freelance English-speaking jobs in Castelo Branco

German-speaking Customer Service Advisors provide phone, email, and chat support to customers. Fluency in German and English is required.

AI Specialist needed for a hybrid project in Lisbon. Requires 3+ years of experience with Python, AI Modeling, Machine Learning, Deep Learning, and AWS. Familiarity with DevOps/MLOps tools and French (B2) is also required.

Performance Management Expert needed to design and own a continuous performance management system for a 38-person team. The system will utilize data from various sources, automate grading across three axes (results, skills and AI leverage, teamwork), and provide individual and team dashboards.

Designs, builds, and operates AI solutions, including LLM-enabled workflows, RAG, and agent-based systems, integrated into enterprise applications and platforms.

Clinical Development Manager will drive the Medical Affairs Clinical Development (MACD) Program globally, identifying training needs, developing courses, and building relationships with partners. Requires an advanced degree in Clinical Medical Physics, 3-5+ years clinical radiotherapy experience, and strong Eclipse, clinical delivery, and education backgrounds.

Provide Dutch and English customer support via phone and email for a leading online marketplace. Assist with orders, deliveries, payments, returns, and product information. Troubleshoot issues and escalate complex cases.

Financial Controller for a renowned bank, responsible for performing quarterly closing controls and ad hoc assignments across EMEA branches and entities.

DevOps Engineer to manage, evolve, and optimize cloud and SaaS environments, including Azure, GCP, CloudAMQP, MongoDB Atlas, Kubernetes, and on-premises services. Design, implement, and maintain CI/CD pipelines and GitOps practices. Administer and enhance the GitLab platform. Ensure system high availability, scalability, and performance. Collaborate with development teams to improve deployment, testing, and observability. Implement and maintain security best practices. Monitor systems, applications, and pipelines. Document architectures, processes, and operational procedures. Support the definition and evolution of the platform's technical architecture.

Provides turnkey support to Hoist Network customers on multiple platforms and services. Resolves technical issues via phone, email, tickets, and remote troubleshooting. Analyzes data to identify root causes and implements solutions. Must have excellent customer service and communication skills, as well as a basic technical background in TCP/IP and networks. Fluency in English and French is required.

Data Analyst needed with strong Alteryx Designer experience. Must have experience designing, developing, and maintaining Alteryx workflows, as well as proficiency in Power BI and SQL. Solid understanding of data preparation, transformation, and quality principles is required. Fluency in English is essential.

Lead the development and building of software applications addressing complex business and technology problems. Guide a diverse engineering team through the entire engineering life cycle, designing, developing, optimizing, and deploying software engineering solutions. Translate business problems into technical roadmaps and shape product direction, operating model implications, and change management approaches.

Provide German-speaking customer support via phone, email, and chat. Resolve inquiries, complaints, and service issues while adhering to SLAs and documentation standards.

Designs, builds, and fine-tunes AI/ML and GenAI models for automation workflows. Develops agentic AI components for telecom environments. Integrates AI models into closed-loop automation pipelines and orchestrates event-driven actions. Builds and operates MLOps pipelines for model deployment, monitoring, and retraining.

Engineer will collaborate with aerodynamic and aircraft performance teams to optimize aircraft configurations. Develop flight mechanics models, simulations, and tools for handling qualities. Support flight test campaigns and provide flight dynamic data for certification.

Support installation and programming of 2D/3D vision system equipment in production. Assist with new manufacturing process development and quality documentation. Collaborate on production layout and support maintenance management tools. Bachelor's Degree in Electronics/Electrical Engineering or related field required.

Website Management Trainee will become an Infineon CMS expert, edit and improve the Infineon web presence. Collaborate with digital teams on website management, updates, and enhancements. Participate in project tasks to drive innovation and improvements to online platforms. Assist with troubleshooting website issues and implementing solutions.

Core Network Engineer (Mid-Level) will design, implement, and support Core Network solutions, including Packet Core and IMS environments. Responsibilities include technical documentation, testing, troubleshooting, and collaboration with project teams and customers. Requires 4+ years of experience in Core Network engineering with hands-on experience in design, deployment, integration, and software upgrades.

Electrical Engineer will implement and manage electrical and firmware-related product changes, ensuring accuracy and manufacturability. Responsibilities include collaborating with engineering teams, reviewing designs, managing data release, generating electrical harness models, and supporting production. Requires a Master's degree in Electrical Engineering and 3-5+ years of experience in product management related to firmware, PCB, or wiring for manufacturing environments.

Provides support for Mobile Training Team by planning and coordinating training iterations. Ensures business continuity for the TOPFAS Section. Liaises with instructors, customers, and technical teams to ensure smooth course execution. Conducts surveys to ensure training aligns with quality standards. Prepares training environments and coordinates logistics.

Develop and maintain ADOC application, processing 6 million digital pages annually. Support application functionality, resolve incidents, and improve workflows. Requires Kofax TotalAgility & INSIGHT knowledge (certification preferred), French and English proficiency.