freelance English-speaking jobs in Valongo

Experienced Frontend Developer with strong Vue.js 3 expertise sought to build and enhance web applications in the financial domain.

Credit Management Specialist will support the CM Manager in managing the portfolio, negotiating payment plans, and tracking debtor accounts.

IT Project Manager (junior) to act as a liaison between technical teams, business areas, and IT leadership. Will identify and document systems, gather requirements, and translate them into actionable documentation. Support IT governance practices and project implementation.

Salesforce Developer needed for a hybrid project in Porto or Lisbon (2x/week). Requires a Bachelor's degree, 2-4 years of experience, and proficiency in Apex, Visualforce, Lightning Web Components, Salesforce integration, and data migration. Must have strong problem-solving skills and experience with source control tools.

Customer Service Specialist will handle inbound calls, identify customer needs, and provide tailored solutions. Requires fluency in French, German, or Dutch (C1), 1 year of customer service experience, and proficiency in Microsoft Office Suite.

PMO & IT Finance Manager needed to oversee IT budgeting, financial performance analysis, and portfolio governance for ~40 initiatives. Requires 5+ years of experience managing IT budgets of €5–10M+, strong financial literacy, and proficiency in Excel and Power BI.

Cybersecurity Incident Responder needed to detect, analyze, and respond to security incidents in enterprise environments. Minimum 6 years of cybersecurity experience required.

Develop and implement asset management strategies, lead troubleshooting efforts, and integrate maintenance activities within a CMMS system. Support drug product manufacturing operations, applying reliability engineering methodologies and data-driven decision-making. Define and monitor KPIs, propose innovative solutions, and ensure compliance with local legislation.

Applications Support Engineer (Level 3) will configure, maintain, and troubleshoot applications and infrastructure. Responsibilities include deploying software, administering UNIX/Linux OS and cloud environments, and resolving technical issues. Must have 3+ years of UNIX/Linux administration experience and experience as a Tier III Support engineer.

Lead a globally distributed creative team, delivering innovative work across branding, landing pages, ad and social creative, and more. Guide conceptual direction and ensure alignment with customer goals. Champion creative quality and mentor talent. Experience with Generative AI tools is required.

Senior Accountant roles available (2 openings) focusing on AP/GL or AR/Revenue. Requires 5-7 years of experience, NetSuite proficiency, and strong month-end close experience.

Marketing Assistant will execute marketing plans to maximize occupancy and revenue for assets in Portugal. Responsibilities include market research, coordinating marketing campaigns, managing promotional materials, and supporting the customer experience program.

Aubay Portugal seeks a Júnior C++ Developer with 2+ years of experience. Proficiency in shell script, C#, Git, and SQL is required. Strong English communication skills (B2 level) are also necessary.

Lead and manage IT project teams, overseeing recruitment, planning, and execution. Develop strategic plans, ensure technical excellence, and report to the Head of Tech. Requires 8+ years of IT project management experience and fluency in English.

The Guest Services Manager leads a team to deliver exceptional guest experiences, exceeding hospitality standards. This role requires a background in hotel management, particularly on cruise ships, and strong communication skills to collaborate with various departments.

Jobbex is seeking a Frontend Engineer (React) to build and improve front-end applications using ReactJS and Tailwind/CSS. Develop fast and secure data-handling solutions using GraphQL, REST, and AWS AppSync. Collaborate with development teams to ideate and shape software solutions.

Manages end-to-end delivery of cross-functional programs spanning hardware, software, and operations. Drives alignment across teams, identifies risks, and ensures clear program reporting.

Python Engineer to develop and maintain software for smart vending machines. Responsibilities include hardware integration, IoT connectivity, edge intelligence, and deployment. Must have Python expertise, IoT/embedded systems experience, and networking protocol knowledge.

Senior Customer Success Manager will lead onboarding, training, and adoption initiatives for high-impact accounts. You will build executive relationships, develop product expertise, and drive customer retention and growth. Requires 5+ years of experience in B2B SaaS, ideally in healthcare and Salesforce ecosystems.

Backend Engineers (Junior-Senior) needed for a profitable sports trading and data technology startup. Build and scale backend systems, design data pipelines, and improve system performance. Experience with Python, Node.js, API frameworks, and SQL is required.