freelance English-speaking jobs in Valongo

Housekeeper responsible for cleaning and servicing assigned rooms and common areas according to established standards and procedures. Duties include making beds, dusting, vacuuming, cleaning bathrooms, and replenishing amenities. Must have at least 6 months of experience in a similar role and be fluent in the local language.

Mechanical Design Engineer will design and own mechanical components and assemblies for a robot, managing CAD, BOMs, and supplier relationships. This hands-on role involves assembly, field deployments, and collaboration with software and embedded systems teams.

Winthrop Technologies seeks a CSA Supervisor for a major data center project in Sines, Portugal. The successful candidate will supervise the coordination of Civil, Structural, and Architectural work packages, manage site safety and quality, and oversee project scheduling and subcontractor activities.

The Instituto Superior Técnico seeks an Associate Professor to conduct research, secure funding, teach at various levels, and participate in university representation and knowledge transfer. Applicants must have a PhD in Engineering or a related field, a strong publication record, experience securing grants, and excellent communication and leadership skills.

Industrializes new products within defined cost, timing, and quality parameters. Promotes process improvement for safety, quality, and productivity gains. Designs layouts, processes, and work methods, determining manufacturing times and production objectives. Collaborates with suppliers and all areas for continuous improvement.

Native Czech speaker with strong English skills needed to review online content for compliance with platform policies. Responsibilities include identifying violations such as hate speech and ensuring pages meet advertising and policy standards.

Drive the technical development and lifecycle management of solar thermal and hydraulic products. Translate system-level R&D requirements into technical specifications. Manage the technical qualification of international OEM suppliers. Plan, coordinate, and execute laboratory testing and product validation.

As a Data Scientist, you will design and develop data products, focusing on company-wide reporting and process optimization using process mining tools. You will lead data-driven projects, build data models in SAP Datasphere, and create analytical dashboards in SAP Analytics Cloud.

IoT Systems Engineer to lead development and improvement of FOSSA IoT devices and ecosystem. Manage multidisciplinary team, ensure technical coherence, and oversee customer support.

Junior IT Business Analyst to support a long-term energy sector project. Analyze business needs, process improvements, and technology solutions. Bachelor's or Master's degree in a relevant field and previous experience in areas such as Operations, Business Analysis, or Data Analysis required.

People Experience & Communications Specialist will manage employee experience initiatives, employer branding, and internal communications. Responsibilities include planning events, gathering feedback, creating content, and supporting talent acquisition. Requires a Bachelor's degree, 2+ years of experience, and strong communication and organizational skills.

Support the opening and updating of supplier accounts, ensuring financial information accuracy and validating bank data. Collaborate with managers and requesters, document process improvements, and analyze account processes during incidents.

Lead Salesforce-based digital transformation initiatives for prominent Portuguese brands. Expertise in Salesforce Marketing Cloud, Data Cloud, and AI required. Manage projects, stakeholders, and internal teams. Proven track record of successful Martech implementations.

Provides tax guidance to business areas and cross-functional teams on national and international tax strategies. Manages tax returns and reports, assesses the impact of regulations, and coordinates Transfer Pricing Policies.

Mechanical Project Engineer to manage and coordinate HVAC installation works on a major data center project in Portugal. Requires 3+ years' experience in HVAC, mechanical services or MEP project delivery, strong knowledge of HVAC systems, and proficiency in AutoCAD.

Senior Consultant will support the firm's commitment to quality, integrity and compliance. Responsibilities include providing guidance on client acceptance, continuance and independence procedures, reviewing risk management and compliance systems, and designing testing procedures.

Provide Dutch-speaking social media support via chat, email, and phone. Resolve account issues, guide users on platform features, and document interactions.

Provide French-language customer support for Bouygues Telecom via various channels, including subscription and billing assistance, technical troubleshooting, and customer care. Must be a native or C2 level French speaker residing in the Porto area and available for rotating shifts between Monday and Saturday.

Provide exceptional customer service and support through email, chat, and social media. Understand client needs and offer appropriate products or services. Collaborate with team members to resolve issues. Utilize CRM software and maintain accurate records.

Customer Success Advisor providing multi-channel support (phone, email, live chat) to users of a leading tech platform. Must be fluent in Italian and English (minimum B2 level).