freelance English-speaking jobs in Valongo

Experienced Engineering Manager to lead a team of engineers in developing and delivering Nitro's Sign product, API, and integrations. Strong technical background, proven leadership, and experience with Agile and Scrum frameworks required.

Sustaining Operations Engineer role focused on Linux-based software-defined infrastructure and applications. Requires deep debugging and troubleshooting skills across bare metal, virtualization, containerization, storage, networking, and OpenStack/Kubernetes.

The MTS Digital & AI Product Owner defines, builds, and scales AI-powered digital products. The role connects strategy, technology, and customer needs, ensuring effective collaboration across an international team. Responsibilities include driving governance, stakeholder alignment, product strategy and roadmap development, backlog ownership, delivery and execution, value realization and adoption, and continuous improvement.

Devoteam Cyber Trust seeks a Vulnerability Management Operator to execute vulnerability assessments, analyze results, and collaborate with technical teams on risk mitigation.

Python Developer with 3+ years experience in backend solutions, databases, and Agile methodologies. Experience with Kubernetes, Containers, and CI/CD pipelines is required.

Internship providing practical experience in hospitality front desk operations and guest relations. Develop skills in communication, customer service, and problem-solving. Assist with guest check-in/out, manage reservations, and handle guest inquiries. Support housekeeping, F&B, and common area maintenance.

Relationship Manager to support business development and brand awareness in the Portuguese market. 3+ years of B2C sales experience in brokerage or investment required. Fluency in Portuguese and English.

Financial Controller to support financial reporting, cost control, and operational performance monitoring. Responsibilities include monthly reporting, budgeting, cost accounting, inventory management, and compliance. Requires 5 years of experience in controlling/finance roles, strong Excel skills, and fluency in Portuguese and English.

Business Controller needed for new production plant in Viana, Portugal. Evaluates, updates, and manages cost management systems. Collaborates with Product Line Manager to achieve financial targets and participate in cost reduction programs. Ensures accurate and timely financial data for management decision-making. Provides business trend analysis and supports inventory valuation. Acts as a liaison between finance, logistics, commercial, and IT departments. Requires a degree in Accounting, Economics, Management, or related field, knowledge of accounting principles, costing, and budgeting, and experience in a similar role for over two years. Fluency in English and Portuguese is required.

Accounts Payable Technician will manage vendor records, review invoices, process payments, and reconcile accounts. Requires a degree in Accounting or related field, 2+ years of experience in accounts payable, fluency in English, and proficiency in Microsoft Office Suite.

Senior Backend Developer (.NET) to develop, maintain, and optimize scalable backend solutions using .NET 6+, C#, and DDD/Microservices Architecture.

Experienced Marketing Manager needed to lead digital marketing strategies for Serenity, Active, and Pure wellness brands. Responsibilities include managing digital channels, campaigns, PR, and brand consistency. Requires 3+ years of experience and expertise in website, social media, and digital marketing.

Lead daily kitchen operations, create and monitor menus, ensure food safety standards, and train and develop kitchen team members. Collaborate with the Director of Food and Beverage to deliver exceptional culinary experiences.

Graduate program for recent graduates in engineering, business, data, or design with a high level of English. Develop digital banking products, conduct market research, and participate in project management.

Field Sales Representative will hunt for new business, win new clients, and demonstrate payment terminal and software solutions. Responsibilities include booking meetings, closing deals, and providing merchant support.

As a Business Analyst, you will drive the global Cost Value Engineering (CVE) function by shaping operating models, accelerating digital transformation, and influencing stakeholders. You will lead cross-functional initiatives, design processes, and foster a strong CVE community.

Finance Coordinator will conduct financial analysis, collaborate with internal and external teams, prepare financial reports, and assist with budget monitoring.

The Acceleration & Transformation team at EDP Comercial seeks a specialist to monitor and manage energy consumption measurements for customers, configure and maintain secondary concentrators, and analyze measurement data. The role involves developing RPA solutions, SQL/Oracle queries, and Power BI dashboards to streamline workflows and applying AI tools to enhance procedures.

Senior Sales Engineer to drive sales of software solutions to the telecommunications market. Requires 5+ years of experience, proven sales success, and fluency in English. German proficiency is a plus.

Optimize advertising accounts across GSN, YouTube, and Mobile. Build keyword strategies and smart bidding structures. Deliver data-driven insights. Native-level Dutch and fluent English required.