freelance English-speaking jobs in Valongo

As an Accounts Payable Operations Specialist (Invoice-to-Pay), you will monitor dashboards, detect errors and delays, and drive timely actions to ensure invoices are posted correctly in SAP. You will oversee the external AP operations team, coordinate with suppliers, and contribute to AP performance reporting.

Lead the design and development of scalable application architectures. Drive technical decisions and guide engineering teams. Architect and implement microservices and event-driven solutions. Oversee cloud-based solutions (Azure) and containerized environments.

Python Technical Lead with 10+ years of experience in backend development. Expertise in building scalable web applications using FastAPI, AWS services, and Python testing. Strong understanding of software design patterns, clean architecture, and CI/CD pipelines.

Manages daily operations of a hotel retail outlet. Develops merchandise and sales plans, coordinates buying and pricing efforts, and oversees store layout. Ensures guest and employee satisfaction and maximizes financial performance.

Customer Service Representative will manage customer inquiries, process orders, and resolve issues. Collaborates with sales, logistics, and other departments to ensure smooth customer interactions. Requires a relevant degree or equivalent, 2+ years of experience in customer service, supply chain, or operations, and fluency in English and French.

The Instituto Superior Técnico seeks an Established Researcher (R3) to conduct research, secure funding, teach at various levels, and participate in university representation and knowledge transfer. Applicants must hold a PhD in Engineering or a related field, demonstrate a strong publication record, and possess experience in securing grants.

Systems Administrator to join an on-site project at a client's facilities in Anadia. Responsibilities include setting up, configuring, and managing operating systems and applications, monitoring user infrastructure, and resolving system issues. Requires a Bachelor's degree in a related field, experience with Windows and Linux, and strong communication skills.

Promote and sell aesthetic medicine and dermatology products. Responsibilities include customer visits, product demonstrations, sales follow-up, and reporting.

Manage and prioritize product backlog, translate business needs into user stories, and facilitate Agile ceremonies. Coordinate development, business, and technical teams for successful product delivery.

Senior Creative Marketing Manager to lead and coordinate creative marketing projects across all MRFG brands. Develop creative concepts, visual campaigns, and compelling content for various channels.

Accountant for the EC team will manage invoices, analyze price/quantity differences, execute payments, and perform monthly closing processes. Requires 1-2 years of accounting experience, SAP FI knowledge, and advanced MS Office skills. Excellent English and one additional European language are desired.

Growth Marketing Manager to build and run demand programs across account-based marketing, events, content, partnerships, and sales-led campaigns. Focus on qualified pipeline within priority accounts and markets.

Develops, tests, and deploys automation solutions using UiPath, Power Automate, and programming languages like Python. Integrates data sources, builds APIs, and translates business requirements into automation workflows. Provides support to Citizen Developers and contributes to the automation framework. Researches and deploys emerging intelligent automation technologies.

Research grant for a Master's in Psychology to work on a project evaluating the implementation and effects of the Triple P Standard in community services. The grant is for 6 months, renewable for a maximum of 3 years.

Review Swedish content for a short-form video platform, ensuring compliance with client policies. Moderate and escalate policy violations while maintaining high quality review standards.

Fullstack Software Engineer to design, build, and evolve secure applications supporting digital identity and authentication services. Experience with React/TypeScript, backend languages (Python, Kotlin, or Ruby), and cloud platforms (AWS, Azure, GCP) required.

Human Resources Generalist manages the full employee lifecycle, including onboarding, payroll, benefits, and HR reporting. Requires 2-5 years of HR experience, knowledge of labor laws, and strong analytical and interpersonal skills.

The Intraday Specialist monitors queue times, schedule adherence, and demand to optimize coworker efficiency and customer experience. The role requires experience in the Intraday area, knowledge of workforce management, and proficiency with Genesys and Verint platforms.

System Administrator needed for Fintech project in Lisbon. Requires strong Linux administration experience (Red Hat Enterprise Linux), automation skills (Python or Ansible), and distributed storage knowledge.

Iberian Wind Asset Inspection Engineer to oversee and manage wind energy asset inspections across the Iberian region. Conducts inspections, prepares reports, collaborates with stakeholders, analyzes data, and ensures compliance with regulations.