1491 English-speaking jobs in Porto

Design and manage scalable cloud infrastructure using AWS services. Build and optimize CI/CD pipelines with a focus on automation. Implement Infrastructure as Code with Terraform or CloudFormation. Ensure platform reliability through monitoring, incident management, and SRE best practices.

We are seeking a .NET Developer with a minimum of 5 years of experience in building and maintaining APIs and backend applications. The ideal candidate will have strong knowledge of C#, Entity Framework, and SQL Server, and experience with REST APIs, microservices, and distributed architecture.

Senior QA Engineer will design, execute, and maintain test cases for REST APIs and web applications. Responsibilities include validating data integrity, developing automation scripts, and collaborating with developers and product owners. Requires 7+ years of experience as a QA Engineer, strong hands-on experience testing REST APIs using Postman, and a solid background in UI testing methodologies.

Security Specialist to perform reviews of Copilot deployments, implement security policies, develop threat models, and handle security incidents. Requires 5+ years cybersecurity experience, 3+ years in Microsoft 365 and Azure security, and proficiency in PowerShell, Python, or C#.

Speechify seeks a Senior iOS Engineer to lead engineering and product decisions for its growing iOS app. The ideal candidate has experience building products for large user bases, a customer-centric approach, and strong technical skills in Swift and SwiftUI.

Frontend Developer to build responsive, accessible e-commerce applications using React and frameworks like Remix, Next.js, or Vue.js. Collaborate with designers, back-end engineers, and project managers.

Financial Controller – IFRS & International Reporting needed for a global insurance group. Ensure timely delivery and validation of IFRS consolidation packages. Perform consistency checks, harmonization restatements, and contribute to the proper accounting presentation of insurance operations. Lead quality controls for IFRS Gap and ensure compliance with internal control requirements. Manage and coach a team, ensuring performance, motivation, and adherence to company policies. Degree in Finance, Management Control, or related field required. 8 to 15 years of experience in financial or management reporting in a multi-entity environment. Strong background in IFRS and storytelling reporting across financial cycles. Fluency in English required.

Data Engineer to join a leading European bank in Lisbon (hybrid). Develop, maintain, and support data pipelines, leveraging large data volumes. Minimum 2 years experience as a Data Engineer, proficiency in SQL, and Python (Pandas).

Develop and maintain Appian applications, including process models, interfaces, and integrations. Collaborate with stakeholders to gather requirements and design solutions. Troubleshoot technical issues and contribute to process improvements.

Content Marketing Associate will create and manage written and visual content for culinary experiences listed on the company website. Responsibilities include writing experience pages, marketing emails, and social media graphics. Requires a Bachelor's degree, 3+ years of content marketing experience, and strong visual editing skills.

Senior Cloud Platform Engineer will design, deploy, and manage Kubernetes clusters for ML workloads. Responsibilities include container orchestration, CI/CD pipelines, Docker image management, infrastructure monitoring, and support for GPU-based workloads.

Lead a team of ML engineers to develop and deploy production ML systems that power clinical care. Drive 0-1 ML initiatives across the AI stack, including prompt engineering, RAG, fine-tuning, and agentic workflows. Collaborate with product and clinical teams to ensure AI solutions improve patient outcomes.

Senior AI Engineer will implement and optimize AI-driven solutions to improve internal operations. Responsibilities include translating strategic objectives into software applications, handling front-end and back-end development, and resolving technical challenges. Requires 3+ years of experience as a Senior Software Engineer with proficiency in JavaScript (React, Node.js), Python, SQL, and LLM APIs. Familiarity with cloud services (AWS, Azure, Google Cloud) and experience integrating AI capabilities into internal tools is preferred.

Senior iOS Engineer will design, build, and maintain iOS applications. Responsibilities include ensuring application performance, quality, and responsiveness, troubleshooting and debugging, and designing user interfaces. Requires 4+ years of experience developing iOS applications, proficiency in Swift, and familiarity with iOS frameworks and cloud message APIs.

Develop, maintain, and improve AI/ML powered products for personalized clinical care. Contribute to end-to-end AI treatment management systems and build AI Care Specialists.

Architect and build scalable data pipelines using Spark, Flink, and Kafka. Migrate workloads to Apache Iceberg and establish a lakehouse architecture. Collaborate with backend engineers on API integrations and data contracts.

The Senior Design Transfer Engineer - Systems Operations ensures product designs are manufacturable, scalable, and production-ready. This role bridges Product Engineering, Process Engineering, Manufacturing Operations, and Quality. Responsibilities include executing design transfer activities, developing documentation, supporting production readiness reviews, and collaborating with Contract Manufacturers.

Designs, maintains, and stabilizes cloud-based infrastructure for data platforms on AWS and Azure. Modernizes infrastructure, migrating from Docker Compose to Kubernetes using GitOps and CI/CD. Troubleshoots issues across infrastructure, Python services, APIs, and databases.

Senior AI Engineer to lead R&D initiatives in AI/ML, focusing on new algorithms, model architectures, and techniques for AI products. Responsibilities include designing PoCs, ensuring MLOps best practices, and establishing scientific evaluation frameworks. Requires an advanced degree in a relevant field, 7+ years of experience in ML/AI engineering, proficiency in Python and ML frameworks, and strong communication and collaboration skills.

Tillster seeks experienced Back-End Developers to build microservices in a serverless architecture. Responsibilities include designing, developing, and testing applications using Java or Typescript, collaborating with stakeholders, and utilizing integration techniques.