ruby English-speaking jobs in Stuttgart

Manage and develop strategic key accounts within the global lamp business, ensuring customer satisfaction and revenue growth. Cultivate relationships with internal and external stakeholders, identify new business opportunities, and negotiate complex agreements. Drive global lamp sales performance by optimizing pricing, sales approaches, and portfolio strategies.

The German Cancer Research Center (DKFZ) seeks an IT Security Specialist to define security standards for the Data Space Project and the German Human Genome-Phenome Archive (GHGA). Responsibilities include analyzing operations, implementing risk management frameworks, creating an Information Security Management System, and providing security guidance for IT projects. The ideal candidate has experience with information security frameworks (BSI IT-Grundschutz, ISO 27001), risk management methodologies, and GDPR compliance requirements.

Lead and grow a bioanalytical animal test-free chemical testing start-up. Define strategy, manage teams, oversee operations, and drive financial performance. PhD or MSc in Life Sciences, Chemistry, or related field required. Proven track record scaling start-ups and experience in analytical testing or agrochemicals preferred.

Project Manager for digital transformation projects focused on SAP Master Data. Experience in SAP Material Master Data, Business Partner, and data quality improvement. Strong communication and project management skills required.

Lead and develop engineering teams building software for modern energy infrastructure. Manage performance, hiring, and career development while providing technical guidance and architectural oversight. Collaborate with senior leadership, engineers, and cross-functional stakeholders to scale engineering practices and drive organizational impact.

Suntech seeks a Product Customer Services Engineer to establish and improve the global after-sales service system. Responsibilities include handling customer feedback, coordinating complaint analysis, and developing a customer satisfaction management system.

Freelance Project Manager for large-scale solar PV and BESS projects in Germany and Europe. Leads project delivery from construction through commissioning and handover. Manages subcontractors, ensures compliance with design, HSE, and contractual obligations. Requires qualification in a related technical discipline and proven experience managing utility-scale solar PV or renewable energy construction projects.

M&A Director to drive and execute buy-and-build strategy for a fast-growing IT-Services platform. Responsibilities include identifying targets, leading the full M&A process, and managing cross-functional teams. Requires proven M&A experience, strong financial modeling skills, and fluency in German and English.

Provide timely and accurate email-based customer support in German. Resolve issues, answer questions, and ensure a positive customer experience.

Nexi seeks an ISV Partner Account Manager to spearhead growth in the Integrated Software Vendor space. This role involves identifying and acquiring new Software Vendor partners, developing deep understanding of their business models, and challenging traditional partnership approaches.

NIIT seeks a Training Operations Coordinator to support customer training in Frankfurt. The role involves coordinating training sessions, analyzing training needs, and collaborating with the Indian team.

Enterprise Solutions Architect needed to bridge business processes and AI possibilities. Analyze customer processes, define integration strategies, and lead workshops to identify AI intervention points. 7-10 years of enterprise IT experience with deep familiarity in at least two major platforms (e.g., SAP, Salesforce) required.

Project Developer to support the development of primarily onshore wind projects in Germany. 2-3 years' experience in renewable energy or infrastructure development required. Exposure to permitting and project coordination in Germany is essential.

Freelance math content reviewer needed for international educational organization. Review 300+ English language math lessons for quality, accuracy, and didactics. Requires math and education degree, fluency in English, and pedagogical expertise.

KEWAZO, a construction robotics startup, seeks a Service Technician to provide field service, maintenance, and troubleshooting support. The ideal candidate has experience in both mechanical and electrical maintenance, a valid Class B driver's license, and strong problem-solving skills.

PhD position in Molecular Infection Biology at the Institute for Molecular Pathogenesis. Research focuses on host defense factors and bacterial pathogens. Requires M.Sc. in a related field, research experience in molecular biology, cell biology, and biophysics, and fluency in English.

Senior Digital ASIC Design Engineer will develop and implement digital modules and subsystems for Advantest's semiconductor testing solutions. Responsibilities include requirements gathering, architecture development, RTL coding, verification, and collaboration with cross-functional teams.

Build and lead CGM's global performance and product marketing function as a scalable, ROI-driven growth engine. Own demand generation, pipeline creation, go-to-market excellence, and measurable marketing impact across all markets. Establish and operationalize the marketing model in Germany, shaping team structure, decision-making cadence, and execution standards.

Lead the budgeting, forecasting, and long-range planning processes for a fast-growing tech services business. Develop financial models to support growth, pricing, and investment decisions. Provide commercial insight to the Board and senior stakeholders.

The Strothoff International School seeks a part-time or full-time Teacher for its Primary School in Dreieich. The Teacher will plan and deliver lessons aligned with the school's curriculum and the IB Primary Years Programme (PYP), ensuring alignment with Hessen curriculum requirements.