freelance English-speaking jobs in Bielefeld

S2 Data Center Technician needed to execute standardized workflows, triage anomalies, and drive process improvements. This role requires 3+ years of experience as a data center technician, strong server hardware knowledge, and the ability to lead and mentor a team. Must possess expertise in IPMI utilization, diagnostics, and server fleet health tracking.

Develop and optimize microservices architecture in an AWS-based Kubernetes environment. Design, implement, and further develop USER.ID, a central component of the publishing platform.

Senior Data Architect needed for a fast-growing digital product engineering company. Lead technical presales engagements, translate business needs into scalable architectures, and own architecture across project phases. Requires 12+ years of experience in data architecture, data management, integration, and analytics in complex enterprise environments. Strong expertise in modern data ecosystems, cloud platforms (AWS, Azure, or GCP), and data platforms (Databricks or Snowflake). Proven background in technical presales, client workshops, and solution design. Excellent communication and workshop facilitation skills. Business-fluent German and strong English skills.

Manage IT systems, develop processes, and ensure smooth operation of IT infrastructure. Responsibilities include ERP system maintenance, interface management, reporting, hardware support, and employee IT assistance.

The U.S. Consulate General in Frankfurt seeks a journeyman level locksmith-metal worker to perform preventive maintenance and repair work on mission buildings and facilities.

This 18-month trainee program offers five project assignments, starting with Finance & Data Science. Trainees can choose subsequent assignments across the entire Group. The program includes international rotations, "Magenta Friday" events, and "Service Days" for operational insights.

Information Security Manager responsible for defining, documenting, and improving policies and processes to ensure compliance with information security, data security, data privacy, and medical device regulations.

Product Manager to drive strategy, launches, and lifecycle management for video surveillance, IP Audio, and logistics technology. Manage pricing, product positioning, and competitive market entry plans. Lead product launches and act as the product expert for the DACH region.

Experienced Data Engineer needed for a large-scale CRIMS SaaS migration program. Design, build, and optimize data pipelines and integrations using Snowflake. Support data migration, validation, and quality processes. Collaborate with business, technology, and vendor teams.

Office Manager for a European defense tech start-up specializing in electronic warfare and precision localization. Manage daily office operations, coordinate internal processes, and support management and teams with scheduling, travel, and meetings. Must be fluent in German and English and hold German/EU nationality.

Senior Graphic Designer needed for iGaming company. 5+ years experience required, with a background in slot games. Must have a strong portfolio showcasing UI work, logos, and promo content. Proficiency in Adobe Photoshop and Illustrator is essential.

Laboratory Technician needed for molecular analysis of tumor tissue. Requires proficiency in basic lab procedures, data collection, and equipment operation. Must have at least 5 years of relevant experience and strong attention to detail. Excellent communication skills in German and English are essential.

The CFO will partner with the Group CEO, shareholders, and advisory board, driving financial planning, budgeting, and liquidity management. The role involves establishing KPI-driven reporting structures, supporting a buy-and-build strategy, and leading post-merger integrations. The ideal candidate has experience in healthcare, private equity, and financial analysis, with strong communication and stakeholder management skills.

Experienced Product Designer (UX/UI) to join a Berlin-based team. Collaborate with Product Managers, Engineers, and stakeholders throughout the product development lifecycle. Design intuitive and visually engaging user interfaces for digital products.

As Sales Enablement Content Producer & Manager, you will develop and design market-specific sales enablement strategies and produce high-quality content across various formats. You will manage production timelines, coordinate with internal and external teams, and ensure timely delivery of assets meeting quality specifications.

Project Engineer responsible for electrical, mechanical, and structural planning of power cable installations. Requires 5+ years of infrastructure engineering experience, CAD proficiency, and fluency in English and German.

Senior Full-Stack Software Developer will develop and maintain applications using Symfony, React, and REST APIs. Responsibilities include integrating AI functionality, optimizing system performance, and ensuring code quality. Requires a degree in computer science or a related field, several years of software development experience, and strong German language skills.

Sales Development Representative will identify and research potential customers, generate interest, and qualify leads for Key Account Managers. The role requires strong communication skills, experience in a results-oriented environment, and proficiency in MS Office Suite.

Provides support for food and beverage operations, including setting tables, assisting the kitchen, and maintaining cleanliness. Must be able to stand, walk, lift, and carry objects weighing up to 50 pounds. Previous experience in a food and beverage environment is preferred.

Planning & Strategy Specialist supports AI transformation, develops innovation strategies, and analyzes industry trends for Samsung. Requires fluency in English and Korean, 3 years of experience in innovation or SCM, and strong analytical and communication skills.