ruby English-speaking jobs in Stuttgart

Leads the strategic transition of Finance operations from high-cost to low-cost regions, ensuring seamless migration and integration of financial reporting and accounting activities across six Business Units and acquired entities.

Leads and scales the Machine Learning Engineering team, partnering with data scientists to deploy production-grade ML applications. Shapes ML Engineering standards and drives technical strategy across data science, MLOps, and engineering teams.

Develop and implement sourcing, procurement, and supplier management strategy. Lead the full supplier lifecycle, ensuring compliance with regulations and driving cost optimization. Oversee outsourcing risk management, including due diligence and business continuity planning. Lead negotiations for complex contracts and provide senior-level reporting on sourcing activities.

Support Italian-speaking hoteliers with trivago products and services. Assist with customer record maintenance, presentations, and data reporting. Contribute to customer retention and product adoption initiatives.

Investment Director for a newly launched defense-focused buyout fund. Lead transactions from origination to exit, including deal sourcing, due diligence, negotiation, and value creation.

The Chief Financial Officer (m/f/d) is responsible for all financial and accounting matters of the Berlin production site. This role ensures financial transparency, governance, and performance management, prepares group reporting packages, and acts as the main interface between the site and central finance functions.

As Group Leader Commercial Refrigeration, you will drive business growth within the commercial refrigeration segment, lead strategic initiatives, and collaborate with cross-functional teams.

Software Engineer (ML) needed to scale technical infrastructure and analytical products for soil carbon quantification. Responsibilities include improving ML training and evaluation pipelines, developing geospatial data infrastructure, and supporting CI/CD and testing strategies. Requires 3+ years (mid-level) or 5+ years (senior) of experience in engineering roles building backend applications and pipelines for data- or ML-intensive systems. Strong Python, SQL, and orchestration tool knowledge is essential.

Postdoctoral researcher sought for a 3-year project on nanocarrier-based functional analysis of myeloid cells in inflammatory and autoimmune skin diseases. Requires PhD, expertise in molecular biology and immunology, and experience with in vivo inflammatory skin models.

Deliver a variety of fitness and wellbeing sessions, including Aqua, Yoga, Pilates, and exercise to music, to guests of all ages and nationalities. Plan and deliver daytime activities and entertainment. Engage with guests and ensure a high standard of safety and service.

Define, implement, and evolve global leadership frameworks and competencies. Shape leadership qualification activities aligned with organizational goals. Act as a trusted advisor to senior leaders on leadership development strategies. Drive initiatives to elevate leadership quality and performance across regions.

Lead strategy consulting engagements, driving transformational results for clients in industrial goods, packaging, and chemicals. Expand client base and win new business leveraging industry connections. Provide empathetic leadership and mentorship to a team of consultants. Shape the strategic direction of TTE Strategy.

This 6-month internship starting September 2026 will involve full participation in the investment process, including sourcing, market review, financial analysis, and portfolio support.

Upway, a fast-growing e-bike marketplace, seeks a Head of Bike Mechanics to manage its Düsseldorf workshop. The successful candidate will lead a team of mechanics, oversee the repair and quality control of various e-bike brands, and contribute to continuous service and bike improvement.

Intern supports the calibration and validation of statistical models, development of simulation applications, and implementation of new methods for risk provision calculation.

This 12-month graduate program offers a unique onboarding path into UniCredit's products & services platform. You will be involved in strategic M&A projects across all deal phases on both buy-side and sell-side processes. You will collaborate with Equity and Debt Capital Markets teams in the context of public and private equity offerings and debt financing.

Senior Director will lead transaction tax teams across Germany, Europe, and globally, advising on buy-side and sell-side transactions, including tax due diligence reports and transaction structuring.

The SAP FICO IT Analyst leads and executes the analysis, design, configuration, development, testing, implementation, and operational support of SAP solutions for the Global Finance organization.

Working Student (m/f/d) to clean, standardize, and create HR document templates for C&A Europe. Will test templates, support document management software, and communicate with stakeholders.

Family Medicine / Primary Care Physicians review, annotate, and validate medical data to develop safe and accurate AI systems. Responsibilities include data annotation, quality review, knowledge contribution, model evaluation, and documentation. Requires an MD or DO degree, board certification, and 2+ years of clinical experience.