backend developer English-speaking jobs in Aachen

Account Manager for a German software company specializing in logistics solutions. Develop and implement sales strategies for national accounts in the Transportation & Logistics industry. Build and manage relationships with clients, identify upsell and cross-sell opportunities, and drive account expansion.

Regional Head of Accounting will manage and oversee accounting operations, ensuring financial record accuracy, regulatory compliance, and robust internal controls. This role involves supervising bookkeeping, coordinating closings, managing reconciliations, and preparing financial statements.

Leads the analysis and integration of transcriptomic and multi-omics data, including RNA-seq and spatial transcriptomics, to support biomarker discovery and patient stratification. Develops and implements computational pipelines for processing and analysis of high-throughput sequencing data. Collaborates with cross-functional teams to interpret data and inform experimental design.

This joint appointment at Osnabrück University and the German Institute for Global and Area Studies (GIGA) seeks a candidate to contribute to quantitative research in International Relations and/or Comparative Politics. The successful candidate will teach in English-language master's programs and participate in research activities at GIGA. Applicants must demonstrate expertise in advanced quantitative methods and have a research focus on at least one region of the Global South.

Deliver groceries to customers efficiently by e-scooter or e-bike. Maintain a focus on delivery targets and exceed them. Earn at least €13.90 per hour plus tips.

Lead and build a consulting team within Cognizant's Manufacturing Consulting practice in DACH. Manage and grow a customer base, develop innovative strategies, and deliver solutions for complex client situations. Requires domain experience in Manufacturing, proven consulting experience, and the ability to manage large complex programs. Fluency in English and German is essential.

Senior R&D Mechanical Engineer with 10+ years of experience in high precision mechanical design, advanced materials engineering, and design for manufacturability. Leads mechanical design of complex components, serves as materials authority, and applies GD&T and precision engineering principles. Drives collaboration with manufacturing, suppliers, and quality teams. Oversees creation of 3D models, drawings, and documentation. Bachelor's or master's degree in mechanical engineering, Materials Engineering, or related field required.

Global Payroll Product Sales Specialist advises on high-value deals for Workday GO Global Payroll. Leads the sales process, handles technical objections, and provides expertise to sales teams.

As a Quant & Engineering Intern, you will develop quantitative analyses, models, and prototypes to solve real trading problems for clients in the LNG and crude oil markets. You will use AI tools, Python, and our optimization software to build solutions and interact directly with traders.

DYWIDAG seeks a Civil Engineer / Construction Technician to manage wind tower projects in Northern Germany. Responsibilities include project preparation, scheduling, resource planning, cost monitoring, and customer coordination. The ideal candidate has a civil engineering degree or equivalent, experience in construction, and strong communication skills.

Master's thesis focused on optimizing the design of robotic assembly systems, particularly multi-robot cells and special-purpose machine integration. Develop a modeling approach for special-purpose machines and evaluate system design configurations. Requires advanced programming skills (e.g., Python) and enrollment in a Master's program.

Manage and coordinate complex cross-border transaction tax engagements, providing guidance on mandates including tax due diligence and structuring. Develop and oversee tax-efficient planning aligned with client goals. Cultivate strong client relationships and guide junior team members.

Develop and execute outbound campaigns to generate new customers and nurture leads for SAP's Growth Business. Apply digital sales methods to qualify customer requirements and align with sales teams to drive sales process to contract closing.

Uber Eats seeks a motivated Account Executive to expand its restaurant network in NRW/Hessen. Responsibilities include executing sales campaigns, negotiating partnerships, onboarding new restaurant partners, and collaborating with cross-functional teams.

Provides administrative support to ESO Astronomy Faculty, Students, Fellows, and Visiting Scientists. Organizes colloquia, seminars, and talk series. Assists with travel and accommodation arrangements and supports the Science Visitor Programme. Contributes to the planning and execution of events for Fellows, Students, and Visitors. Prepares budget reports, compiles statistics, and maintains databases.

Coordinate laboratory activities, train lab members, and support ongoing research projects. Develop and lead an independent research project focused on chromatin organization during meiosis in C. elegans.

Structural Engineer needed for diverse projects. Design, analyze, and ensure compliance with building codes. Minimum 3 years experience required. Fluent in German and English.

Live Shopping Host for The Wessex Mint on WhatNot, engaging a global audience of silver, gold, and collectible buyers. Host daily live shows, educate customers, and drive sales. Fluent English and German required.

The Ruhr-Universität Bochum seeks a PhD candidate to advance electrochemical CO2 reduction to methanol. The position involves planning, conducting, and evaluating experiments in electrochemical cell systems, analyzing data, and contributing to the development of CO2 conversion technologies.

Working student supports international development sites in electronic development processes for modern vehicle architectures. Contributes to projects including Battery Management Systems, zone controllers, and control boards. Analyzes, evaluates, and develops hardware architectures, supports tests, and designs circuits. Requires enrollment in Electrical Engineering, Mechatronics, or a related field.