freelance English-speaking jobs in Bielefeld

Accounts Payable Specialist to manage end-to-end AP processes, ensuring accurate and timely bookkeeping and payment processing.

Develop new natural food color formulations and processing technologies. Conduct R&D, evaluate formulations, and lead projects from initiation to launch. Collaborate with global innovation teams.

As Head of Engineering, you will establish and maintain the Design Assurance System, ensuring all design, development, and certification activities comply with airworthiness regulations. You will lead Engineering, Development, and Certification functions, coordinate external Compliance Verification Engineers, and act as the technical interface to the Head of Airworthiness.

Working Student for Data Science and Natural Language Processing. Develop AI solutions using LLMs, transform data into vector databases, and build RAG systems. Requires a Master's degree in a relevant field, experience with Machine Learning and NLP, and strong Python programming skills.

Maintenance Agent needed to inspect, diagnose, and repair campervans. Must have mechanical and electrical repair experience, a valid driver's license, and fluency in English and German.

Hollister Co. Store Managers lead all aspects of store operations, including team management, customer service, sales, and inventory. They possess 2+ years of retail management experience, strong business acumen, and proven talent development skills.

Develop and maintain a blockchain custody platform using node.js and TypeScript. Design and implement REST APIs, CI/CD pipelines, and secure backend services. Collaborate with a team to enhance existing products and features.

Provides comprehensive administrative support to two Executive Management Team members. Manages calendars, schedules meetings, coordinates travel, and serves as the primary point of contact for communications. Arranges and coordinates meetings, handles sensitive information with discretion, and supports the efficient operation of the executive office.

Full Stack Software Engineer for a dynamic team developing a UWB-based Real-Time Locating System (RTLS). Develop, update, and design APIs within the RTLS ecosystem. Enhance system testing and expand service portfolio using modern technologies.

Senior Accounts Receivable Specialist will manage the end-to-end AR process, including billing, collections, reconciliations, and reporting. Collaborate with internal stakeholders and customers to ensure accuracy and efficiency. Requires 5+ years of experience in accounts receivable or related finance roles, preferably in a SaaS or technology company. Strong knowledge of accounting principles (HGB) and experience with ERP and CRM systems (e.g., DATEV, Salesforce) is essential.

Senior PPC Specialist to lead paid media strategy across display, video, programmatic, and YouTube. Execute and optimize campaigns, develop automation processes, and advise the team on best practices. Requires 5+ years of experience in display, programmatic, video, and YouTube campaigns. Fluent in German and English.

Project Manager Office needed to translate marketing strategies into project plans and manage end-to-end delivery of marketing and content projects. Coordinate internal and external teams, manage timelines, budgets, and resources. Ensure smooth execution of shoots, content initiatives, and campaign rollouts.

Principal Software Engineer will shape technical direction and architecture of core platforms, influencing 60+ engineers. Requires 10-15+ years of software engineering experience, strong architecture background in distributed systems, and proficiency in Python.

Field Clinical Specialist will provide guidance on the use of transcatheter heart valve technology, enabling physicians and staff to reach expert proficiency. This role will travel within an assigned territory, clinically training customers on THV technology. Responsibilities include case management, pre-case planning, post-case management, and clinical education programs.

As Director Sales Excellence – Europe, you will define and lead the Sales Coaching and Enablement strategy for Honeywell Building Automation, elevating sales team performance across the region. You will provide strategic guidance for sales excellence initiatives, optimize sales processes, and drive continuous improvement to achieve sales goals.

SOSi seeks a Contract Service Manager to support a government customer in Wiesbaden, Germany. The CSM will serve as the primary point of contact, manage contract documents, and ensure contract alignment with business needs. Requires a bachelor's degree, 3+ years of contract management experience in Europe, and fluency in English (ILR Level 5).

Senior Kotlin Developer needed to own, develop, and stabilize core backend microservices. Experience with Spring Boot, MongoDB, and performance optimization is required. Strong problem-solving and communication skills are essential. Fluency in German is mandatory.

Renewal Sales Specialist manages the end-to-end renewal process for existing customers, ensuring retention and identifying upsell opportunities.

Live-in Nanny needed for 8 and 4 ½ year old children in Dresden. Duties include daily care, educational activities, and transportation to activities. Must be organized, confident, and a driver.

Supports Key Account Executives for regional and local key accounts. Manages accounts, follows up on leads, negotiates prices, and handles customer inquiries. Requires 3+ years of shipping experience, strong communication skills, and fluency in English and the local language.