-related internal and external projects, including planning, resource coordination, and progress tracking. Develops SOPs, operational mechanisms, and collaboration frameworks to improve team efficiency. Organizes and leads departmental and cross-functional meetings, ensuring task follow-up and information transparency.

QA/QC Inspector to oversee fibre network and data centre construction projects in Frankfurt. Conduct daily monitoring, reporting, and auditing to ensure compliance with standards.

A high-growth infrastructure platform seeks a Chief Commercial Officer to define and execute its global revenue strategy. The CCO will drive revenue growth, market expansion, and customer engagement, leading sales, marketing, and customer success.

Experienced Managing Director sought for a specialized business unit focused on digital infrastructure services. Full P&L responsibility, operational leadership, and strategic development within a fast-growing organization. Proven experience in infrastructure, engineering services, or related fields required.

As a Ground Segment Software IVV Engineer, you will be responsible for the Integration, Verification and Validation of software for Mission and Payload Management, including the integration of AI-engines. You will contribute to the definition of the IVV Plan and Reports, perform Software Design, Development and IVV tasks, and analyze data from validation tests.

Supply Chain & Purchasing Supervisor will lead the supply chain and procurement area at the Crottendorf, Germany manufacturing site. Responsibilities include managing purchasing master data, supplier relationships, cost reduction projects, and supply chain risk assessment.

Experienced Data Analyst needed to analyze manufacturing data, support data modeling, and map data across domains. Requires 8-12 years of experience, strong SQL skills, and understanding of data modeling concepts.

Data Engineer needed to build and maintain data infrastructure, develop ETL/ELT pipelines, and collaborate with data science and business intelligence teams. Requires Python expertise, experience with AWS, and strong communication skills.

This HR Administrator - Office Manager role combines HR administration and office management. Responsibilities include managing employee data, leave administration, fleet processes, onboarding/offboarding, and facilities operations. The ideal candidate has 3+ years of HR administration experience, proficiency in German and English, and strong organizational and communication skills.

The Research Lead will define and advance the organization's strategy in multimodal cognitive data fusion and Human-AI modeling. This role involves designing and conducting experiments to validate cognitive inference models and developing AI models for wearable devices. The ideal candidate has expertise in neurocognitive data analysis, machine learning, and computational modeling.

MEP Procurement Lead for data center, pharmaceutical, and advanced manufacturing projects. Leads procurement strategy, tender processes, and negotiations for mechanical & electrical packages. Requires experience procuring MEP packages, technical understanding of MEP systems, and proven negotiation skills.