6640 English-speaking jobs in Lisbon District

Senior Machine Learning Engineer will design, implement, and maintain reusable platform components for data and AI use cases. Responsibilities include building ML lifecycle tooling, GenAI-specific components, and supporting internal teams. Requires 5+ years of AI experience, cloud platform experience, infrastructure-as-code experience, and Python proficiency. Experience with ML workflows, Kubernetes, and LLMs is essential.

Portuguese language expert needed to train AI models. Evaluate model performance, document errors, and suggest improvements. Master's or PhD in Portuguese language, linguistics, or related field preferred.

We seek Alentejano language specialists to train AI models. You will converse with the model, verify accuracy, document errors, and suggest improvements. A bachelor's degree in a related field is ideal, but native fluency and experience in teaching, translation, or linguistic projects are also valued.

Nortenho language specialists are needed to train AI models. Responsibilities include conversing with the model, verifying accuracy, documenting errors, and suggesting improvements. A bachelor's degree in Nortenho language, linguistics, or a related field is ideal, but native fluency and experience in teaching, translation, or linguistic projects are also valued.

Healthcare Integration Specialist will design, develop, and implement healthcare integration solutions. Responsibilities include collaborating with stakeholders, supporting interoperability initiatives, and troubleshooting integration issues. Requires a Bachelor's degree and 4+ years of experience in healthcare integration, software development, or a related field. Experience with Mirth Connect, .NET, Java, JavaScript, XML, SOAP, and Web Services is essential.

Project Manager to oversee feature development from specification to launch across engineering, design, legal, compliance, marketing, and support. Requires 4+ years of project management experience, technical background, and proven ability to collaborate with diverse stakeholders.

Project Manager to oversee feature development from specification to launch across engineering, design, legal, compliance, marketing, and support teams. Requires 4+ years of project management experience, technical background, and proven ability to collaborate with diverse stakeholders.

Senior QA Engineer ensures product quality and user experience through manual and automated testing. Responsibilities include designing test cases, performing exploratory testing, identifying and documenting defects, and collaborating with development teams. Requires 5+ years of QA experience, including automation testing with JavaScript, TypeScript, Node.js, Selenium, Cypress, Playwright, Appium, Espresso, or XCUITest.

As a member of the AI model team, you will drive innovation in training and optimizing vision-language models. Your work will span the full model development lifecycle, from data curation and training pipeline design to model evaluation and optimization. You will design and implement post-training pipelines, develop and maintain multimodal datasets, and drive model efficiency and deployability. You will also design and implement evaluation frameworks, build and scale training workflows, and stay current with the latest research in multimodal learning.

Social Media Manager to develop and implement social media strategies for Tether tech products and events. Manage content creation, posting schedules, and community growth across platforms. Collaborate with product managers and partners to drive awareness and track campaign performance.

Internal Audit Manager to execute global internal audit program, assessing controls, governance, and risk management across financial, operational, and technology areas. Requires 5-8 years of experience in financial, operational, and technology risk domains, with a CPA, CA, or CIA. Strong knowledge of blockchain, DeFi, and crypto custody models preferred.

Software Engineer to design, develop, and deploy scalable web solutions for satellite payload control systems. Collaborate in an agile, international environment using SCRUM methodologies.

Lisbon Polytechnic Institute seeks an Adjunct Professor to teach and design curriculum units in Communication Theories. Applicants must have a doctoral degree in Communication Sciences or a specialist qualification in Communication Theories and demonstrate teaching experience.

The Time & Attendance Specialist ensures accurate and efficient management of employee time and attendance activities, focusing on legal compliance and exceptional employee experience. This role requires strong experience in managing employee lifecycle events, excellent communication and problem-solving skills, and proficiency in English. The specialist will collaborate with internal and external stakeholders, advise on employment legislation, and contribute to process improvements.

Design, build, and operationalize AI systems that transform unstructured data into scalable, production-ready services. Develop and maintain production-ready AI services and APIs. Productionize machine learning and Generative AI solutions, including model packaging, deployment, and lifecycle management. Collaborate with Data Scientists, Data Engineers, and Application Developers to produce models and deliver enterprise-grade AI solutions.

Develop and maintain a real-time analytics platform for trading data visualization. Design scalable UI architectures and implement high-performance interfaces using React, NextJS, and grid solutions. Ensure code quality through testing and contribute to technical analysis and documentation.

Conversational Agent AI platform Engineer needed for a national project. Develop and maintain conversational agent use cases, including onboarding new use cases, technical support, and environment creation. Strong Python skills and experience with data pipeline development (Airflow), API management, and data preparation (Elasticsearch) are required. Collaborate with various teams to ensure seamless integration and delivery of technical components. Participate in agile ceremonies and contribute to the continuous improvement of the platform.

Senior Data Product Manager with 5+ years of experience in data platforms, analytics engineering, and product lifecycles. Expertise in data modeling, governance frameworks, and cloud data warehouses. Strong problem-solving and analytical skills with experience in agile methodologies. Fluency in English required.

Senior .Net Backend Developer will participate in an agile software development lifecycle, including technical analysis, documentation, development, testing, and code reviews.

Node.js Developer with 3+ years of experience and AWS expertise (Systems Manager, S3, SAM, Lambda, AppStream 2.0, EC2) needed. Must have RESTful API experience and excellent English communication skills.