specialist English-speaking jobs in Mafra

Evaluate AI-generated responses, apply guidelines, and ensure high-quality annotations for Large Language Models (LLMs).

Hospitality & Investor Experience Intern to support investor visits and create exceptional experiences. Responsibilities include itinerary planning, guest coordination, accommodation arrangements, and logistics support.

Bartender needed for a thriving aparthotel group. Must have prior experience in a similar role and be passionate about creating memorable guest experiences. Responsibilities include representing the brand, mastering operations, and providing excellent customer service.

Provide attentive and personalized food and beverage service to guests. Guide guests through the menu, offer recommendations, and answer questions about food, wine, and cocktails. Maintain cleanliness and organization of service areas. Deliver a seamless dining experience that reflects Four Seasons standards.

Manage and grow a portfolio of strategic advertisers and agency partners. Develop account growth plans focused on revenue expansion, retention, and client satisfaction. Recommend integrated advertising solutions across OLX's ecosystem. Lead commercial negotiations and manage the full sales cycle.

Key Account Manager will build and manage client relationships, supporting their streaming strategy. Responsibilities include coordinating meetings, managing commercial aspects, and ensuring alignment with contractual terms. Requires experience in key account management, tech-driven environments, and the streaming media industry. Fluency in English and proficiency in Excel, PowerPoint, and Google Suite are essential.

Buyer will manage the Call for Tender (CFT) and supplier selection process, draft and negotiate contracts, and manage contractual requirements. The role requires 2-5 years of procurement experience, strong negotiation and SRM skills, and fluency in English.

Lead technical expert in UiPath, designing and implementing automations using Studio, Maestro, Robots, APIs, and Agents. Requires strong C#/.Net and Python skills, experience with BPM, RPA, and AI technologies, and knowledge of cloud platforms (Azure preferred). Leads automation workstreams, mentors engineers, and collaborates with architects, consultants, and IT teams.

We are seeking a Junior SharePoint Developer to design, develop, and improve SharePoint solutions in on-premises and cloud environments. The ideal candidate will have a background in Computer Science or Information Technology and experience with SharePoint Online, SharePoint On-Premises, Office 365, and SharePoint Document Management Solutions. Familiarity with SPFx, React, SharePoint Framework, REST APIs, SOAP APIs, and Web Services is also required.

Learning and Development Coordinator to manage training programs, administer sessions, and monitor training effectiveness. Requires a Bachelor's degree in Human Resources or related field, 3-6 years of experience, and proficiency in Microsoft Office and LMS.

Experienced Regional Asset Lead to manage and support a team of Asset Analysts across the UKI & Nordics region. Responsible for executing regional fleet strategies, ensuring process consistency, and driving performance in line with customer satisfaction, unavailability, and infleet goals.

The Product Manager Aluminum Hardware will identify customer needs and business objectives. They will propose and promote product ranges to increase sales. Responsibilities include developing product pricing and positioning strategies, translating product strategy into requirements, and working with engineering teams. The ideal candidate will have a Bachelor's degree in mechanical engineering or a related field, fluency in Portuguese and English, and proven experience in product management.

This role involves owning and leading the definition, execution, and maintenance of end-to-end product flows for merchants across all Riskified's commercial use cases. You will work closely with Engineering, Product Design, Data, and BI teams to translate complex challenges into scalable product solutions. You will also partner with GTM and Account Management teams to drive product adoption and support growth, retention, and expansion goals.

Project Manager needed for energy sector projects (BESS, Substations, Grids, Renewables, Green H2). Requires Master's in Electrical Engineering, 5+ years experience, and strong project management skills. Fluent English required.

As a Costing Specialist, you will support the Advanced Purchasing Department in defining and updating material costs within SAP. You will prepare cost estimates, launch price inquiries, and collaborate with R&D to analyze new parts.

This trainee role in Global Risk and Reporting focuses on Operational Risk, Climate & Environmental risks, and the Risk and Control Self-Assessment (RCSA) process. The successful candidate will support risk framework development, reporting, and RCSA activities, including risk identification, documentation, and mitigation tracking.

Oversee and validate MEP designs for a luxury residential community, ensuring coordination with architecture, structure, interiors, landscape, and infrastructure. Manage external consultants, review designs, identify risks, and resolve conflicts.

Designs, builds, and operates automated processes on the Celonis platform to resolve customer cases. Develops data models, pipelines, and automations, integrating with Flix backend systems and AI-driven customer contact channels. Owns and ships solutions handling transactions at scale, ensuring reliability, scalability, and error handling. Collaborates with business users, data analysts, and IT engineering. Documents technical and data requirements and ETL and automation work. Requires 3+ years of experience building production automations on process orchestration platforms, strong SQL and data modeling skills, and experience with enterprise systems and integrations.

Senior QA Automation Engineer needed for a business investment banking project in Lisbon. Minimum 5 years in QA/Software Testing required, with 3+ years in API and desktop automation using Karate Framework, FlaUI, WinAppDriver, and C#. Experience with Jenkins, Bitbucket, Artifactory, Jira, and Windows VMs is also required.

Senior Windows Systems Engineer to manage and administer multi-domain Active Directory environments, oversee privileged access management, and implement Windows Server hardening and security compliance. Requires advanced expertise in Windows Server administration, Active Directory, GPO, and security group management. Experience with automation tools like PowerShell, Ansible, and Terraform is essential.