student English-speaking jobs in Estarreja

Freelance peer reviewers with a doctorate in transfusion medicine are needed to evaluate manuscripts for originality, study design, literature review, results, and provide constructive feedback. Prior peer review experience and familiarity with online review systems are preferred.

QA Cypress Engineer needed with 3+ years of experience in quality assurance or software testing. Proficiency in Cypress, Selenium, JUnit, and bug tracking tools required. Experience with Agile methodologies, CI/CD pipelines, and test automation frameworks is essential. Must have good English (B2 minimum). Responsibilities include designing testing frameworks, creating test plans, identifying defects, and mentoring junior analysts.

The Director, People Programme Management will oversee People programs aligned with business goals and manage high-impact initiatives. Responsibilities include program managing the performance and merit cycle, leading HR due diligence for acquisitions, and planning post-merger integration.

Senior Java Spring Boot Developer sought for highly scalable distributed systems. Requires 4-6 years of Java experience, API development, and experience with Spring Boot, relational and non-relational databases.

HR Trainee supporting talent acquisition, customer service, process optimization, and team operations. Requires fluency in English and at least B1 level German. Degree in Human Resources, Psychology, Management, or a related field.

Lead a high-performing security engineering team focused on vulnerability management, incident response, and security automation. Drive operational excellence, refine security roadmap, and mentor team members. Requires 8+ years of technical experience, 3+ years of leadership experience, and deep understanding of security fundamentals.

Backend Engineer will design, build, and maintain scalable microservices primarily using Kotlin. Collaborate with cross-functional teams to develop innovative solutions. Analyze system performance and implement optimizations. Participate in code reviews, post-mortems, and mentor other engineers.

Data Center Commissioning Manager oversees the entire commissioning process from L1 to L6, coordinating Level 4 and Level 5 testing activities. The role involves collaborating with external commissioning companies, ensuring compliance with data center standards, and developing handover documentation. Requires a Bachelor's degree in a relevant field and 5+ years of data center commissioning experience.

Senior Functional Lead for safety software development within Vestas' Turbine Software organization. Responsible for technical leadership, development processes, and ensuring compliance with safety standards. Leads a team of engineers across Portugal and Denmark, guiding the development of safety software for wind turbines. Requires 10+ years of experience in safety software development and technical leadership roles.

Software Engineer for Distributed Systems Testing will develop automated testing approaches and infrastructure for validating reliability, performance, and resilience of cloud orchestration tools and applications.

Support top-tier customers conducting security-focused code reviews using the Checkmarx Platform. Provide mitigation advice for identified vulnerabilities and create proofs-of-concept based on attack vectors. Conduct static code and software composition analysis on various development languages and open-source libraries.

Senior Front-End Engineer to design, develop, and maintain high-performance applications using React and TypeScript. Ensure a seamless user experience by implementing best-in-class UI/UX practices. Collaborate with product and design teams to translate wireframes into functional UI. Contribute to the Front-End Engineering Chapter and mentor junior engineers. Requires 5+ years of front-end web development experience, with at least 2 years in a Senior role. Solid expertise in React and TypeScript, CSS, and experience with REST and GraphQL APIs. Strong command of front-end security principles and performance optimization. Professional proficiency in written and spoken English.

Accounting Assistant needed to maintain financial records, reconcile accounts, and prepare reports. Requires a degree in Business Administration, Accounting, or Finance, strong Excel skills, and knowledge of financial statements.

Senior Design Quality Assurance Expert leads quality assurance for digital health products, ensuring compliance with global regulations throughout the development lifecycle. Applies design controls, risk management, and quality standards to software and system solutions. Collaborates cross-functionally and supports documentation, change control, and audit readiness.

Develop and execute product marketing strategies to drive product awareness, user adoption, and commercial growth. Translate technical features into compelling narratives and equip sales and internal teams with marketing assets. Collaborate with cross-functional teams to plan and execute go-to-market strategies and monitor marketing performance.

Green Energy Manager will lead energy sourcing, portfolio optimization, and regulatory compliance for Portugal. Responsibilities include contract negotiations, energy asset deployment, and managing CO2 credit mechanisms. Requires a Master's degree in Engineering or Economics with 5-10 years of experience in utilities or a related field.

Martinhal Resorts seeks a Kids Monitor for its Kids Club. The ideal candidate has a background in education, entertainment, or sports, with experience in 4 or 5-star hotels. Fluency in English is required, along with strong teamwork, communication, and initiative.

HR Generalist will manage HR administration and payroll for employees in Germany and the Netherlands. Collaborate with local HR teams across Europe on workforce planning and provide HR support to managers. Coordinate HR policies, procedures, and processes. Support employees and managers on HR topics such as recruitment, onboarding, performance, and development.

Senior Systems Administrator will provide end-to-end technical leadership for all technologies and systems within the systems engineering domain. This role will lead and assist the team with technology decisions, long-term architectural design, system compliance solutions, and participate in or lead project teams.

Senior Python Developer needed for part-time, project-based AI testing roles. Experience with C, Rust, Go, pytest, and Docker required.