1344 English-speaking jobs in Porto

Backend Software Engineers will build and maintain credit card and payment products using .Net technology. Responsibilities include designing, developing, and testing solutions, collaborating with product managers and QA, and troubleshooting issues.

Senior SAP QM Process Expert needed for S/4HANA transformations in an automotive tech environment. Configure QM processes, ensure data migration, and integrate with MM, PP, SD, and quality solutions. Validate compliance workflows and test configurations.

Senior Civil Engineer to design building hydraulics solutions, ensuring project delivery within deadlines. Requires a Master's degree in Civil Engineering and 10+ years of experience in building hydraulics design. Proficiency in Microsoft Office and AutoCAD, REVIT knowledge is an advantage.

Senior Mechanical Engineer to lead, oversee, and contribute to the development and design of Engineering projects in the industrial sector. Must have a Master's degree in Mechanical Engineering with a focus on Fluid Mechanics and Energy or Production and over 5 years of experience in Industrial Mechanical projects. Proficiency in English and software such as Excel and Caesar II is required.

Senior Network Security Engineer will set up, configure, and support CORE network infrastructure, including firewalls, HLB, DNS, proxies, and more. The role involves designing network solutions, troubleshooting, and optimizing the network environment while introducing automation services.

Linux Infrastructure Architect needed for mission-critical server infrastructure support. Requires experience with Linux administration (RHEL, SLES), OS performance tuning, virtualization, containers, server hardware, and scripting (Python, shell).

Senior QA Testing Specialist with 5+ years of experience in Agile environments. Focus on automation using Selenium, Java, and JUnit, with back-end testing expertise in REST APIs and SQL. ISTQB Foundation Level certification is mandatory. Collaborate with international teams to ensure quality across functional, integration, and system testing levels.

Staff Frontend Software Engineer to design, develop, and architect high-performance, secure, and scalable frontend solutions using React.js and Next.js. Requires 10+ years of experience, mastery of vanilla JavaScript, and a strong understanding of testing methodologies.

Senior Frontend Developer to build sophisticated, data-intensive web applications for a fire monitoring and prevention platform. Requires 5+ years of experience with Vue 3, GIS mapping (Leaflet, Mapbox), real-time protocols (WebSockets, MQTT), and video streaming.

Backend Developer to join a cross-functional team working on a global-scale telecommunications project. Solid experience with cloud platforms, API design, and CI/CD pipelines is required. Must be comfortable in agile environments and possess strong problem-solving and communication skills.

Senior Backend Developer will design and build high-performance APIs using Go or TypeScript. Responsibilities include implementing durable execution workflows, building resilient services, and developing the tracking and state management layer. Requires strong experience with Golang/Node.js, Kafka, MySQL, and API security.

Senior Frontend Engineer to design and build high-performance, secure, and scalable front-end solutions using React, Next.js, and modern JavaScript. Expertise in state management, API integration, testing frameworks, performance optimization, and server-side rendering is required.

Senior Machine Learning Engineer to develop and maintain large-scale distributed machine learning systems using TensorFlow, PyTorch, and Scikit-Learn. Build predictive models, optimize ML pipelines, and manage feature stores. Experience with MLOps practices, including CI/CD pipelines, Docker, Kubernetes, and model monitoring is required.

Java Developer to build and maintain data-intensive applications using Hadoop, Spark, and Hive. Requires 3-6 years of Java 8+ experience, knowledge of relational databases and SQL, and proficiency in Linux environments. Must have experience with JUnit, Maven, and Git. Strong communication and problem-solving skills are essential. Portuguese is preferred.

Data Engineer to design, build, and maintain efficient ETL/ELT pipelines using Python, SQL, and Apache Spark. Experience with Data Lakehouse and Medallion Architecture, real-time streaming, and MLOps practices is required.

Machine Learning Engineer will build and deploy production-ready models across recommendation engines, predictive analytics, and classification solutions. Responsibilities include model training, optimization, MLOps pipeline development, and infrastructure management. Requires expertise in Python, TensorFlow or PyTorch, and cloud ML platforms.

Node.js Backend Developer for a company building electric vehicle charging, payments, and ticketing systems. Microservices architecture deployed on AWS, integrating with payment providers and APIs. Requires solid Node.js experience, SQL and MongoDB, and a CS degree.

SAP FICO Consultant to configure processes, identify operational enhancements, and resolve issues. Requires 5+ years of FICO experience, including system configuration, testing, documentation, and user training.

Senior iOS Developer to design, develop, and maintain iOS applications using Swift, Cocoa Touch, and Apple frameworks. Experience with MVVM(-C) architecture, functional reactive programming, and CI/CD tools is required. Must have a strong understanding of SOLID principles and Agile methodologies. Fluent English required.

Senior .NET Developer will implement Search and Subscription features for a public-facing web portal using .NET Core, microservices architecture, and cloud platforms (AWS or Azure). Responsibilities include developing search functionality, implementing subscription features, leveraging containerization with Docker and Kubernetes, and ensuring application scalability and reliability.