specialist English-speaking jobs in Mafra

Team Leader for Extended Warranty Management (EWM) in Porto. Manages a team, validates claims, communicates with internal and external departments, and ensures compliance with quality and security standards. Requires experience in team management, excellent communication skills, and fluency in French and English.

QA Team Lead will shape quality practices, coach team members, and drive AI tool adoption. Responsibilities include partnering with development and UX, ensuring quality standards align with business priorities, and championing the use of AI in testing. Requires proven experience in QA leadership, test automation, agile methodologies, and experience with AI coding assistants.

Alfresco Developer and Administrator needed for hybrid role in Lisbon. Responsibilities include system administration, development and customization, upgrades, integration, support, and documentation. Core technologies include Alfresco Content Services, Java, Spring Framework, JavaScript/TypeScript, Apache Solr, and relational databases.

Liaison with global research institutes and universities to identify emerging semiconductor technologies and trends. Structure and support joint research programs and act as a technical interface between partners and internal stakeholders.

As a 2D Game Artist, you will contribute to the ideation and execution of a game's vision, design UI, create 2D assets, and iterate based on feedback. You will work in a collaborative environment to develop and test new hyper casual game prototypes.

Provide customer support for banking, investing, and account management inquiries in Dutch and English. Troubleshoot issues and escalate complex cases.

Head of Talent will build a world-class recruiting function and own hiring strategy, sourcing, process design, and closing. You will help create a high-performing culture and own the operational backbone of the company, including payroll, equity administration, onboarding, and compliance. Proven track record hiring exceptional people and experience building culture in fast-growing companies is required.

Ostra Uva, a seafood and wine bar, seeks a motivated Cozinheiro/a de 2.a / 3.a to assist the kitchen team. The role involves seafood preparation, following technical sheets, and maintaining kitchen organization and hygiene standards. Previous kitchen experience is preferred.

Senior Supply Chain Solutions Specialist will build and manage customized supply chain solutions for client delivery projects. This role requires 5+ years of experience in supply chain management, vendor management, or project management, ideally in localization and/or data services.

Business Development Manager to drive $200K+ monthly revenue through enterprise deals in the crypto space. Requires 7+ years of institutional sales experience, a strong network of institutional relationships across EMEA, and deep understanding of cryptocurrency regulations. Responsibilities include building and managing a self-generated pipeline, acquiring and growing clients, and navigating complex sales processes.

Graduate Mechanical Engineers will assist in the design, installation, and commissioning of mechanical systems on large-scale data center projects. Responsibilities include reviewing drawings, coordinating site works, and ensuring compliance with standards.

Technical Support Representative providing Spanish-language assistance to motor insurance clients. Analyzes insurance scenarios, troubleshoots technical issues, and collaborates with teams to improve service delivery. Requires high school diploma, native Spanish fluency, Portuguese or English proficiency, call center experience, and automotive mechanic experience.

Teach English to children ages 4-12 through live online lessons. Minimum 2 years of experience teaching English to children required. Must be comfortable with online teaching tools and have excellent English communication skills. Degree in a related field preferred. Commitment of at least 30 hours per week.

Provide technical customer support to Arabic speakers via phone, email, chat, and social media. Handle pre-sales questions, troubleshooting, and general inquiries. Must be a native Arabic speaker with English at B2 level and experience in paid campaign management.

Provide customer support via live chat and email for a globally recognized platform. Troubleshoot issues, assist with account and technical questions, and ensure a high-quality customer experience. Fluent German (B2+) and English required.

AI Engineer will lead AI and Machine Learning projects, developing scalable solutions for transformational programs. Collaborate with multidisciplinary teams to deliver AI-driven products and services. Deploy, productionize, and integrate AI models with enterprise systems.

Senior Full-Stack Developer will design, architect, and implement backend services, microservices, and internal tooling. Build modern, responsive, and performant frontend applications using React, TypeScript, and Tailwind. Develop and maintain RESTful and GraphQL APIs. Collaborate with product and design to craft intuitive user experiences. Deploy and manage containerized applications using Docker and Kubernetes. Troubleshoot production issues, performance problems, and service reliability incidents.

HR Trainee to monitor training indicators, support operational processes, and assist with internal initiatives and communication projects.

Design and develop generative AI solutions, build scalable APIs and systems, and collaborate in agile teams. Requires strong Python skills and experience with cloud platforms.

Senior Data Platform Engineer will lead the development of AI-ready data platform foundations, including data quality, contracts, observability, and self-service tooling. Responsibilities include administrating, provisioning, and monitoring platform products, developing and enhancing application infrastructure, and guiding development teams.