ruby English-speaking jobs in Stuttgart

Head of Engineering will define backend architecture standards and technical directions for agency projects. Oversee middleware orchestration, data & orders, integrations, and logistics. Lead technical recruitment and mentor Lead Developers and DevOps Engineers. Expert PHP (Laravel), architectural design, AWS, and infrastructure experience required.

Experienced Logistics Manager needed for a flagship data center development in Massen, Germany. Plan, coordinate, and manage all site logistics activities to ensure project delivery. Manage deliveries, access routes, storage, and material flow. Liaise with subcontractors, suppliers, and senior management.

Corporate FX Sales Executive will cold-call CFOs and Finance Directors of mid-market German exporters to build a client portfolio. Responsibilities include pitching FX risk management solutions, partnering with senior Strategists, and tracking KPIs. Native-level German (C2) and strong English (C1) are required.

Perform HPLC analyses (SEC, IEX, RP, HIC) for monoclonal antibody characterization. Operate and maintain HPLC systems, interpret data, and collaborate with R&D and Quality teams.

Experienced Analytics Engineer/Databricks Consultant needed to design and develop scalable analytics solutions. Focus on Databricks SQL, Unity Catalog, AI/BI Dashboards, and semantic layer design.

The Product Owner will act as the primary point of contact between stakeholders and product squads. Responsibilities include creating and maintaining a product backlog, prioritizing feature requests, writing user stories, and collaborating with product squads throughout the development process. The ideal candidate has a degree in computer science and prior experience as a Product Owner for B2B or B2C software.

Site Administrator needed to support project team in Dresden. Manage labor records, attendance, documentation, and project flow. Requirements include experience with MS Office Suite, meeting deadlines, and construction sector experience is a plus.

Test and verify new ERP developments, including functionalities and integrations. Prepare and execute functional, performance, and user acceptance tests. Develop and implement QA procedures and testing standards for Microsoft Dynamics Business Central.

Leads the newly formed "BLANCO Group Development" team, steering strategy development and implementation. Manages project portfolio and PMO function, supports organizational development, and coordinates sustainability strategy. Requires a degree in a relevant field, proven experience in strategy development, and strong leadership skills.

Design Expert needed for contract role. Author, review, and annotate technical design tasks to evaluate AI model performance. Produce original design problem sets and write reference solutions. PhD in Design or related field, or equivalent experience required. Must be fluent in at least two design disciplines.

Lead new client acquisition and retention for the International Private Bank in Hamburg, Germany. Advise clients on investments, banking, trust services, and financial planning. Manage and maintain client relationships, providing tailored solutions and exceptional service.

Working Student Social Media Producer will create and publish content across various platforms, including blog posts, LinkedIn articles, Instagram posts, and TikTok. Responsibilities include translating ideas into visually strong formats, analyzing social media metrics, and refining content strategies. Must be a current student in communications, marketing, media, design, or a related field with a passion for social media and strong visual taste. Native-level English fluency is required.

Senior Back End developer needed for a 7+ month remote contract. Design and develop scalable Back End services using C#/.NET Core, REST/SOAP APIs, SQL Server, and MongoDB. Experience with CI/CD, Azure, Docker, Kubernetes, and AI-supported development tools required.

QA/QC Manager will develop and standardize QA programs for projects, identify process improvements, and lead quality-related functions. Requires a degree in Engineering, Commercial, or Natural Sciences and several years of experience in QA/QC roles within large-scale construction projects.

Bench Scientist will establish and optimize anti-drug antibody (ADA) assay methods, research dried blood spot (DBS) collection devices, and design experiments comparing DBS and traditional liquid samples.

Working student supports daily carrier operations, monitors KPIs, and collaborates with internal stakeholders. Requires enrollment in a German university, availability for a part-time role, and strong communication and data analysis skills. Fluency in English is required, additional language proficiency is a plus.

Head of Third-Party Funding Staff Unit will develop and implement funding strategies, lead the central funding office, and advise researchers on grant proposals. Requires a university degree in the natural sciences, experience managing research funding in Germany, and strong communication and organizational skills.

Junior GTM Engineer will lead client projects, building signal-based outbound pipelines for B2B DACH clients. Responsibilities include TAM sourcing, campaign operationalization, performance analytics, and reporting. Requires experience with Clay, outbound tools, list building, and LLMs. Strong analytical skills and fluency in German and English are essential.

Develops device testing at wafer, die, and module levels for optoelectronic transceiver, sensor, and mixed signal ASIC products. Designs test hardware and software, test application PCBs, and test sockets. Characterizes devices and analyzes test results. Collaborates with IC designers, product designers, and project leaders. Requires a Master's or PhD in Electrical Engineering, Physics, or equivalent with 3+ years of semiconductor testing experience.

Postdoctoral Researcher in Antifungal Natural Product Discovery will conduct high-throughput experiments, analyze project results, and contribute to publications. The position requires a PhD in a relevant field, experience with co-cultivation and microscopy, and a strong background in natural product discovery.