English-speaking jobs in Castro Daire

Senior O2C Specialist (German C2+ English C1) in Porto, Portugal. Leads and executes order-to-cash activities, including billing, collections, and dispute resolution. Manages client relationships, ensures compliance with regulations, and drives process improvements. Requires a bachelor's or master's degree, 5-7 years of O2C experience, and fluency in German and English.

Drives new business for Altium's platform solution. Responsible for qualifying opportunities, managing deals, and converting prospects into customers. Requires fluency in English and German, 4+ years of B2B sales experience, and strong communication and organizational skills.

HR Business Partner based in Lisbon or Porto, Portugal. Supports employee career development, provides HR guidance to management, and partners with stakeholders on talent development, performance management, and workforce planning. Requires a degree in Human Resources, Organizational Psychology, or a related field and at least 2 years of experience as an HR Generalist and 3 years as an HR Business Partner. Fluency in English and Portuguese is required.

The International Iberian Nanotechnology Laboratory (INL) seeks a Project Implementation Officer to support semiconductor-related initiatives under the CHIPS Joint Undertaking (CHIPS JU). The role will serve as a point of contact for fabless SMEs and start-ups accessing IC design services, fostering collaboration between industry, research, and public authorities.

Senior Frontend Engineer to build and maintain secure, high-performing web applications using React.js and Next.js. Expertise in state management (Redux), API integration (GraphQL and REST), and testing frameworks (Jest, React Testing Library) is required. Strong understanding of SEO, accessibility, and performance optimization is essential.

Dietary Aides assist residents with meal service, ensuring dietary needs, safety, and cleanliness. Duties include providing meals, recording temperatures, and maintaining kitchen sanitation. High school diploma or equivalent required.

DSR Corporation seeks a UI/UX Designer to create high-performance interfaces for mobile, web, and desktop applications. Responsibilities include designing user flows, UI mockups, wireframes, and prototypes, building design systems, and collaborating with stakeholders.

Investigate and process damage claims, collaborating with internal and external partners to deliver exceptional customer service. Fluent in English and either Italian or Dutch required.

Administrative Assistant supporting claims management operations within a standardized procedure. Responsibilities include delivering statements of situation, updating databases, and managing relationships with internal and external clients. Proficiency in French (minimum B2) and Microsoft Office 365 required.

ASO Specialist will lead strategies to improve visibility and conversion in the Apple App Store. Responsibilities include keyword research, creative asset development, performance analysis, and collaboration with cross-functional teams. Requires 3+ years of ASO or mobile growth marketing experience and a data-driven mindset.

Junior Clearing Officer needed for a major international banking group in Lisbon. The role involves trade allocation and clearing, ensuring smooth trade flow across exchanges. Responsibilities include monitoring trades, performing reconciliations, and managing client communication.

Develop Machine Learning tools for retrobiosynthesis pipelines, including prediction of enzymatic activities, reactions, and enzyme-substrate interactions.

UX Designer needed with 6+ years of experience in both UX and UI. Drive the full product design lifecycle, from user research to UI specifications. Expert proficiency in Figma and experience with Agile methodologies required.

Provide customer support via phone, email, and chat to ensure customer satisfaction. Respond to inquiries, address concerns, and identify issues requiring escalation. Fluent Italian and English speaker with strong communication skills.

Supports the assessment and execution of real estate investment opportunities, with a focus on residential development. Develops financial models, valuations, and business plans. Monitors asset performance and tracks project progress. Prepares investment reports and coordinates with stakeholders.

Provide on-site testing support for a banking client in Porto. Bachelor's degree in Engineering, Computer Engineering, or related field required. Minimum 3 years of experience with C#, .NET, SQL, testing, and automated testing.

Functional Tester with at least 3 years of experience needed. Design and execute manual and automated tests to ensure application quality. Bachelor's degree in Computer Science, Software Engineering, or related field required. Experience with testing tools, Agile/Scrum, and BDD. Good English skills necessary.

Maintenance Technician needed to perform planned and reactive maintenance across building fabric, plant, and equipment. Ensures safe, compliant, and efficient operation of mechanical and electrical systems.

Mechanical Design Engineer intern to support product development for gas water heaters. Responsibilities include tracking project milestones, communicating with suppliers, and creating technical documentation.

Configure email campaign settings, monitor deliverability metrics, and resolve deliverability issues. Maintain domain and IP reputation and analyze campaign performance.