freelance English-speaking jobs in Guimarães

Manager, Web Content to own the operation, stability, and evolution of a global corporate web ecosystem. This role manages day-to-day web operations while supporting a major replatforming and consolidation program. Requires 7+ years managing corporate websites or CMS in complex environments.

Junior Data Engineer to develop and maintain data pipelines on Azure Databricks within the banking sector. Requires at least one year of experience with Azure Databricks and SQL Server.

Railway Safety and Certification Evaluator specializing in Control, Command & Signalling. This role involves safety assessments, conducting analyses in railway environments, and participating in system certification. Requires an Engineering or Physics degree.

Marketing Lead to drive growth for AI infrastructure and B2B/B2C consumer AI products. Requires expertise in GTM, content, social, and AI-native workflows across Web2/Web3.

Support secure cloud platform implementation and contribute to automation and deployment processes. Assist with monitoring, security, and compliance while collaborating with engineering teams. Requires experience in Cloud, DevOps, or DevSecOps roles.

Support organizational change and culture initiatives across Unilabs. Drive adoption, embed desired behaviors, and strengthen employee engagement by partnering with leaders and HR.

Own a brand portfolio, managing P&L to drive growth and profitability across markets. This strategic role requires data-driven decision-making, market expansion, and cross-functional collaboration. Requires 3-5 years in E-commerce brand management.

Financial Controller/Finance Business Partner supports a business area by partnering with teams, managing budgeting and forecasting, and performing financial and profitability analysis to guide decision-making. Requires 3+ years in Finance/Controlling.

Backend Java Developer for Risk Systems, focusing on the counterparty risk calculation system. The role involves designing, developing, and optimizing software in an agile, distributed environment using Java and related technologies.

QA Engineer for the OpsTech team, testing in-house POS and KDS systems. Responsibilities include testing, bug investigation, and regression testing. Requires 1+ year in QA, API testing experience, and knowledge of payment flows.

DevOps Engineer to build and maintain scalable, secure platforms. Focus on containerization, orchestration, cloud infrastructure on AWS, and CI/CD automation. Requires 5+ years experience and skills in Docker, Kubernetes, Terraform, and Python.

Angular Fullstack Developer needed for software development and enhancement. Responsibilities include API development, front-end UI, and backend integration using Angular, .NET, or Java. Requires RESTful API knowledge and Git.

Senior SAP MM/SD Consultant needed for a leading telecommunications client. Requires 5+ years of SAP MM/SD experience, strong Logistics background in Telecom, and experience with SAP implementation or upgrade projects. Must be fluent in Portuguese and English.

Lead and support Salesforce development teams across multiple projects. Design, develop, and implement solutions using Sales, Service, and Marketing Clouds. Guide consultants on best practices and architecture. Requires 5+ years of Salesforce experience.

Sales Associate assists customers with merchandise selection, providing product information on materials and technology. Maintains store appearance, handles inventory, and upholds customer service standards while adhering to brand values.

Java Backend Developer needed to develop and maintain scalable applications using Java 8+. Responsibilities include working with Hadoop (Spark, Hive), relational databases, and Agile methodologies. Requires 3-6 years of Java experience.

Senior QA Tester/Engineer to own quality assurance for an AI-native workflow platform in construction and infrastructure. Focus on verifying complex, data-heavy functionality, catching data integrity issues, and building QA processes.

Medior Pentester joins the CISO office to secure global IT infrastructure. Responsibilities include end-to-end penetration testing, Red Teaming using MITRE ATT&CK, and collaborating with engineering on vulnerability remediation. Requires 4+ years of experience.

Manage end-to-end consumer competitions and optimize customer acquisition, engagement, and retention campaigns. Develop outbound marketing across SMS, digital, web, and social channels. Requires B2C CRM, analytical skills, and fluency in Portuguese and English.

Data Product Owner needed with 10 years of IT experience, technical background in data/analytics. Requires SQL, Power BI, and Databricks expertise. Must gather requirements, draft user stories, and manage the backlog. Portuguese proficiency is mandatory.