freelance English-speaking jobs in Maia

Support quality assurance activities across the full testing lifecycle for Mercedes-Benz digital products. Execute functional and non-functional tests on web-based applications. Collaborate with a cross-functional team on quality-related tasks and improvements. Learn and apply DevOps principles to contribute to integration, regression, and automated testing.

Looker / LookML Specialist will design and develop LookML models, build dashboards and Explores in Looker, and collaborate with data engineers and business users. Must have strong hands-on experience with Looker and LookML modeling, and a solid understanding of analytics engineering and semantic layer concepts.

Drive business growth in the insurance sector by identifying new opportunities, supporting the business development team, and strengthening client relationships. Analyze market trends and competitive landscape to inform strategy and optimize business performance.

Business Analyst to analyze customer business processes, elicit needs, and propose solutions for financial software products. Develop functional and non-functional requirements, specifications, and participate in product validation. Must have experience in software development projects, analytical abilities, and knowledge of software development methodologies.

Senior BI/Data Warehouse Engineer needed for a data-mature organization. Design, develop, and optimize Azure-based data warehouse solutions and analytical models. Requires 5+ years of experience in data warehousing and BI engineering, Azure Analysis Services, Azure DevOps, PowerShell scripting, and dimensional modeling. Strong DAX and SQL skills are essential.

Junior Specialists will process invoices, assist with reconciliations, and ensure compliance with regulations. They will also provide client service and support process improvement initiatives.

Marketing Intern to support brand and project development across Ando Living and Optylon Krea. Assist with content creation, campaign execution, and marketing initiatives.

Research Fellowship (RF Graduate) in the scope of the research project "AQUALEARN – Machine learning-based digital twins for real time anomaly detection in water supply systems". The grant holder will participate in R&D activities, including development and calibration of numerical models, implementation of water quality models, and application of statistical methods.

Master research grant opportunity in Computer Engineering for the AdOff Project. Successful candidate will design and implement methods, algorithms, and applications for the Portuguese use case.

Senior Compute Engineer specializing in Red Hat OpenShift to provide Level 3 support for enterprise customers. Responsibilities include acting as the escalation point for complex technical issues, managing platform lifecycle activities, and supporting VMware-to-OpenShift virtualization transformation programs. Requires strong troubleshooting skills, deep infrastructure understanding, and hands-on OpenShift expertise.

The University of Coimbra is seeking a Research Grantee for the "Portal Reservas da Biosfera, Territórios sustentáveis, Comunidades resilientes" (R3) project. The successful candidate will develop the "Children for the Earth: Biosphere Reserves Edition" podcast, conduct research on the influence of family and school contexts, and contribute scientific content to the Biosphere Reserves Portal.

Senior Remote Property Manager oversees a portfolio of short-term rental properties. Responsibilities include managing bookings, guest communication, optimizing revenue, and ensuring compliance with regulations.

Senior Atlassian Administrator to install, configure, and maintain Jira, Confluence, and Bitbucket. Experience with plugin/app management, workflow customization, and integrations with external systems is required. Must have advanced knowledge of security practices and regulatory compliance. Atlassian certifications are preferred.

Team Lead, Packaging will train new employees, set up and troubleshoot packaging equipment, and ensure line clearance. Requires a high school diploma, 2+ years as a Packaging Technician, and English proficiency.

This 4-month Research Initiation scholarship supports a BSc student in studying methods for extracting concepts and inducing logic-based theories from neural networks.

Faculdade de Ciências da Universidade de Lisboa seeks an Associate Professor in Operational Research and Optimization. Applicants must hold a PhD (obtained at least five years prior to application deadline) and demonstrate a strong research record with a minimum h-index of 10 and 10 published articles in international journals, at least 6 in Q1 of the SCIMAGO index.

Leads the development and operations of internal software products, including Livepatch, serving Canonical business. Manages three engineering teams focused on billing, contracts, and Livepatch. Develops and evangelizes engineering practices and processes. Collaborates with stakeholders and product users. Requires experience in Golang, Python, Java, or distributed integrations.

Senior Clinical Applications Specialist needed to provide software training, support, and presentations to clients. Requires radiology technologist experience, strong presentation skills, and the ability to travel.

Middleware Application Support Engineer provides technical support for Java-based and middleware platforms, ensuring application stability and continuous improvement. Responsibilities include incident, change, and service request management, application deployments, and troubleshooting. Requires 3-5 years of experience in application or middleware support, Java (Java 8 or higher), Apache Tomcat, REST and SOAP web services, and IIS.

The Laboratory of Instrumentation and Experimental Particle Physics (LIP) is seeking a Researcher for the CMS Group. The successful candidate will participate in data analysis and detector projects, focusing on data analysis and HL-LHC Phase2 upgrade activities.