freelance English-speaking jobs in Valongo

Networking Engineer (CCNP) needed for enterprise-scale network management. Requires MSc in Computer Science, Engineering or similar, CCNP certification, and 5+ years experience managing Cisco networks. Must have experience with Cisco Nexus, BGP, OSPF, MPLS, and Meraki. Excellent communication and leadership skills are essential.

AgileEngine seeks a detail-oriented Manual QA Engineer to ensure the quality and reliability of SaaS web products. You will create, document, and maintain test cases, execute manual testing, and communicate status on issues. Must have at least 3 years of experience as a manual QA engineer, upper-intermediate English, and good knowledge of Agile methodologies. SQL skills, experience with Jira, Test Rail, and Confluence are also required.

Manage and develop B2B accounts, ensuring customer satisfaction and trust. Analyze data, prepare reports, and collaborate with internal teams to implement commercial strategies.

Lenus is seeking an Inbound Sales Executive to manage and close leads for health and fitness coaches. The ideal candidate has a natural talent for sales, fluency in Portuguese and English, and strong self-management skills.

Regional Sales & Operations Wellness Manager drives B2B wellness sales strategy, wholesale partnerships, and operational performance across four United Hospitality Management properties. This role blends commercial acumen with emotional intelligence to optimize revenue, operations, and guest experience.

Senior Salesforce Revenue Cloud (CPQ) Architect / Developer needed to build and implement CPQ functionality. Responsibilities include configuring and developing CPQ features, implementing functionality, and collaborating with technical and functional teams. Requires strong hands-on experience as a Salesforce Developer and/or Architect with proven delivery experience in Salesforce, preferably Salesforce Revenue Cloud CPQ.

Experienced Digital Marketing Manager needed to bridge global, regional, and local marketing teams across EMEA. Manage marketing automation and CRM systems to drive business impact and support marketing and sales initiatives.

Product Owner to define, refine, and prioritize user stories in a Scrum environment. Will own sprint delivery content, maximize short-term product value, and ensure product readiness. Requires proven experience as a Product Owner, strong communication skills, and proficiency in agile tools.

Experienced Head Chef to lead kitchen operations in a resort with multiple dining outlets. Oversee a team of up to 70+ staff, ensuring high quality, efficient processes, and guest satisfaction.

Own the evolution of our Intercom Help Center, ensuring it becomes a scalable, searchable, and high-impact product education engine. Translate product launches into clear documentation and optimize AI-driven self-service tools.

Junior Insights Analyst will work with senior analysts to interpret data and create reports explaining corporate reputation trends. Responsibilities include analyzing data, identifying patterns, and visualizing insights for executive audiences.

Coordinate project workflows, manage client engagements, and support project execution across multiple teams. Ensure deadlines are met, assist with risk management, and contribute to billing and operational efficiency.

Nexxiot is seeking a Frontend Software Engineer to design, implement, and test software solutions for a new office in Porto. The role involves collaborating with a team to turn raw data into intuitive visual experiences. Responsibilities include implementing new features, participating in design discussions, and improving the code base. Requirements include strong TypeScript and Angular experience, a minimum of 3 years of software development experience, and fluency in English.

Data Center Technician needed in Lisbon, Portugal. Full-time, on-site role supporting critical infrastructure. Install, configure, and maintain server and network equipment. Troubleshoot incidents and collaborate with teams. Requires data center or IT infrastructure experience and server/networking knowledge.

Provide German-language support to business customers on websites and digital presence. Assist with digital marketing, domain management, and e-commerce platform issues. Troubleshoot technical issues and guide customers through solutions.

QA Automation Engineer will build and maintain automated tests for web and backend systems, focusing on UI and API workflows. Responsibilities include improving automation frameworks, testing AML/KYC/KYB journeys, and contributing to CI/CD pipeline improvements. Requires 5+ years of automation testing experience, strong Cypress or Playwright skills, and experience with REST APIs and SQL.

Leads the Backend Assets team, responsible for the core C#/.NET framework. Defines and improves development processes, champions automation, and acts as the technical authority for the platform. Provides technical oversight for AWS and Kubernetes deployments. Mentors engineers, sets performance objectives, and advocates for the team. Requires 8+ years of C#/.NET expertise, system design experience, and hands-on cloud infrastructure management.

Machine Learning Engineer with 5+ years of experience in developing predictive models using TensorFlow, PyTorch, and Scikit-learn. Proven experience in model lifecycle management and MLOps tools.

Legal Counsel needed with 5-7 years of experience managing technology contracts (software licenses, SaaS, PaaS, IaaS, hardware, licensing, development, support, and consultancy). Will act as primary legal contact for Airport and Airline Operations and Border Control affairs, providing legal support including drafting, negotiation, and risk analysis. Global role involving contractual documentation with international customers.

Middle/Senior Backend Engineer to architect and scale a modern Ads platform. Design high-performance backend systems and APIs for campaign management, targeting, delivery, and reporting.