freelance English-speaking jobs in Viana do Castelo District

Infrastructure Operations Engineer needed for hybrid role in Lisbon. Requires 2+ years of experience in infrastructure operations, IT infrastructure management, and operational service oversight. Must have experience with observability, monitoring, and performance analysis tools, DevOps ecosystems, and fluency in French and English.

French-speaking Customer Success Advisors provide support to users of digital finance products. Responsibilities include resolving billing and technical issues, ensuring security and compliance, and collaborating with an international team.

Night Auditor needed for a new 16-villa resort in Comporta, opening in Q2 2026. Responsibilities include end-of-day financial procedures, guest support during the night shift, and maintaining brand standards. Previous hospitality experience, strong analytical skills, and fluency in English and Portuguese are required.

Content Moderator for e-commerce platform. Reviews content for compliance with policies, legal standards, and safety guidelines. Requires fluency in Czech and English, strong moderation skills, and ability to work in a 24/7 shift rotation.

Senior Lead Cost Manager to join the Data Centre team in Lisbon. Responsibilities include cost management liaison, pre and post-contract duties, feasibility studies, tendering, cost planning, and reporting. Requires a degree in Quantity Surveying, Engineering, Construction Management, or related field, plus 7+ years of experience leading cost management on medium to large Data Centre projects. Solid exposure to MEP and CSA packages is required. Proficiency in Portuguese and English is essential.

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.

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.

Senior HTML/Markup Developer to join a development team in Lisbon. Develop efficient, fast, and adaptive layouts of interfaces. Collaborate with developers and web designers. Requires 5+ years of experience as an HTML coder with excellent knowledge of HTML and CSS.

Full-stack engineer to design, develop, and maintain Riskified's Control center app. Responsibilities include architecture development, production system management, and collaboration with other teams. Requires 3+ years of full-stack coding experience, Node.js proficiency, and strong CI/CD knowledge.

Technical Leader will define, design, and implement complex IT solutions, ensuring functional and technical consistency. Responsibilities include leading technical design, participating in Proofs of Concept, and ensuring compliance with quality and security standards. The role requires 7+ years of experience in demanding IT environments with expertise in Java, Spring, API design, and Agile methodologies.

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 with German headquarters and external partners. Proven experience in the wind energy sector, ideally in operational service business. Fluent in Portuguese and English. Strong hands-on mentality and willingness to take responsibility.

Provide technical support via phone and email to Nox Medical customers using diagnostic hardware and software. Resolve technical issues, communicate product performance information, and collaborate with teams to elevate complex support cases.

Develops and maintains corporate systems using the webMethods platform, integrating applications, APIs, and databases. Creates integration flows, services, and automations to ensure efficient information exchange. Monitors, supports, and optimizes integrations.

Software Engineer to contribute to global-scale IT projects shaping the future of logistics. Develop Java (Spring) backends, Angular frontends, RESTful APIs, and modular software architectures. Collaborate with architects, stakeholders, and other IT groups.

Act as a VAT and indirect tax subject-matter expert within a multinational group tax function. Assess and handle complex indirect tax issues, provide advisory support, and ensure correct tax treatment in ERP systems. Contribute to tax policy development and compliance processes.

We are seeking a .NET Developer with 5+ years of experience in C# and the Microsoft ecosystem. Must have in-depth knowledge of Kafka and experience with event-driven architectures, microservices, and RESTful APIs. Strong database skills (PostgreSQL and MongoDB) and understanding of object-oriented programming are required. Fluency in Portuguese and English is essential.

Define, set up, and maintain hardware test benches using Vector Informatik technology. Perform fault analysis, calibration, and optimization of test benches. Develop test adapters for eBike components.

Cybersecurity Project Manager needed with Bachelor's degree in IT, Computer Engineering, or related field and 5+ years of experience in Cybersecurity Project Management. Strong knowledge of IAM, vulnerabilities, risk management, information security, and cloud security required.

Customer Support Specialists provide assistance to international customers via email, chat, and phone. Responsibilities include resolving inquiries, maintaining accurate records, and adhering to company standards. Fluency in Dutch and English is required, along with at least 6 months of experience in customer service, sales support, or a contact center.

Leads the implementation of security controls across all organizational environments, driving security best practices and ensuring secure data management. Manages the Security Operations Centre, performs security assessments, and leads threat and vulnerability management. Requires a Bachelor's degree and 5+ years of experience in cloud security with hands-on experience in M365/Azure/AWS.