freelance English-speaking jobs in Valongo

Research fellowship supporting the development of logistics systems based on predictive models and an integrated platform for the territorial innovation ecosystem.

Lead and shape Customer Success operations, combining hands-on support with team leadership, process ownership, and cross-team collaboration. Manage complex investor cases, mentor team members, and identify opportunities for process improvement.

Provides technical and clinical training to surgeons and OR staff on Alcon's Cataract and Refractive Surgical Device products. Offers on-site and remote support, ensuring successful implementation of upgrades and reporting adverse events. Requires a Bachelor's degree, 5+ years of related experience (optometrist or orthoptist background), and fluency in the local language, English, and Spanish (preferred).

Embedded Software Development Intern will contribute to firmware development, testing, and integration for real-world applications. Work on projects including device tree configuration, middleware development, and sensor data visualization.

The Institute of Mechanical Engineering (IDMEC) is seeking a PhD student for a Research Studentship within the STAMP-IT Project. The position focuses on manufacturing and industrial management, with a specific emphasis on hybrid manufacturing and metal forming processes. Applicants must hold a Master's degree in Mechanical Engineering with a specialization in Production and relevant experience in areas such as machine tools, metrology, mechanical characterization, data acquisition systems, and additive manufacturing.

Assists in leading the property's segmented sales effort, implementing sales strategy, and achieving revenue goals. Develops and executes sales plans, analyzes market information, and maximizes revenue potential. Manages sales activities, ensures exceptional customer service, and builds successful relationships with stakeholders.

Research grant for a Master's graduate enrolled in a non-degree course at the Faculty of Sciences of the University of Lisbon. The grant is funded by Programa Regional de Lisboa (LISBOA 2030), through FEDER funds, within the scope of the Project “CoastNet: Rede Portuguesa de Monitorização Costeira”. The successful candidate will contribute to content production, dissemination of project information, communication of results, and organization of workshops.

As a Support Engineer II, you will provide technical support to customers, troubleshoot issues, and collaborate with the development team to resolve problems. You will be responsible for ensuring quick resolutions and translating customer issues into actionable items.

Technical Business Analyst specializing in fraud and risk solutions. Analyzes requirements, designs solutions, and collaborates with development teams to ensure successful implementation. Requires 8+ years of experience as a Business Analyst or similar role, strong SQL and data analysis skills, and proficiency in Agile methodologies.

Gain hands-on experience in project management, data problem-solving, and process improvement within finance. Develop existing processes, explore automation, and contribute to continuous improvement.

Leads, mentors, and develops the Entertainment and Activities department, delivering a dynamic guest-centric program. Acts as the onboard Brand Ambassador, hosting events and ensuring alignment with brand standards. Oversees all entertainment offerings, from youth programs to special events, and collaborates with shipboard leadership to enhance guest satisfaction.

The Digital Experience & Content Strategist ensures a high-quality, consistent, and guest-centric digital experience across Scenic and Emerald websites and mobile apps. This role supports website content operations, publishes and manages app content, and ensures cross-brand alignment. The role also focuses on improving digital experience quality, validating analytics implementation, enabling SEO and content discoverability, and driving clarity, consistency, and operational excellence.

Experienced DevSecOps / SOC Engineer to design, build, and secure cloud environment security platforms for a major telecom organization.

Project Manager Intern to support technology and business initiatives. Assist with planning, coordinating, and documenting project activities. Collaborate with project leads, agile teams, and stakeholders. Support reporting, dashboards, and process improvement.

NET Developer with 5+ years of experience in .NET6+, C#, and NET Core. Expertise in OOP, WebAPIs, Angular (2+), HTML, CSS, JavaScript, TypeScript, Python, Git, Azure DevOps, CI/CD, SQL Server, and ORM frameworks. Proficiency in English required.

Business Analyst needed for a project in Oporto (hybrid model). Responsibilities include responding to user needs, providing training, managing incidents, and ensuring the quality of the administration system. Requires a bachelor's or master's degree, 5+ years of experience in IT/financial project management, database administration experience, and proficiency in English and French.

The Senior Specialist, Customer Success supports the development and delivery of strategic priorities within the region. This role focuses on ensuring priority customers experience positive change through effective use of Services network products. Responsibilities include customer engagement, growing the business, and technical and program readiness.

Data Engineer will analyze company information to support product, sales, and marketing teams. Responsibilities include building and implementing data models, creating algorithms, and running simulations to optimize product and process development. Requires a degree in a quantitative field, 3-5 years of experience manipulating data sets and building statistical models, and proficiency in SQL, PHP, and VueJs.

Operational Buyer responsible for checking requisitions, placing purchase orders, and managing supply chain flow to ensure timely deliveries.

Digital Marketing Optimization Specialist needed for a leading outsourcing consultancy in Lisbon. Implement optimization solutions, analyze data, and create reports to support strategies across Search, Search Network, Mobile, and Video. Must be native German speaker, fluent in English, and have 1-2 years of experience in digital marketing roles.