specialist English-speaking jobs in Mafra

Backend Software Engineer writes clean, maintainable code in .NET C# and collaborates on a software development team. Expert knowledge of microservices, event-driven architectures, and tools like Kafka and ElasticSearch is required. The role involves code reviews, documentation, technical guidance, and mentoring other engineers.

Leads operational teams within the EY Viseu Delivery Center, ensuring delivery excellence for Finance & Accounting Managed Services. Manages end-to-end F&A processes, monitors performance, and acts as the operational point of contact for clients and stakeholders. Contributes to process optimization and automation initiatives.

Data Engineer to design, build, and maintain batch and real-time data pipelines for analytics, machine learning, and business intelligence. Will support Data Scientists in deploying and monitoring models. Requires experience with distributed data processing, containerization, and Python.

Marketing Data Analyst will analyze customer journey data to understand acquisition, retention, and performance trends. Responsibilities include evaluating experiments, identifying friction points, and building dashboards to support data-driven decision making. Must have 3+ years of analytics experience, strong SQL skills, and experience with BI and visualization tools.

The Host will welcome and assist guests, ensuring a personalized and memorable experience. Responsibilities include check-in/check-out, managing reservations, providing information about hotel services and local attractions, and handling guest requests.

Designs and operates core services for secure, fault-tolerant cross-chain transactions within the CCIP protocol. Improves system reliability, performance, and security under adversarial conditions. Builds backend services that coordinate fast cross-chain transactions and enable seamless integration across blockchain ecosystems.

Regulatory Affairs Specialist will ensure EU chemical regulation compliance (REACH, CLP) by managing regulatory data, preparing reports, and collaborating with cross-functional teams.

QA UAT Tester will ensure the Hugo Boss In-Store App, Customer Account, and Loyalty program meet business requirements. Responsibilities include defining test structures, developing test plans, conducting end-to-end business testing, and ensuring data quality.

Provide customer support to Czech-speaking customers via phone, email, and chat. Maintain accurate records and ensure high customer satisfaction. Must be native Czech and have good English skills.

Data Scientist to develop analytical and machine learning models, conduct EDA, and evaluate ML models. Requires Python, SQL, and experience with supervised/unsupervised ML.

Power BI Engineer to design, build, and maintain dashboards and reports for a European data function. Responsibilities include data validation, report maintenance, and collaborating with stakeholders across multiple data domains. Requires strong Power BI, SQL, and data analysis skills.

Delivery Manager for Payment Services will lead and manage a team of 30+ employees, overseeing operational activities and collaborating with client operational managers.

The Buyer is responsible for defining and implementing purchasing strategies, ensuring alignment with Group and site objectives. They manage supplier relationships, negotiations, and performance while contributing to continuous improvement and cross-functional collaboration.

Iterable is seeking an Engineering Manager to lead the Nexus Team in Lisbon. This team owns the front door to Iterable, responsible for authentication, login, SSO/SAML, MFA, organization and project creation, access control, and RBAC frameworks. The team operates critical, high-traffic systems including event processing, link tracking, and billing pipelines.

Translational Biopharmaceutics Scientist to support the scientific translation of pharmaceutical design into predicted in vivo performance. Develop IVIVC/IVIVR frameworks, integrate CQAs with biopharmaceutic and pharmacokinetic rationale, and contribute to PBPK and predictive modeling strategies.

Drive territory growth by achieving sales targets and building customer partnerships. Analyze account strategies, develop business plans, and present value propositions to influence buying behaviors. Collaborate with colleagues and other commercial teams to deliver business objectives.

Assists in leading the property's segmented sales effort and achieving segment revenue goals. Develops and executes sales strategies, maximizes revenue, and manages sales activities. Analyzes sales and financial data, ensuring exceptional customer service, and building successful relationships with stakeholders.

Design, develop, and maintain full-stack applications using modern frameworks and tools. Collaborate with cross-functional teams to ensure system integration, testing, and deployment. Proficient in JavaScript/TypeScript, Python, Java, and front-end/back-end technologies.

AI Engineer will lead the research and development of AI-based solutions for mental health applications, including designing, training, and deploying ML/DL models. Responsibilities encompass data management, MLOps pipeline development, and collaboration with cross-functional teams.

Edit and proofread Portuguese-language content for grammar, spelling, punctuation, syntax, and clarity. Ensure consistency in tone, style, formatting, and terminology. Improve structure, readability, and logical flow.