student English-speaking jobs in Castro Daire

Leads a team of technology professionals in the Retail Engagement area, managing application development and delivery. Collaborates with Product Owners and Solution Architects to define roadmaps and ensure project success. Manages team performance, technical development, and project budgets. Requires experience in retail or web application management, web technologies, and agile methodologies. Strong communication and leadership skills are essential.

Cell Therapies / Bioprocess Scientist will develop and optimize cell manufacturing methodologies, including iPSC-based platforms. Responsibilities include designing bioprocessing workflows, providing hands-on experience in cell expansion, and analyzing data. Requires a Master's or Doctorate degree in a Life Science field and experience in cell culture processes. Fluency in English is mandatory.

Senior Data Scientist will build production-grade machine learning models for a leading technology-driven gaming company. This role requires experience with the complete ML lifecycle, from research through production deployment. Candidates should have a strong understanding of machine learning algorithms, experience with Python ML libraries (scikit-learn, pandas, NumPy), PySpark for distributed data processing, and software engineering best practices. The ideal candidate will have a proven track record of delivering machine learning models to production environments with real users and business impact.

Power BI Specialist to design, build, and maintain financial dashboards and reports. Develop data models using Power Query and DAX, integrate data from various systems, and support budgeting, forecasting, and variance analysis.

Lead paid media strategy for a €2M+ annual budget across Meta and YouTube ads in 4 European markets. Develop creative concepts, analyze performance, and iterate campaigns to achieve ROAS, CPA, and scalability goals.

Fraunhofer Portugal AICOS seeks a Digital Industry Innovation Lead to define, implement, and refine the Digital Industry roadmap. This role involves ensuring research and innovation activities align with industrial challenges, partner needs, and market trends. The successful candidate will lead multidisciplinary teams, manage R&D portfolios, and build collaborations with industry partners.

Junior Recruiter to support high-volume and strategic hiring across Southern Europe. Execute a robust hiring process from sourcing to offer coordination. Partner with hiring managers to assess candidate fit and deliver a structured, data-driven recruitment process.

Software Engineer I to join a fast-growing team focused on Tripadvisor.com, mobile apps, and supporting infrastructure. This backend focused role requires experience with a statically typed, object-oriented language such as Java, C# or C++.

Provide customer support via phone, email, and web chat, guiding users through PCI-DSS compliance and platform navigation.

AI Governance and Change Analyst needed for a national project. Assist in developing and implementing strategic plans, conduct research and analysis, monitor project progress, and collaborate with departments on change management initiatives. Proven experience in strategic planning, corporate governance, or a similar role is required. Fluency in English is essential.

Oracle PL/SQL Developer needed with 3+ years of experience developing with Oracle Database. Must have experience with Oracle forms and reports, database modeling, and query optimization. Strong communication and problem-solving skills required. Fluent in English.

Supports the Global Strategic Research Team in producing Mercer's global investment research, with a focus on investment themes. Collaborates with a global team to provide quantitative and qualitative research, develop investment themes, and maintain research materials. Requires fluency in English, a bachelor's degree in a relevant field, and strong analytical and communication skills.

Software Engineer to own feature development and collaborate within agile squads. Responsibilities include requirement analysis, code quality assurance, performance optimization, and documentation. Requires 2-5 years of experience, proficiency in Git, and knowledge of relational databases.

System Engineer to define, simulate, and validate heat pump systems and components, supporting the full product development cycle.

Experienced Mechanical Project Manager needed for a major data center project in Lisbon. Lead a team of Mechanical Engineers, manage construction, and ensure project delivery to high standards. Requires a Bachelor's degree in Engineering and prior experience leading MEP teams on data center projects.

Leads kitchen staff in preparing quality food while adhering to sanitation and food standards. Manages assigned outlets to meet financial goals. Implements menus, recipes, and training for team members.

Senior Application Security Expert contributes to the deployment of the Group's Application Security strategy. Provides operational support to entities in implementing the strategy and collaborates with solution providers to fix issues.

Foxelli Group seeks an AI Multimedia Designer to create high-converting video ads for paid channels. Responsibilities include producing AI-generated video ads, UGC-style visuals, and leveraging AI tools for video creation and editing. Must have proven experience creating video ads with high conversion rates and experience with platforms like Meta. A portfolio of past AI-generated video ad content is required.

Electrical Engineer specializing in intralogistics and automated material handling solutions. Designs electrical systems using EPLAN, collaborates with multidisciplinary teams, and ensures compliance with standards.

Develop and optimize Oracle databases with expertise in PL/SQL. Design, manage, and refine Oracle objects. Apply analytical skills to deliver robust solutions and collaborate with cross-functional teams.