ruby English-speaking jobs in Brandenburg

Welding Process Engineer to support development, qualification, and execution of welding activities for structural components in railway applications (MIG, TIG, FSW). Ensures compliance with railway standards (EN 15085, ISO 3834) and customer requirements. Provides on-site technical support, troubleshooting, and root cause analysis.

The Martian Mindset Cluster of Excellence at the University of Bremen seeks two independent postdoctoral researchers (f/m/d) to lead original research projects. Successful candidates will have a PhD (or proof of imminent completion) in any field relevant to The Martian Mindset and a convincing 3-year research program.

The Tax Product Manager defines and executes the product roadmap for tax services delivered to cross border institutional investors. Responsibilities include monitoring tax changes, defining tax servicing standards, executing the tax strategy, and managing client and competitor market research. The role requires expertise in German tax regulations, fluency in German and English, and experience in financial services tax.

Account Manager responsible for driving sales growth and customer satisfaction across assigned automotive accounts. Leads the sales process, manages relationships with key stakeholders, and ensures timely execution of value-based solutions. Requires a university degree, native German, and experience with OEM and Tier-1 automotive customers in Germany.

As a Working Student, you will support the Voice of the Customer (VoC) program, turning customer feedback into actionable insights. You will manage customer surveys, analyze results, and create reports for stakeholders.

Provides accounting support including bookkeeping, invoice checking, and preparing financial reports. Also supports sales by preparing documents, arranging shipments, and assisting with events and sales materials.

ADAS Vehicle Test Engineer will integrate, validate, and verify ADAS systems at vehicle level, ensuring compliance with OEM requirements, European regulations, and safety standards. The role requires close collaboration with OEM customers, internal development teams, and production sites.

Drive growth for Intelligence Center X, a low-code and process automation platform, by identifying and qualifying leads, developing opportunities, and engaging with C-level stakeholders. Showcase the value of Intelligence Center X in enabling data-driven decision-making and automated workflows.

ARPOSO Biotech seeks a Co-Founder & CCFO to lead commercial and financial activities for this FoodTech startup developing edible coatings to extend shelf life and reduce food waste. Must have a Master's/MBA/PhD in a relevant field, 5+ years of experience in VC, startups, consulting, or business development, and proven fundraising or scaling experience. Fluent in German & English.

As a Sales Stylist, you will provide exceptional customer service, share product knowledge, and assist with store operations. You will help customers find their perfect fit and contribute to a welcoming shopping experience.

Working Student - Legal (m/f/d) will conduct legal research, provide administrative support, and assist with expansion, data privacy, and AI compliance. Must be a current Law student in Germany with excellent German and English communication skills.

Nachhilfeunterricht seeks motivated tutors (m/f/d) to teach online or in person across various subjects. Earn €15–35 per hour with flexible hours.

Responsibilities Investigate plant–microbe interactions and microbial functions, and their effects on plant growth, nutrient use efficiency and stress responses. Design, develop, and perform laboratory and greenhouse assays to assess microbial colonization, persistence, and activity, and quantify resulting plant responses.

Actuary responsible for reserving tasks under GAAP, IFRS, and Solvency II. Provides actuarial advice to CFO, Board, and Branches. Supports Risk Management, ORSA process, and Planning/FP&A. Requires a university degree in actuarial science, mathematics, statistics, or related field with experience in actuarial reserving (ideally motor).

Development Engineer for Adhesive Technology will develop innovative adhesive technologies for optomechanical assemblies and complex systems in the semiconductor industry. Responsibilities include developing and qualifying adhesives, application processes, and equipment, and introducing developed technologies into series production.

Senior accounting/banking clerical position requiring 4+ years of bookkeeping, banking, or accounting experience. Analyzes financial data, processes payments, and provides guidance to lower-level clerks. Requires proficiency in accounting software and strong analytical and problem-solving skills. Must have a high command of English.

Develop aviation strategy for airlines, airports, or MROs. Design end-to-end aviation processes and optimize MRO operations.

Buena is seeking a Venture Builder to own and develop a new revenue vertical from the ground up. Responsibilities include owning the P&L, driving product development, and rolling out the vertical across existing property management operations. The ideal candidate has a proven track record of building and scaling businesses, strong commercial acumen, and the ability to learn quickly and adapt. Native-level German fluency and the ability to work from the Prenzlauer Berg office are required.

Warehouse Worker (m/w/d) needed for a global e-commerce logistics specialist in Herrenberg. Tasks include unloading parcels, packing, and scanning. Experience as a warehouse worker is an advantage. English or Hindi language skills are required.

PhD position at the Scientific Computing Center (SCC) at Karlsruhe Institute of Technology (KIT). Research focuses on scalable AI methods for the natural sciences, particularly the application of machine learning in drug screening using multi-property NMR signals and data-driven neural networks.