freelance English-speaking jobs in Valongo

The Associate, Payroll executes and validates payroll processes, ensuring accuracy and compliance. Analyzes payroll programs, identifies issues, and coordinates with stakeholders. Requires 3-5 years of experience, strong attention to detail, and proficiency in Microsoft Office. Fluency in Portuguese (C2) and English (B2) is required.

The Head of European Finance Operations will lead a team, manage end-to-end Record to Report processes, and oversee a centralized service delivery model. This role requires 8-10 years of Record to Report experience, leadership responsibilities, and proficiency with ERP systems.

KCS IT seeks a Java Backend Developer with 4+ years of experience. Requires strong Java (8+), Spring/Spring Boot, and relational/non-relational database knowledge. Experience with RESTful APIs, version control (Git), and CI/CD tools is essential. Fluent English is required.

Fullstack Developer with 5-6 years of experience sought for Angular (80%) and .NET development. Must have strong front-end architecture knowledge, problem-solving skills, and English proficiency (B2+). Hybrid work model in Lisbon (2 days/week in office) required.

Lead AI and automation initiatives, designing, building, and deploying AI agents using LLM frameworks to automate complex business processes. Expert in n8n, Microsoft Power Platform, API integrations, and AI strategy development. Collaborate with teams to translate business requirements into automated solutions and champion AI adoption across the organization.

Lead Data Engineer will design, build, and manage the enterprise data platform, ensuring high-quality, secure, and performant data products. Lead a team of data engineers, set technical standards, and drive operational excellence.

Provides administrative support to the Primary School, ensuring smooth daily operations. Manages student data, coordinates events, and serves as the first point of contact for families and visitors. Requires proficiency in English and Portuguese.

Lead and grow a team of Inside Sales Representatives (ISR Level 1 & Level 2) responsible for remote selling across Europe. Coach execution, drive performance across pipeline, ARR/NRR, conversions, and meetings.

Application Production Infrastructure and Network Consultant will design, implement, and support application solutions across Non-Production and Production environments. Responsibilities include technical design, security, network design, and support operations.

Avincis seeks a B1.3 licensed Maintenance Technician for aircraft and component upkeep. Must comply with aeronautical training, safety, and security regulations. EC135 Type Rate is valuable.

Supports quotations, customer enquiries, project coordination, and digital operations for a growing environmental engineering group. Prepares quotations, tracks customer communication, and assists with technical sales support. Requires fluency in Portuguese and English, strong Excel skills, and attention to detail.

Software Engineer to develop and maintain applications using Java. Experience with backend applications, relational databases, REST APIs, and version control is required.

Senior Java Developer needed for a hybrid project. Responsibilities include translating storyboards into functional applications, designing and maintaining code, and collaborating with the Product Owner. Requires a Bachelor's degree, 5+ years of Java development experience, expertise in Spring Boot, AWS, and Microservices architecture. Strong knowledge of Docker, Kubernetes, and Agile/Scrum methodologies is also required.

Forward Deployed / Solutions Engineer will translate customer use cases into production-ready AI video automation workflows. Responsibilities include building, deploying, and debugging production systems, writing code, designing prompts, and optimizing AI-driven video pipelines. Requires hands-on experience with AI workflows, prompt engineering, and video content quality.

HCLTech seeks a Technical Project Manager to lead complex technology initiatives. The ideal candidate will have 8+ years of experience managing complex projects, leading cross-functional teams, and possess a technical background.

Senior SAP Consultant needed for a hybrid project in Porto. Strong experience in SAP HR (HCM), SAP FI (GL, AP, AR, AA), and ABAP development required. Proven ability to troubleshoot complex incidents and support critical business processes.

Experienced Endpoint Management Engineer needed to manage and optimize the full lifecycle of enterprise devices in a Windows environment. Responsibilities include managing Intune, Autopilot, and GPO coexistence strategies.

Provides operational enablement and support to Germany, Switzerland, Poland, and Portugal within Health & Benefits Europe. Partners with Country Leaders and local operations representatives to strengthen operational capability, consistency, and maturity. Drives process improvement, operational excellence, and automation initiatives. Ensures technology adoption and strategic platform implementation. Champions data quality, regulatory compliance, and risk management. Upholds H&B Excellence standards and promotes a culture of operational discipline.

UX/UI Designer to create intuitive and visually compelling user experiences for AI-driven products. Collaborate with cross-functional teams to shape product vision and execute design solutions. Minimum 2 years of experience in UX/UI design with research, design, and validation skills. Strong knowledge of Figma and proven track record of creating delightful UI designs for web applications.

This Senior Product Manager role focuses on the merchant experience for WalletConnect Pay, a platform enabling crypto and stablecoin payments. You will own merchant-facing surfaces, integrations, onboarding, and settlement processes. Responsibilities include designing merchant dashboards, defining onboarding journeys, and building tools for payment visibility and trust. You will also work with partners to define integration patterns and drive the merchant success funnel.