freelance English-speaking jobs in Guimarães

RF Engineer needed to develop RF systems and instruments for ground, airborne, and satellite products. Responsibilities include EM simulation, RF instrumentation expertise, and system validation. Requires 1+ year in antenna/RF design and advanced English/Portuguese.

Operations Business Analyst supports site operations through data gathering, analysis, and reporting. This role links production, supply chain, and quality to ensure operational visibility and efficiency. Requires a degree in a related field and strong analytical skills.

Develop and execute integrated marketing strategies to drive revenue and brand awareness for Conrad Algarve. Lead digital marketing, manage communications, and build media relationships to showcase luxury experiences.

The Tooling Expert manages requirements and product life-cycle for software supporting the Terminal Acceptance Process. This role involves translating business needs into technical specs, designing solutions, and managing end-to-end tooling projects.

Recruitment for a First Level Doctorate Researcher for the THERAVERSE project at the University of Aveiro. Candidates must hold a doctorate in Management, Health Sciences, Psychology, or related areas.

Credit Analyst performs loan and collateral administration, middle-office activities, and processes transactions according to procedures. Requires 2-3 years of experience in Credit or Financial Markets and B2+ English fluency.

Spanish-speaking Customer Support Advisor needed to assist hospitality customers via phone, chat, and email. Requires C2 Spanish and high school diploma. Duties include resolving inquiries and managing complaints.

Two Research Fellowships are available for Master's students to conduct research at the intersection of econometrics, macroeconomics, and monetary economics. Candidates need experience in data management, econometric analysis, and R or MATLAB.

Senior Data Center & Cloud Network Engineer needed to design, implement, and maintain secure infrastructure using NSX-T and Cisco ACI. Requires 8+ years in Network Engineering, automation (Terraform, Ansible, Python), and strong security knowledge.

Support ISMS implementation, risk management, and compliance for a major European space client. Requires strong knowledge of ISO/IEC 27001 and risk assessment methodologies.

Senior Network & Cloud Engineer to design and manage network architectures across on-premises, Azure, and hybrid environments. Responsibilities include implementing Zero Trust, managing firewalls, and ensuring secure connectivity. Requires solid experience in Azure Networking and TCP/IP.

Senior Oracle DBA role focusing on performance optimization, resource efficiency, and project delivery across ExaCC, ZFS, and ZDLRA environments. Requires 5-10 years of Oracle experience and strong SQL/PL/SQL skills.

Unit Food Safety Specialist needed for temporary role. Requires strong knowledge of food safety legislation (HACCP), experience managing Food Safety Management Systems, and conducting internal reviews. Focus includes compliance checks, documentation, and promoting food safety culture.

Post Doctoral Research Grant available for the IGNIT project. Requires a recent PhD in Industrial Engineering, Management, or related fields. Focus is on risk communication and community engagement regarding negligent ignitions.

Customer Experts are needed to support small and medium-sized businesses via chat, email, and phone. Candidates require C1 minimum English proficiency and possess empathetic, helpful skills.

Support HR process operations by monitoring, measuring, and improving shared service center procedures. Analyze performance metrics, lead initiatives, and drive service delivery enhancements using data.

Business Project Manager for Securities Services. Develop and optimize end-to-end processes, lead continuous improvement, and standardize SOPs. Requires experience in Project Management and Process Optimization within the financial sector.

HRIS Consultant role requiring fluent French. Responsibilities include data quality, incident resolution, and change management for large-scale HRIS projects. Requires a BAC+5 degree and experience with HRIS tools.

Housekeeping Attendant performs general cleaning duties, including room preparation, cleaning, and restocking amenities. Responsibilities involve following procedures, maintaining standards, and working independently or in a team.

Design and implement innovative Generative and Agentic AI solutions to drive value across engineering, manufacturing, and business operations. Requires expertise in LLMs, RAG, AI agents, and scalable AI integration.