freelance English-speaking jobs in Guimarães

Polish-speaking Customer Care Specialist needed for inbound support team in Porto. Handle customer contacts via phone, email, and chat, providing information and resolving queries in Polish and English. Must be adaptable to a rotating schedule. Previous customer service experience is a plus.

Experienced CRM Manager needed to define and execute CRM strategy for the Romanian iGaming market. Own the full player lifecycle, plan and optimize campaigns, and analyze performance.

Business Development Analyst to support the identification, evaluation, and execution of new hotel management and franchise opportunities. Responsibilities include market studies, financial modeling, contract preparation, and deal tracking. Requires a degree in a related field, 2-4 years of experience, and strong analytical and communication skills.

Provides Level 1 & 2 LMS support, assists with Level 3 oversight, and conducts non-regression testing. Facilitates user training and reports activities to improve support processes. Expertise in a major LMS tool, especially Cornerstone On Demand, is preferred.

The University of Coimbra seeks a doctoral candidate to investigate the effect of transcriptional modulation on cellular senescence in Alzheimer's disease.

As a Service Manager, you will ensure the reliability and performance of core platforms and applications. You will oversee service management processes, drive root cause analysis, and manage internal IT operations. You will define, track, and report on service health metrics and partner with engineering and product teams to improve service reliability and scalability.

Software Engineer to design, develop, and maintain software solutions using Node.Js, Nest.Js, React.Js, and Kafka. Implement AI-based capabilities and collaborate with product, data, and UX teams. Bachelor's degree in Computer Science or related field and 4+ years of experience required.

Sea Colors Expeditions seeks a Snorkel Guide to lead excursions, provide marine life education, and ensure safety and sustainability. Requires strong swimming, snorkeling, and boating skills, knowledge of marine life, and excellent communication. Fluency in English is required.

Provide customer support via phone, email, live chat, and online platforms in French and English. Resolve inquiries related to services, accounts, bookings, products, and digital platforms.

Accountant to support BPP entity and S&CC with SAP ERP. Responsibilities include posting invoices, processing expense claims, and executing local reporting. Requires SAP FI expertise and an accounting degree.

Data Manager will lead a team of Data Stewards, ensuring data quality and governance for an e-procurement platform. Responsibilities include data validation, process optimization, and collaborating with design and business teams. Must have experience in data management, ETL processes, and data validation. Fluency in French and English is required.

Junior Sales Representatives will connect with potential clients through outbound calls, identify business needs, and build relationships. Previous sales experience, particularly in cold calling, is required. Fluency in English (C1 level) is essential.

Centrii seeks a Network Engineer to deploy secure OT network infrastructure in energy sector environments. This hands-on role involves installing, configuring, and validating networking equipment at operational energy sites. Experience deploying and supporting enterprise or OT networks, along with familiarity with Fortinet, Cisco, Palo Alto, or similar platforms, is required. Extensive travel to project sites across the UK, EU, and United States is necessary.

Lead a global team of 20 in Number Operations, ensuring world-class support for number-related customer requests. Build and maintain relationships with carrier partners, manage escalations, and collaborate with Product on UX improvements and process automation.

QA Automation Tester needed to design, develop, and maintain automated tests (UI, API, integration, component, unit). Experience with Playwright, Cucumber, JUnit, TestNG, Xray, Jira, TypeScript/JavaScript, and Java required. Strong knowledge of API and integration testing, E2E testing, and ISTQB principles is essential. Minimum 2 years of professional experience in automation testing. Must be located in Lisbon or surrounding area.

Home Care Physician providing on-site diagnosis, treatment, and prescription management for international patients in Lisbon. Requires medical degree recognized in Portugal, active license, fluency in English and Portuguese, and at least 2 years of clinical experience.

Global Rewards Senior Analyst will manage end-to-end administration of global Long-Term Incentive (LTI) plans and act as the operational lead for annual salary review and bonus cycles.

Technical Support Engineer will investigate and resolve technical issues, perform root cause analysis, and collaborate with internal and external teams. Responsibilities include responding to support requests, documenting incidents, and maintaining knowledge base content. Requires 2+ years of experience in technical support, excellent English communication skills, and knowledge of ITIL processes and Azure administration.

Associate will structure legal documents within iCapital's software, operate technical systems, and identify applicable questions in legal documents for investor types. The role requires 2-6 years of legal experience drafting, researching, and comprehending complex legal documents and a Bachelor's degree.

Designs, implements, and maintains scalable data pipelines and transformations on Azure Databricks and Synapse. Develops reusable data products, integrates structured and unstructured data from various sources, and ensures data quality and compliance.