1390 English-speaking jobs in Porto

Develop and maintain fullstack applications using Java and Angular. Design and implement RESTful APIs and backend services using Java. Build responsive user interfaces with Angular.

As a functional administrator, you will ensure the smooth operation of the Financial Consolidation tool and provide level 1 user support during quarterly closings. You will manage data entry and consolidation environments, security modules, and data transfers. You will also participate in process improvements and data knowledge development.

Fullstack developer with 4+ years of experience in Java and Angular sought for a hybrid role in Porto or Lisbon. Must have experience with Java Spring Boot and web development.

DevOps / Automation Engineer needed for Tendem project. Design, deploy, and maintain infrastructure for automation workflows, ensuring system stability, scalability, and high availability.

Freelance AI Workflow Engineer to design, build, and optimize AI-powered automation systems for content generation, communication, and outreach. Requires 3+ years of experience in AI automation, prompt engineering, and LLM API integrations.

Freelance Junior Journalist will train AI models to understand and generate human-like text. Tasks include crafting responses, generating prompts, defining scoring criteria, and ensuring quality.

Systems Engineer (Windows & Linux) to join a nearshore team supporting international clients. Design, operate, and improve hybrid infrastructures, including containerized platforms and cloud environments. Experience with automation, scripting (PowerShell), and monitoring tools (Zabbix, ELK) required. Strong English communication skills essential.

Integration Tech Lead (Mulesoft focused) to design, develop, and implement integration solutions using the MuleSoft Anypoint Platform. Collaborate with architects and teams to define integration best practices and ensure code quality, performance, and security. Mentor developers, contribute to integration lifecycle management, and troubleshoot complex integration issues.

Jobbex is seeking a Database Administrator DB2 LUW (Linux) to join a client's team. Responsibilities include analyzing, monitoring, and optimizing DB2 database instances on Linux environments, ensuring performance, stability, and scalability. The role requires 5+ years of DB2 LUW administration experience, strong Linux administration skills, and expertise in SQL performance tuning and stored procedure optimization.

Lead AI Engineer will define and lead AI architecture, evaluate technologies for LLMs, NLP, and Document AI. Design document processing pipelines, develop AI copilots, and integrate AI capabilities into the platform.

Develop and integrate speech and NLP pipelines, including ASR, NLU, and intent/slot models. Optimize models for latency and resource constraints, define evaluation strategies, and collaborate with teams to ensure production-ready solutions.

Develop document processing pipelines and implement solutions using Large Language Models (LLMs). Build Retrieval Augmented Generation (RAG) systems and chatbots. Integrate AI models with APIs and backend microservices.

Design, implement, and maintain network infrastructure. Analyze network performance, configure network devices, and resolve network incidents. Maintain network documentation and participate in network-related projects.

Lead AI Engineer will design, integrate, and optimize LLM-powered features. Responsibilities include building classification, summarization, and action orchestration capabilities, developing data pipelines, and collaborating with engineering and data teams.

Data Scientist to build predictive models, recommendation systems, and experimentation frameworks for user engagement, LTV, and fraud detection in a high-scale product environment. Requires 3+ years of experience in Data Science, Python (Scikit-learn, XGBoost/LightGBM/CatBoost, PyTorch), and Advanced SQL. AdTech knowledge and strong communication skills are essential.

Senior Data Engineer with proven experience in Azure Data Factory, Databricks, ETL, and ELT. Expertise in SQL, Python, and data modeling methodologies. Strong communication and collaboration skills.

Staff Data Engineer with 9+ years of experience required. Expertise in SQL, Python, Azure Databricks, ETL, ELT, and data modeling methodologies. Experience building data pipelines and cloud Azure services. Strong communication and collaboration skills.

Data Scientist to design, develop, and validate analytical and machine learning solutions. Strong Python, pandas, NumPy, scikit-learn, and SQL skills required. Proven experience building and evaluating machine learning models, including supervised and unsupervised approaches. Experience with cloud platforms (AWS, Azure, GCP) and MLOps fundamentals is a plus.

Java Engineer to design, develop, and evolve backend systems. Experience with Java 8+, Spring/Spring Boot, RESTful APIs, and relational databases required.

Expert .NET developer with strong C# and Angular skills sought to lead internal framework development. Responsibilities include new feature development, code reviews, architecture research, and mentoring. Must have exceptional English communication skills and a high standard for code quality.