freelance English-speaking jobs in Maia

Support the accurate preparation and filing of Insurance Premium Tax returns for a portfolio of clients. Validate client data, assist in confirming tax amounts, and help create accurate tax returns. Build positive relationships with clients and internal teams.

Senior HRIS Analyst will configure and optimize Workday, partnering with stakeholders to drive process improvements and support the employee lifecycle. Responsibilities include designing, implementing, and testing Workday updates, integrations, and new modules.

As a Talent Acquisition Specialist – IT & Data, you will own end-to-end recruitment processes for IT, Data, and Digital roles across international markets. You will source, assess, and close talent using LinkedIn Recruiter, Boolean search, and networking.

Leads and manages the group accounting function, ensuring accurate financial reporting across Portugal, UK, and USA entities. Oversees accounting operations, implements internal controls, and prepares consolidated financial statements.

Cash Collection Junior Specialist - French Speaker will manage customer accounts, ensuring clean sales ledger balances and maximizing on-time payments. Responsibilities include resolving customer queries, notifying markets of uncollectable debt risks, and analyzing KPIs.

Infrastructure Project Manager needed with a Bachelor's degree in IT or related field and 3+ years of experience delivering infrastructure projects. Strong knowledge of System Administration, Databases, Networks, Information Security, and Cloud is required. Experience with Agile and Waterfall methodologies, budget management, and risk mitigation is also necessary. PMP certification is a plus.

Application Support Analyst will ensure application stability and availability through monitoring, incident management, and troubleshooting. Responsibilities include collaborating with development teams, implementing upgrades, and using observability tools to detect and resolve issues. Experience with application platforms, cloud and container environments, CI/CD pipelines, and configuration management tools is required.

Lead Outsystems Developer needed for a Lisbon-based project (remote). Requires 5+ years Outsystems experience (O11 and ODC), 3+ years as a Tech Lead, and OutSystems certifications are a plus.

Junior Customer Support Advisor needed to manage guest inquiries, requests, and issue resolution for a luxury rental company. Must have +2 years experience in hospitality, customer service, or related field and be fluent in English.

Provide technical and data-related support to French-speaking customers via phone, email, and chat. Investigate issues, offer solutions, and collaborate with teams to improve service quality. Fluent French and basic SQL knowledge required.

The Global Vision Assembly Portugal 2026 is a fully funded international policy and leadership program for young changemakers. Participants will discuss strategies to advance the UN Agenda 2025, policy innovation, and European Youth Policy priorities.

Percona seeks a remote Backend Software Engineer to contribute to the development of Percona Monitoring and Management (PMM), an open-source platform for monitoring and managing databases. Responsibilities include developing scalable applications, participating in code reviews, and identifying opportunities to improve engineering productivity. Qualifications include 3+ years of backend development experience (GO, Python/Java/C#/C++), experience with MongoDB, MySQL, PostgreSQL, or Redis/Valkey, and fluency in English.

Senior Machine Learning Engineer will design, develop, and maintain scalable data pipelines and ML infrastructure. Responsibilities include leading the development and deployment of machine learning services and APIs, ensuring smooth operation of ML projects, and collaborating with cross-functional teams. Requires a degree in Computer Engineering, IT, or similar field and 5+ years of experience as a Backend Engineer and/or Machine Learning Engineer.

Designs and delivers Tableau dashboards, translating business requirements into actionable insights. Builds interactive dashboards with strong UI/UX and usability. Optimizes performance through efficient SQL, data preparation, and collaboration with data engineering teams.

Provides support for Stryker products, including robotic surgery with MAKO, to clinical customers. Responsibilities include training, product demonstrations, and managing inventory. Requires fluency in Portuguese, Spanish, and English.

Mechanical Engineer needed for a project in Portugal. Design and manage complex mechanical systems, collaborate with electrical teams, and ensure compliance with safety standards.

Bilingual (English and Dutch) Language Specialist needed for a full-time remote contract role. Responsibilities include data import/export, webpage content extraction, and ensuring accurate and consistent results. Must have at least two years of undergraduate education and excellent communication, time management, and technical skills.

Brand & Market Engagement Manager for the Netherlands website. Responsibilities include influencer and affiliate recruitment, brand strategy implementation, content localization, and traffic generation. Native Dutch fluency required.

Supply Chain Assistant to manage raw materials and packaging stock, follow up purchase orders, monitor forecasts, and prepare reports. Requires 1+ year of experience in supply chain, purchasing, or stock management. SAP experience is beneficial.

Digital Marketing Optimization Specialist needed to build and optimize Google Ads campaigns for global online platform clients. Requires fluency in Dutch or German plus B2 English and 1+ year of Google Ads experience.