freelance English-speaking jobs in Valongo

Java Developer needed for scalable backend applications using Spring Boot. Experience with Hibernate, REST APIs, SQL databases, and CI/CD tools required.

Deployment Support Engineer will lead MES and application environment deployments, ensuring secure, efficient, and scalable installations. Responsibilities include installation, configuration, troubleshooting, and optimization of MES setups, as well as managing environment governance and access.

BrainRocket seeks an Access Administrator to manage user access to company systems and data, ensuring security and compliance. Responsibilities include managing user accounts, conducting audits, implementing access control policies, monitoring access activities, and responding to incidents.

Energy Systems Engineer to participate in and lead international R&D projects focused on Energy Markets and Storage. Responsibilities include project implementation, writing specifications, overseeing demonstrators, and developing solutions for EDP's Energy Management Platform.

Lead the transition from no-code to Claude Code-powered AI agent architecture for GTM systems. Design and build AI-powered systems, including signal detection, enrichment, campaign orchestration, and response handling. Lead and scale a distributed engineering team, establish best practices, and mentor engineers. Drive the shift to code-first AI systems, evaluate emerging AI tools, and prototype new automation opportunities.

Application Support Technician to provide corrective and preventive maintenance for the Group's applications. First-line support for both FrontOffice and BackOffice applications. Develop custom reports and listings for Consumer Finance and Banking.

The Concierge, under the supervision of the Head Concierge, defines, develops, and implements destination experiences for customers, providing unique and personalized services. Responsibilities include managing guest requests, developing innovative experiences, and ensuring guest satisfaction. At least 2 years of experience in a similar role in a luxury hotel is required, along with high-level Portuguese and English skills and excellent knowledge of the destination.

As a Junior AML Analyst, you will support the review of KYC files, assess AML procedures, and collaborate with a team to identify potential risks. You will assist in audit, compliance, and regulatory project activities.

Leads financial planning processes, develops budgets and forecasts, and collaborates with senior management. Analyzes financial data, tracks reports, and manages a team of FPA and P2P professionals.

DevOps & Application Production professional needed for a Lisbon-based project. Responsibilities include end-to-end project management, coordinating teams, and ensuring alignment with business objectives and IT governance. Requires experience with monitoring tools (e.g., Dynatrace), DevOps practices (e.g., Jenkins, GitLab CI), cloud platforms (AWS, Azure, GCP), and project management platforms (e.g., Microsoft Project, Jira Portfolio). Fluency in English is mandatory.

The Evaplace company is seeking a Project Director/Design and Methods Engineering to assemble lightweight steel structures (LSF) and wooden houses. Previous construction experience is valued.

Technical Project Manager for client-facing projects spanning hardware deployment, cabling, power/cooling, and remote hands. Manages full project lifecycle, client relationships, and technical teams. Requires 3+ years of datacenter operations experience, client-facing technical skills, and proficiency with ITSM tools.

Junior Sales Representative to plan and execute business in Portugal, develop sales strategies, and manage operations.

Revolut Media Solutions seeks a junior to mid-level Partnerships Sales Manager with 2-4 years of experience to drive new revenue across advertising and performance products. This role focuses on outbound sales, cold calling, and building a personal book of business. Responsibilities include prospecting, pitching Revolut Media Solutions products, and managing the full sales cycle.

Develop and maintain mobile applications using React Native. Collaborate with backend and product teams to deliver integrated features. Ensure high code quality and adherence to development best practices.

Provides strategic customer support to the European organization and largest customers regarding invoicing, cash application, invoice disputes, and collections. Leads initiatives to optimize customer experience and bad debt while supporting the integration of FedEx and TNT.

English Sales Advisor for a financial software company. Contact clients using a 3-month trial version of QuickBooks, explaining the benefits of the paid version and closing sales. Must have previous cross-sales experience, native or proficient English, strong communication and problem-solving skills.

Senior Product Manager to drive roadmap and execution for telecom solutions. Responsibilities include owning product direction, collaborating with engineering and operations teams, and translating customer requirements into product initiatives. Requires 5+ years of product management experience with a focus on business voice/UCaaS and telecom services.

Junior Application Security Engineer to join a Cybersecurity team focused on application security and vulnerability management. Perform and monitor scans, analyze vulnerabilities, and support secure SDLC implementation.

Senior Electrical Engineer to design and deliver electrical systems for mission critical infrastructure projects. Requires 8+ years of experience, including 5+ years in mission critical projects, and registration with Ordem dos Engenheiros. Must have expertise in low, medium, and high-voltage power systems, substations, and energy efficiency practices.