freelance English-speaking jobs in Valongo

Senior Sustainability Advisor to deliver ESG strategy, climate transition, and decarbonization initiatives. Leads projects, builds client relationships, and contributes to business development. Requires 8+ years of experience and a Bachelor's Degree in a relevant field.

Provides vehicle maintenance and cleaning support for campervans. Assists customers with pick-up and return procedures. Supports station team with daily tasks. Requires a driving license, Portuguese (ideally native) and English communication skills. Part-time position (20 hours/week).

Provides engineering support for low-voltage and medium-voltage electrical systems across projects, plant modifications, and shutdowns. Prepares and reviews electrical design documentation and ensures compliance with standards and safety practices. Collaborates with project teams, operations, and contractors.

Manages a team of Employee Lifecycle Specialists, providing guidance and support. Oversees voluntary and non-voluntary terminations across multiple countries. Acts as a primary point of contact for clients, delivering legal, human resources, and advisory support.

Finance Specialist to ensure smooth day-to-day operations within the Portuguese Finance team. Responsibilities include preparing regulatory reports, managing invoices and payments, supporting tax model development, and assisting with P&L control and audits.

Investment Manager will develop and implement portfolio strategies, manage fixed income portfolios, and mitigate inherent risks. Requires 5+ years of experience as a portfolio manager or trader, understanding of financial maths and capital market products, and fluency in English.

Graduate in Structuring will assist with pricing, pre-trade, and post-trade tasks for structured products. Develop marketing materials and maintain structuring tools. Requires knowledge of financial markets, derivatives, and VBA/Python programming.

Decskill is seeking a Developer Backend Node.Js. Interested candidates should send their CV to [email protected] with reference “CM/Developer Backend Node.Js”.

Physical-Chemical Lab Analyst will conduct instrumental analysis and physico-chemical tests on formulated products, ensuring compliance with GLP standards.

Frontend Engineer will contribute to the development of the Real Estate Agent Platform and Mortgage Broker Portal using Javascript, React, Typescript, and Next.js.

Senior QA Engineer to shape quality strategy and design, build, and maintain test automation for live mobile games. Build internal testing tools and optimize testing processes. Partner with developers to drive quality throughout the development lifecycle. 5+ years of QA experience with a focus on automation and tooling. Bachelor's degree in Computer Science or related field.

Cost Manager to support Business Unit Directors in delivering business objectives. Provides cost management services for construction projects from initial advice to final account settlement. Prepares cost estimates, cost-in-use studies, and tender documentation. Advises on procurement strategies and manages the tender process. Evaluates tenders, values completed work, and settles final accounts. Provides technical advice on legal and contractual issues. Reports to Customers and manages service delivery for profit.

Housekeeper needed to maintain a clean and inviting environment within a prestigious residential community. Responsibilities include cleaning various areas, restocking supplies, and adhering to health and safety regulations. Must have a high school diploma, at least 6 months of housekeeping experience, and excellent communication skills.

Cybersecurity Cloud Engineer will support and improve security measures within Microsoft Azure environments. Responsibilities include assessing cloud architectures, designing secure cloud architectures, managing identity and access security, analyzing security incidents, and assisting in security automation.

Umbraco Specialist with 5+ years of experience needed for application management, maintenance, and evolution. Solid .NET development skills required. Experience with Umbraco upgrades/migrations is valued.

Leads the development and implementation of testing strategies for software quality, performance, and reliability. Designs, creates, and maintains test plans, test cases, and test scripts. Performs manual testing, identifies defects, and collaborates with development teams. Mentors junior Quality Assurance team members.

Middleware Engineer needed with minimum 3 years experience in technologies like Oracle, Mulesoft, or IBM. Requires knowledge of Web Services (SOAP), Integration Processes, and Oracle and SQL databases. Fluency in English, French, or Spanish is beneficial.

SAP Consultant providing end-to-end solutions, customizing and optimizing SAP modules (SD/CS/TM). Leads implementations, rollouts, and upgrades, collaborating with IT, stakeholders, and partners.

Junior Brand & Visual Designer to create social media assets, event materials, and brand applications. Must have 0-2 years of experience, proficiency in Adobe Illustrator and Figma, and strong execution speed.

Full-time remote accountant needed to support Swiss clients. Manage bookkeeping, prepare financial statements, handle VAT declarations, and assist with year-end closing. 3-6 years of accounting experience with Swiss accounting knowledge required.