freelance English-speaking jobs in Guimarães

The UPS Commissioning Engineer will perform on-site services including commissioning and technical support for UPS products, installation supervision and troubleshooting, and resolving customer issues. The role requires a thorough understanding of UPS principles and knowledge of electricity. The position involves extensive international travel (70%) within Europe.

From Mur&Partners we are looking for a Field Service Manager reporting directly to Management, the mission of this role will be to lead and coordinate the company's technical field operations in Portugal, ensuring the correct planning, execution and supervision of installation, repair and maintenance activities for technical equipment, including refrigeration systems.

Leads and drives high-impact digital transformation and AI initiatives across multiple business domains. Serves as a strategic bridge between executive stakeholders, business units, and technology teams. Identifies and shapes new initiatives in cross-functional environments.

Leads Sword's Security Operations Center, defining its operating model, SIEM architecture, and incident response capability. Drives an AI- and automation-first transformation of security operations, including SOAR playbooks, LLM-assisted triage, and ML-driven detection. Leads the SOC/CSIRT team, owns SIEM end-to-end, and runs high-severity incident response. Influences security architecture decisions across the company and establishes incident response playbooks and tabletop exercises.

Social Media & Influencer Marketing Specialist to develop and implement organic social strategies, manage content creation, and oversee influencer campaigns. Requires 3+ years of experience in social media and influencer marketing at a consumer brand, proven track record of channel growth, and strong understanding of social media performance metrics.

Assistant Buyer will collaborate with designers, buyers, and merchandisers to develop new collections for global markets. Responsibilities include analyzing trends, assisting with product development, and managing the product lifecycle.

Product Manager to drive platform growth by defining roadmaps, optimizing user experience, and managing the product lifecycle. Requires 3+ years of experience in online businesses, strong analytical skills, and fluency in Portuguese and English.

Data Engineer to design, build, and maintain scalable data pipelines using Snowflake, dbt, and AWS services. Requires strong SQL, Python, and dimensional modeling skills.

Provide customer service support via phone, email, and chat to European clients for a global automotive brand. Must be fluent in Dutch and have intermediate English skills.

Senior AI Engineer to design, develop, and scale production-grade AI systems. Lead complex AI projects, build secure generative AI solutions, and mentor junior engineers. Strong backend engineering, AI, and cloud experience required.

Senior Solutions Engineer partners with go-to-market and internal teams to drive customer success. This role involves working with Account Executives to support prospective clients evaluating Deel's platform and product offerings. Responsibilities include consulting with customers, translating requirements into solution designs, and advocating for prospect needs. Minimum of 4 years of experience as a Solutions Engineer or equivalent customer-facing technical role is required.

Seasonal Sales Associate needed to deliver exceptional customer service, drive sales, and support daily store operations. Must be energetic, motivated, and available to work a flexible schedule including holidays, nights, and weekends.

Global Procurement Specialist for Nacelle Structures, responsible for commodity strategy development, supplier account management, and stakeholder engagement.

Support the HR team in recruitment processes, from job posting to onboarding. Screen resumes, conduct phone screenings, schedule interviews, and maintain recruitment information.

Supports clients throughout the VAT and IPT registration process, ensuring a smooth transition from Sales to Compliance. Collaborates with Sales, Compliance Services, and Customer Success teams to obtain client information, prepare documentation, and ensure timely registration submissions. Monitors and updates systems, clients, and relevant revenue authorities throughout the registration process. Liaises with colleagues, tax authorities, and agents to resolve registration-related queries. Tracks individual country registration processes and assists with maintaining Country Registration Manuals and support document templates.

Technology Graduate Programme combines 8 weeks of training with on-the-job experience in areas such as software development, architecture, DevOps, and data science. Successful candidates will have a degree in a relevant field and knowledge of programming languages like Java, C, C++, HTML, CSS, JavaScript, Python, or SQL.

Sales Manager will develop and implement sales plans for South Europe, increasing sales and customer satisfaction. Responsibilities include prospecting, developing relationships with hospitals and customers, providing product training, and securing orders. Requires 5+ years of proven track record in medical imaging sales with SPECT, SPECT/CT, and/or PET/CT expertise.

Accenture seeks an Analytics Engineer to design, develop, and maintain analytical data models. This role requires strong SQL and Python skills, experience with data modeling and transformations, and a solid understanding of ELT processes.

As Assistant Maintenance Manager, you will support the Maintenance Manager in ensuring smooth hotel operations, maintaining high standards of comfort, safety, and luxury. You will assist in planning and supervising daily maintenance, support preventive and corrective maintenance, and monitor building systems.

TeamViewer seeks a Sales Representative to establish and expand business relationships with Dutch customers. Responsibilities include identifying sales opportunities, negotiating contracts, and collaborating with other departments. Fluency in English and Dutch is required, along with sales experience and strong communication skills.