freelance English-speaking jobs in Guimarães

Sectra seeks recent technology graduates to join its Customer Operations department as a system engineer. Responsibilities include installing, configuring, and supporting Sectra solutions, communicating with customers, and resolving technical issues. Must have a master's, bachelor's, or equivalent degree in biomedical engineering, IT, or a related field and fluency in English.

Site Quality Manager will implement the Site Quality Plan, lead the Site Quality Management Team, and ensure compliance with contractual quality requirements. The role involves supervising QAQC activities, managing Subcontractor quality, and monitoring the Site Quality Management System. Requires a Technical Diploma or Bachelor's Engineering degree, 5 years of site construction experience, and proficiency in Spanish, English, and Portuguese.

Manage, implement, and optimize HubSpot and Salesforce platforms for marketing automation, CRM processes, and sales operations. Responsibilities include system configuration, data management, pipeline enhancement, and integration with third-party applications.

Join the Veeam Quality Assurance team in Lisbon and work on Veeam products. Responsibilities include analyzing software requirements, manually testing products, and communicating with the product development process.

Senior Marketing Manager will develop and execute integrated B2B campaigns, manage product positioning and messaging, and create thought leadership content. Requires 5-8 years of B2B marketing experience, strong content creation skills, and the ability to translate complex topics into commercially impactful initiatives.

Junior Designer to join the Apparel design team in Porto. Develop future collections for physical and online stores.

Talent Acquisition Specialist will create a candidate experience, post job advertisements, screen candidates, conduct interviews, and manage open positions. Requires 2+ years of recruitment experience, knowledge of employee assessment, and strong communication skills.

Frontend Engineer needed to build high-performance UIs featuring virtualized grids, real-time status views, and complex financial workflows. Will architect and develop the Backend for Frontend (BFF) layer using Node.js/TypeScript. Collaborate with backend teams and designers to define API contracts and ensure usability.

Lead and mentor a team of developers, defining and driving Angular application architecture. Ensure scalability, maintainability, and adherence to coding standards. Strong Angular (19+), JavaScript, TypeScript, and communication skills required.

Production Engineer to optimize manufacturing processes, ensure product quality, and improve efficiency. Collaborates with departments to enhance production methods, troubleshoot issues, and implement cost-saving initiatives.

Design and build scalable backend systems for AI orchestration workflows, including prompt management, tool calling, and multi-agent reasoning flows. Integrate with LLM providers and implement RAG pipelines. Lead technical design discussions and mentor other engineers.

Business Consultant to support top-tier clients delivering eCommerce projects across digital channels. Requires 4-7 years of experience in eCommerce, hands-on Salesforce Commerce Cloud experience, and digital expertise in FMCG/CPG, Retail, or Automotive.

Talent Acquisition Manager will source, attract, and manage the recruitment process for IT professionals. Requires a degree in a related field, two years of recruiting experience, fluency in English, and strong communication and organizational skills.

Provide customer support to Dutch-speaking clients via phone, email, and chat. Troubleshoot issues, offer product and service information, and collaborate with the team to ensure customer satisfaction. Fluency in Dutch and English required.

Senior Backend Software Engineer will develop, test, and scale microservices written in Ruby to handle high-volume requests. Responsibilities include building scalable microservices, measuring and monitoring system performance, and using experimentation and data analysis to add product features.

As an ASO Specialist, you will own and evolve app store strategy across multiple titles, driving organic growth and discoverability. You will develop keyword strategies, metadata frameworks, and store positioning, ensuring alignment between UA campaigns, store presence, and in-game experiences. You will build and scale a robust experimentation framework, leverage AI-driven tools, and partner with cross-functional teams to maximize conversion and long-term player value.

Full-stack software developer needed to design, develop, and maintain software solutions using Node.js, Nest.js, and React.js. Experience with AI tools and services, Kafka, and Postgres is required. Collaborate with product, data, and UX teams to translate business needs into production-ready solutions.

Data Analyst with 4-6 years of experience needed for a GCP-focused project team. Responsibilities include analyzing, transforming, and interpreting complex datasets, collaborating with stakeholders, designing and maintaining data models and datasets using GCP tools, and developing dashboards and reports. Strong SQL, Python, and BigQuery skills are required.

Operational leadership and management of the Portugal Hub in Porto. Hands-on coordination of day-to-day operations with a focus on practical execution. Leadership of local office and field teams, including MCE and rotor blade service teams. Coordination of external advisors and partners. Management of external service providers. Proven experience in the wind energy sector, ideally in operational service business. Operational leadership, site management, or a comparable management role. Fluent in Portuguese and English. Strong hands-on mentality and willingness to take responsibility. Pragmatic, solution-oriented, and able to make decisions in a fast-moving environment.

As a Sales Associate, you will provide exceptional client experiences, achieve sales targets, and develop your client portfolio. You will also participate in daily boutique operations, including inventory, visual merchandising, and client events.