backend developer English-speaking jobs in Hamm

Senior Business Development Manager will drive commercial performance of consumer financing and private leasing. Responsibilities include designing and optimizing financial products, leading process implementation, and collaborating with cross-functional teams to launch new customer solutions. Requires 3+ years of experience in car credit and/or private leasing, strong analytical skills, and proficiency in Excel and English.

Freelance SAP Retail Solution Architect needed for a large-scale S/4HANA transformation program in the fashion/apparel sector. Focus on end-to-end solution design across supply chain and master data.

Lead Tech Strategist (f/m/d) Core Platforms in Energy Retail at E.ON Digital Technology. Develops technological capabilities, advises on technology utilization, and leads IT/Tech organizational transformation. Requires a degree in business informatics or management, experience as Head of IT or Head of Core Systems, and expertise in SAP, Salesforce, Kraken, etc.

Account Executive will develop business opportunities with customers, analyze needs, and coordinate solutions. Requires a motivated, customer-focused sales professional with experience managing accounts and excellent communication skills.

As a Product Designer at koppla, you will collaborate with engineers, product managers, and other stakeholders to design and deliver user-friendly solutions for a next-generation collaborative scheduling platform for the construction industry. You will work in a fast-paced environment, iterating on designs and incorporating user feedback to create a high-quality product.

As a Junior Product Designer, you will design and develop on-trend products across multiple categories, including Deco, Tabletop, Kids, and Bathroom. You will collaborate with cross-functional teams and conduct trend research to support collection building.

The Chair of Public Economics seeks a Graduate Research and Teaching Assistant for a fixed-term, 75% position. Responsibilities include conducting research on labor, population, and health economics, presenting findings at conferences, and teaching English-language courses.

Phorms Education is seeking a Physical Education Teacher for their bilingual primary school in Berlin Steglitz-Zehlendorf to plan and deliver competence-oriented sports lessons starting in August 2026.

Leads group for clinical trials and development programs in functional gastrointestinal and gastrointestinal motility disorders. Responsible for clinical development strategy and scientific integrity of trials. Collaborates with cross-functional teams and stakeholders.

Lead the end-to-end deployment of Takeda's S/4HANA process model at the Oranienburg site, ensuring readiness, compliance, stable operations, and uninterrupted supply. Manage risks, issues, dependencies, and business continuity. Drive change, communication, and training efforts. Partner with Site Leadership, OpU, GSQ, DD&T, and Global Process Experts. Secure and coordinate SMEs for design, testing, data, and cutover. Ensure master data quality and readiness for validation and migration. Plan and safeguard cutover with strong contingency measures. Maintain manufacturing and quality stability during transition.

Optical Engineer to develop advanced optical systems for printing machines. Designs created in Zemax and transferred to SolidWorks. Collaborates with R&D team, mechanics, electronics, and firmware. Requires Master's degree in optics, photonics, or applied physics and 10+ years of experience.

Partner with a focus on SAP, responsible for business development, client leadership, and engagement oversight. Leads complex SAP programs, shapes growth strategy, and mentors a consulting team. Requires 10+ years of SAP consulting experience, leadership roles, and expertise in S/4HANA, Finance, Supply Chain, Data & Analytics, or industry-specific solutions.

Customer Service Intern will respond to customer inquiries via phone, email, and live chat. Provide information about products and services, resolve customer complaints, and collaborate with team members. Must have very good knowledge of German, English, and Turkish, strong communication skills, and excellent online/offline marketing skills.

Develop and execute a three-year Foods channel strategy for major retail groups and value-channel customers. Lead Key Account Managers in sales analyses and joint business plan creation. Drive revenue, profit, and market share targets for assigned customers.

Freelance AI trainer needed to design and develop computational biology problems requiring Python programming. Must have a biology degree, Python proficiency, and experience with biological data analysis and algorithms.

Drive sales and manage customer relationships in the construction industry. Manage and grow customer platforms, focusing on high-potential customers. Promote Berner as a premium brand and handle objections, delivery, and quality claims. Analyze sales area KPIs and report to superiors. Collaborate with the sales team to achieve performance goals.

CGI is seeking a Spacecraft Operations Engineer to support satellite operations. Responsibilities include preparing and executing spacecraft operations procedures, monitoring spacecraft health, analyzing telemetry data, and investigating anomalies. The role requires a degree in a relevant technical field and experience in spacecraft operations, satellite control, or a related engineering environment.

Service Technician (m/f/d) for Wind Turbines in Velen. You will carry out on-site servicing and maintenance of wind turbines, repair turbines, and resolve faults. You will analyze error messages, identify causes, and document work digitally.

Amazon is seeking ambitious interns to support safety processes and operations at its Gera fulfillment center. Interns will assist with safety program development, risk assessments, accident investigations, and training initiatives.

Associate to join the Debt Structuring & Portfolio Management team, focusing on infrastructure and private debt. Support deal teams in structuring new investments, manage existing portfolios, and prepare investor reports. Requires a degree in a relevant field and at least three years of experience in infrastructure debt/project finance or structured finance.