freelance English-speaking jobs in Bielefeld

Senior TypeScript Developer (3+ years experience) to design, develop, and maintain scalable applications for an AI-driven financial services company.

Senior Product Manager will lead product strategies for a new product line, conduct market research, and collaborate with cross-functional teams to define product requirements and ensure successful launches.

Senior Level Designer will design, implement, and polish game levels and missions for both a new title and the live mobile game EMERGENCY HQ. Responsibilities include level execution, gameplay balancing, collaboration with cross-functional teams, mentorship, and staying current on industry trends. Requires 5+ years of experience, Unity Engine proficiency, and strong communication skills.

Administrative Assistant position at the Bank of Communications Frankfurt Branch. Collaborate with a diverse team in the Business Administration Department. Provide administrative support including reception, document management, meeting arrangements, and office management. Fluent Chinese and German required. Bachelor's or Master's degree in a related field preferred.

Postdoctoral researcher to lead theoretical analysis of early warning systems and tipping points in socio-ecological systems. Develop analytical and numerical models of decision-making under uncertainty, learning, and strategic interaction. Collaborate with experimental team at the University of Augsburg.

Postdoctoral Research Scientist to analyze transcriptomics data, particularly spatial transcriptomics and single-cell datasets, in a project investigating cancer therapy and tumor cell biology of renal cell carcinoma.

Pre-Match Trader for esports events. Sets odds, manages pre-match pricing, and drives coverage decisions. Requires 3+ years of esports trading experience, strong analytical skills, and knowledge of esports performance drivers.

Lead engineering team in Berlin, ensuring strategic alignment with Swiss site and Group CTO. Drive continuous improvement in development processes and build engineering talent.

The NATO Integrated Mission Services Centre (NIMSC) seeks industry support to deliver technical, operational, engineering, and service-governance activities for the NATO Security Assistance and Training for Ukraine (NSATU). The Contractor will provide Routing and Switching Level 3 service technical support, infrastructure maintenance, system documentation management, Engineering service reporting, and participation in on-call and operational coordination activities.

Tieto Tech Consulting seeks an SAP FI/CO Consultant to configure, implement, and optimize financial processes within SAP modules. The role involves gathering requirements, designing processes, providing support, and collaborating with customers. Experience in SAP Finance and Controlling, consulting, and S/4HANA is desired. Fluency in German and English is required.

INIKTI seeks a native German speaker to build and grow its renewable energy business in Germany. This role involves market entry, partnership development, business opportunity identification, and local operation foundation.

Experienced SAP SuccessFactors Employee Central Consultant needed to support a global HR systems transformation. You will design, configure, and enhance Employee Central, translating business requirements into scalable solutions. Strong collaboration and communication skills are essential.

Directs and controls physical activities in yard, vessel, and road queue areas. Ensures safety, KPI achievement, and adherence to company policy. Communicates effectively and promotes teamwork. Knowledge of TOS/Zodiac and equipment operations preferred. LMV license and driving experience required.

Technical expert for electroacoustic safety systems. Analyze, test, explain, and improve systems. Support Engineering and Sales teams.

Provides high-level executive support to senior leaders, managing complex diaries, coordinating meetings and travel, and preparing materials.

Provide technical support for laboratory automation and digital software products. Install, configure, and maintain systems, troubleshoot issues, and collaborate with engineers on product improvements.

Experienced HR & Compliance Lead needed for a major data centre project in Germany. Will ensure compliance with German employment legislation, coordinate work permits and immigration processes, and support a multicultural workforce.

Develop and execute commercial strategies to achieve above-market growth. Identify and pursue new product opportunities. Manage sales activities for OEM accounts and collaborate with global teams. Lead and motivate a sales team, driving profitability and financial results.

Project Manager to lead engineering projects in Europe's fusion energy sector. Manages multiple projects, ensuring on-time, on-budget delivery while meeting quality and safety standards. Requires a Bachelor's or Master's degree, 5+ years' experience, and fluency in German and English.

CFO for a private equity-backed international consumer company undergoing transformation. Full ownership of finance, including accounting, controlling, treasury, and performance management. Build and professionalize the finance function in a carve-out environment. Drive value creation and operational performance as a strategic partner to the CEO and investors. Lead and develop an international finance organization. Proven CFO experience in a private equity-backed environment with a strong track record in carve-out, transformation, or build-up situations.