ruby English-speaking jobs in Düsseldorf

The Operations Finance Manager leads the financial function for Operations Finance, including the Leuna facilities. The role provides strategic financial guidance to support the business in achieving its financial targets and driving overall performance and profitability. Responsibilities include collaborating with Supply Chain, manufacturing site leadership, and European Finance to ensure financial performance accountability, managing internal financial reporting, and partnering with the team to achieve cash flow objectives. The role also involves managing the budget and forecasting process, cost accounting, inventory management, and month-end close activities.

Research Associate (m/f/d) in the field of “Integrated photonic resonators for molecular sensing”. The position involves experimental work on the development of photonic resonator cavities for molecular sensing, including exploring multi-signal approaches. Collaboration with specialists in optics, microelectronic design, clean-room processing, and advanced micro/nano metrology is required.

Senior Sales Manager to drive the success of Tieto's Financial Services business in Central Europe. Lead strategic sales initiatives, build customer relationships, and expand Tieto's footprint in the Financial sector.

Senior Channel Sales Representative will develop and execute account plans for existing channel partners in the DACH region, maximizing product and service portfolio utilization to achieve sales targets and sustainable growth. The role involves building long-term relationships with channel partners, supporting sales opportunities, and developing new partnerships. Requires a proven track record in channel management and sales, with experience in the AIDC or IT industry.

Senior Backend Engineer will architect, enhance, and streamline backend systems for a parking platform. Responsibilities include optimizing CI/CD pipelines, enhancing monitoring capabilities, and scaling systems. Expertise in Python, NodeJS, NestJS, and related technologies is required.

Senior Planner for major data center projects across Europe. Develop, manage, and maintain project schedules, track progress, and identify risks. Coordinate with construction, engineering, procurement, and commissioning teams.

Solution Consultant for Finance & Controlling Applications/SAP FI needed. Minimum 3-5 years experience in SAP, especially SAP-FI (ECC, S/4 HANA). Experience in consulting, requirement analysis, and international finance processes required. Degree in business administration, international management, business informatics, or similar.

Jitterbit seeks a driven Inside Sales Representative to cultivate new business opportunities and close deals within the DACH region. The ideal candidate will have a proven track record of B2B technology sales success and a passion for exceeding expectations.

Experienced Chief Commercial Officer needed to define and execute global revenue strategy for a high-growth infrastructure platform. Drive revenue growth, market expansion, and customer engagement. Lead sales, marketing, and customer success teams. Proven track record of commercial leadership and revenue growth in high-growth environments.

Freelance Research Physicist to design and develop computationally intensive physics problems for AI systems. Requires a Physics degree, 2+ years of experience, and strong English writing skills.

Operations & Administration Manager needed for a small subsidiary of Delta Plus Group. Coordinate daily activities, logistics, production, procurement, and inventory. Support financial follow-up, HR administration, and customer service.

Administrative Intern to support daily office operations, including reception, event coordination, and general administrative tasks.

Serves as medical lead for clinical trials and development programs, guiding clinical development strategy and ensuring scientific integrity. Collaborates with clinical research teams and provides medical input for various trial documents.

This 15-month program offers recent graduates in electronic engineering or related fields a broad insight into Avnet's technical solutions and diverse business units. Trainees will gain experience in a global company, working on projects, receiving mentorship, and developing their skills.

Senior Legal Counsel needed to provide strategic legal advice on commercial and regulatory matters for a fast-growing investment firm in Berlin. Responsibilities include advising on compliance, supporting private equity fund projects, drafting contracts, and collaborating with stakeholders.

The Sales Associate delivers exceptional customer service, supports sales targets, and maintains store operations. This role requires product knowledge, visual merchandising, and POS system proficiency.

Leads the end-to-end delivery strategy for Clearwater's SaaS platform across Germany, Austria, and Switzerland. Builds and scales a team of implementation professionals, ensuring client success and driving operational excellence.

External Communications Intern to support the Springer Nature External Communications team. Responsibilities include writing and editing press releases, distributing materials to media, coordinating with freelancers and press offices, and monitoring press coverage. Requires a science or liberal arts degree, excellent English and German language skills, and strong journalistic and communication experience.

Develop and validate cleaning processes for semiconductor components. Conduct surface analyses and drive root cause investigations for contamination issues. Lead supplier qualification and audits.

Conducts safety analyses and evaluations for aerospace and defense systems. Develops safety requirements based on national and international standards. Analyzes facilities for occupational safety and defines preventive measures. Requires a degree in Functional Safety Engineering or a comparable field and 5+ years of experience in safety assessment and risk management.