assistant English-speaking jobs in Barreiro

Capgemini Engineering seeks a System Administrator Engineer with 2-4 years of experience. Requires expertise in Windows Server, Linux systems, Microsoft SQL Server, and networking. Experience with virtualization, cloud platforms, and monitoring tools is essential.

Cyber Security Architect professionals will design secure IT and cloud architectures, review technical solutions, and ensure alignment with security standards. They will support cloud security, IAM, network segmentation, and DevOps security integration.

INESC TEC is offering a 5-month Research Initiation Grant for a First Stage Researcher (R1) in computer science. The project focuses on processing algorithms and artificial intelligence for analyzing physiological signals and identifying patterns in physical activities.

BIOPOLIS Association seeks an Auxiliary Researcher with a PhD in Biology or related field for a 9-month fixed-term contract.

Design, build, and maintain data pipelines connecting applications, events, and external sources to Snowflake. Work with Kafka, Schema Registry, and event-driven architectures to power real-time data products. Leverage AWS tools to build scalable, containerized data services. Implement testing frameworks, monitoring, and alerting for data pipelines. Collaborate with analysts, business stakeholders, and product teams to translate requirements into data solutions.

Lead the end-to-end search experience for the consumer app, defining and executing a product strategy aligned with Booksy's marketplace growth.

Research Fellowship for Masters-InovArt3D. The fellowship is for a Master's degree in Mechanical Engineering, Materials Engineering, Biomedical Engineering, or related fields. The work plan involves material selection, design, micromachining, additive and subtractive manufacturing, material characterization, and microstructural and mechanical analysis. The fellowship is for 12 months with a starting date in March or April 2026.

Senior Video Editor needed to create high-performing, polished educational and marketing videos. Must have 2-5+ years of video editing experience, strong motion graphics skills, and proficiency in editing tools like Adobe Premiere Pro.

BI Developer needed to design, develop, and maintain BI solutions, including reports, dashboards, and data models. Will translate business requirements into scalable data models and visualizations. Requires strong SQL skills, experience with a BI tool (e.g., Power BI, Tableau, Looker), and data modeling concepts. Must be based in Portugal or Spain.

As an Account Manager in the Growth team, you will ensure partner engagement and retention. You will develop and execute plans to grow the portfolio through promotions, marketing activations, and selling positioning assets. You will identify new assets to sell to partners, evaluate marketing activations performance, and maintain good relationships with partners.

Project Coordinator with proven experience (min. 1 year) managing project plans, resources, and communication between internal and external stakeholders. Fluency in English and French required.

Design, develop, test, and deploy high-quality OutSystems applications. Collaborate with team members to solve problems and develop custom components. Ensure application performance, quality, and responsiveness. Provide technical guidance to the team, review code, and share knowledge. Stay up-to-date with OutSystems platform features.

The Laboratory of Applied Artificial Intelligence at IPCA is offering a research grant for a Master's degree student in Industrial Design or Product Design. The project is titled "DRIVOLUTION - Transition Agenda for the Factory of the Future".

Bartender to prepare and serve cocktails and beverages at a refined restaurant in Comporta. Previous bartending experience, excellent presentation, and strong communication skills required. Good English fluency is mandatory.

This Research Fellowship supports a Master's student in Extragalactic Astrophysics. The successful applicant will contribute to the optimization and evaluation of machine learning models for photometric sequence modeling. Tasks include data cleaning, training neural networks, benchmarking, and assisting with scientific publications.

Two Master Research Fellowships are available within the scope of the R&D project BE@T – Bioeconomy in Textiles. The fellowships are intended for holders of a Master’s degree in Fashion Communication Design, Design and Innovation of Textile Products, Clothing and Accessories, Textile Engineering, or related fields. The fellowships will be awarded to candidates who demonstrate a strong academic background, relevant experience, and a clear understanding of sustainable textile and clothing design. The work plan will focus on delivering training in sustainable textile and clothing design and eco-engineering within the textile supply chain. The fellowships are for 4 months with the possibility of renewal. The amount of the grant is €1309.64 per month.

Lead and inspire a team of mobile engineers in OLX's transition to Flutter. Manage projects, define scope, and collaborate with cross-functional teams to ensure successful implementation.

Lead a team of customer retention specialists for a leading telecommunications company. Minimum 2 years of Team Leader experience in a call center environment required. Fluent in German (C2 level) and English.

The SocialDigital Lab for Public Policy is seeking a Research Grant holder to define and automatically calculate data-based performance indicators measuring the impact of research on society, academia, and public policy. The successful candidate will develop and use these indicators in a dashboard, analyze data from various sources, and contribute to the lab's activity reports. Applicants must hold a bachelor's degree in a relevant field, be enrolled in a master's program or non-degree program, and have experience in programming for machine learning, training large language models, and using management platforms for large language models.

Data Scientist will solve business challenges using analytics, predictive modeling, and machine learning. Develops and deploys products, consults clients, and collaborates with technical teams. Requires a Master's degree, 2+ years of experience, proficiency in Python and SQL, and strong communication skills. Native Portuguese speaker and fluent English (C1) required.