freelance English-speaking jobs in Valongo

Support the EMEA indirect tax team by ensuring smooth tax compliance processes. Responsibilities include VAT compliance, account clearings, SOX control documentation, and BlackLine reconciliations.

Leads, mentors, and develops a team of QA Engineers supporting the HPBX Telephony system. Defines and owns the QA strategy for the platform, establishing and maintaining QA best practices. Oversees test planning, execution, and reporting for releases and hotfixes. Partners with Product Management, Engineering, and DevOps to align quality goals with business priorities.

The Católica Biomedical Research Centre seeks a Head of Imaging Unit to provide expert imaging support to researchers, establish and run a state-of-the-art Imaging Unit, and build capacity across the Centre. The successful candidate will have a degree in Biomedical Sciences, Bioengineering, Life Sciences, Physics, Optics, or a related field and at least 5 years of experience in a research environment. Strong hands-on expertise in advanced microscopy techniques and proficiency with relevant software are required.

SAP IBP CI/DS Consultant will design and develop complex global IT solutions, provide business consulting, and coordinate with external suppliers. Requires 5+ years of experience, expertise in SAP IBP CI/DS, and strong communication and collaboration skills.

Director of Business Enablement will lead operational strategy, build scalable systems, and drive cross-functional collaboration. Proven experience in operations, cross-functional effectiveness, and transformational leadership are required.

Administers and operates JIRA as the primary backlog management platform, ensuring stable service, user support, and change delivery. Integrates JIRA with platforms like Silva ITSM, PEPPS, GitHub, and Power BI. Manages project configurations, workflows, permissions, and security. Provides user onboarding, training, and knowledge base development.

ALTEN seeks a Digital Transformation Lead to develop and implement digital strategies for public sector clients. The role involves optimizing budgetary performance, providing high-quality citizen services, and ensuring data security.

As a Business Data Analytics - SQL & Power BI, you will develop and maintain analytical solutions using SQL, Power BI, and DAX to support business decision-making. You will translate business needs into data insights and collaborate with business teams to provide analytical support.

Senior Node.js Backend Engineer to design, implement, and maintain APIs and backend services. Requires 4+ years of software development experience, 3+ years in API development using NodeJS and Typescript, and experience with unit and integration testing.

Hexa Group seeks a Recruitment Consultant 360 to drive commercial development and operational excellence in the Portuguese market. The role involves full recruitment lifecycle management, strategic market ownership, and client relationship building within the Tech and Business Services sectors.

Valet Parking Attendant needed to provide exceptional guest service at a seaside retreat. Responsibilities include parking and retrieving vehicles, assisting with luggage, and providing local recommendations. Fluency in Portuguese and English, a valid driving license, and previous hospitality experience are preferred.

Quality Control Analyst will perform physical and chemical tests on various products, record results, and investigate out-of-specification findings.

Content Moderator needed for a global brand in Lisbon, Portugal. Must possess strong knowledge of e-commerce standards, platforms, and customer journeys. Excellent communication, problem-solving, and teamwork skills required. Fluent Hungarian and English (B2 level) are essential.

Senior Full-Stack Software Engineer to design, develop, and optimize scalable software solutions. Requires 10+ years of experience in software development with expertise in Java, JavaScript, TypeScript, and Python. Proven experience in Full-Stack Development with modern Front-End Frameworks (React, Angular, or Vue) and Back-End Technologies (Node.js, Django, Spring Boot).

Mobility Tax Manager will support cross-border workforce activities, ensuring tax, social security, and compliance matters are properly managed. The role involves investigating, planning, and monitoring cross-border workforce models, providing guidance on tax compliance, and supporting the development and use of cost-calculator tools.

Growth Marketing Manager will build and execute a holistic growth marketing strategy focused on scalable lead generation, pipeline growth, and revenue impact. Responsibilities include owning inbound funnels, driving structured experimentation, translating insights into assets, and collaborating on go-to-market plays.

Promote specialty medicines in immunology, gastroenterology, and dermatology to healthcare professionals within specialist settings. Build relationships, deliver product discussions, and achieve sales targets while adhering to company policies and regulations.

Manage a team of Sales Development Representatives (SDRs) and Business Development Representatives (BDRs) to achieve sales targets. Lead, coach, and develop early-in-career sales talent. Collaborate with Sales, Marketing, Sales Operations, and Talent Acquisition.

Business Analyst (Jr./Md.) needed for a major airport management company. Responsibilities include requirements engineering, process modeling, feasibility assessments, and ensuring alignment between business goals and technical solutions. 2-5 years of experience, proficiency in Microsoft Excel, PowerPoint, Visio, and BPMN modeling required.

Mechanical Development Engineer will participate in the full product lifecycle, from requirements evaluation to series production. Responsibilities include 3D design, 2D drawings, technical solution development for ADAS, and collaboration with manufacturing engineering.