Empregos de python backend engineer em Lisboa

A2It Tecnologia is seeking a Senior AI Engineer to design and optimise AI-powered features with a focus on LLMs, RAG, and AI agent orchestration. This is a remote-from-Portugal role with a fixed-term contract until 31 December 2026. You will design AI/LLM services, develop RAG pipelines, and implement LLMOps, CI/CD, and testing while collaborating with a...

Mechanical Engineer with Python Experience - Freelance AI Trainer This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English. At Mindrift, innovation meets opportunity. We believe in using the power of collective...

Empresa de tecnologia procura Engenheiro de Dados Python Sénior com experiência em pipelines de dados, SQL e plataforma Dataiku. Necessário conhecimento financeiro e fluência em inglês.

A ADENTIS Portugal está à procura de um Engenheiro de Software Backend com pelo menos 3 anos de experiência em Java para integrar equipas de desenvolvimento numa abordagem orientada a serviços. Competências em APIs REST/GraphQL, microserviços e soluções IAM (Keycloak/Okta) são essenciais. Procuramos quem domine mensageria, qualidade de código e...

A stealth-mode startup in Portugal is seeking a Backend Engineer (Node.js/NestJS) to build and maintain a proxy backend for their AI platform. The ideal candidate will be experienced in Node.js and NestJS, familiar with databases like PostgreSQL and Redis, and comfortable working closely with C++ engineers. This role offers competitive compensation and the...

Zego is hiring in Portugal to build real-time, AI-driven insurance infrastructure. You will own backend microservices, drive architectural decisions and ship valuable features with a cross-functional team. The role emphasizes speed, ownership and high-quality code, with a strong climate for experimentation and ownership of impact. The position offers remote...

act digital is seeking a Junior Java Backend Developer to join a collaborative engineering team in Lisbon. You will develop and maintain Java microservices, build RESTful and GraphQL APIs, and contribute to automated testing and CI/CD gates while learning from senior engineers. You will gain exposure to modern Identity & Access Management technologies such...

A Ankix procura um Senior Java Backend Developer para um modelo híbrido em Lisboa. Requer-se licenciatura relevante, forte experiência em Java com Spring Boot, e competências em microserviços, IAM (Keycloak/Okta) e padrões de arquitetura.Fluência em inglês é valorizada, com salários entre 29.000€ e 33.000€ brutos anuais. A função envolve...

A fast-growing SaaS company in Portugal is seeking a Backend and Systems Engineer for a full-time remote role. You will be responsible for implementing and maintaining backend services, primarily using Python and FastAPI. The ideal candidate has 3+ years in software engineering, strong backend skills, and experience with cloud platforms. This position offers...

Iterable, Inc. is seeking a Software Engineer II to build scalable web applications from a largely remote position. You will contribute to production-ready services and collaborate across teams using a modern stack including Scala/Java, Elasticsearch, Postgres, Docker/Kubernetes, Kafka, and AWS. English fluency and EU work authorization are required. The...

A leading tech company in Lisbon is seeking a Test Analyst / QA Engineer. In this role, you will focus on backend testing, requiring at least 3 years of experience in software testing and strong SQL skills. Familiarity with tools like Postman and JIRA is essential. This position offers a hybrid working environment that supports your professional growth....

Siemens AG Portugal Tech Hub in Lisbon/Amadora area is seeking an experienced Java Developer to solve challenging technical problems, understand complex applications, and turn existing solutions into more maintainable, reliable, and secure software.You will join an international project environment where you'll have the opportunity to take ownership, improve...

A Shore procura um Senior QA Engineer para liderar a automação de testes de serviços backend e APIs REST em Lisboa/Porto, em regime híbrido. A posição envolve definir estratégias de teste, colaborar com Product Owners e developers, e garantir a qualidade nas pipelines de CI/CD.O candidato ideal tem experiência sólida com Java, Spring Boot, SQL e...

Genesis Digital Solutions is seeking a Mid-Level Java Backend Developer in Lisbon to design and build scalable microservices for Checkout, MyAccount, and Order Processing features. You will own features end-to-end, from architecture discussions through deployment, while guiding junior engineers and aligning with engineering standards.You'll work on IAM...

THE VAULT is hiring a Staff Engineer to design and ship the custody platform's hardest backend code. This is a hands-on IC role with technical leadership, guiding architecture and RFC-driven initiatives, while mentoring senior engineers.You will own end-to-end features, drive high-load, multi-tenant SaaS systems, and ensure secure, auditable data models....

A IRIUM Portugal procura um Desenvolvedor Backend Java Sênior para um projeto de tecnologia internacional com APIs escaláveis e microserviços modernos. Requer experiência robusta em Java, Spring Boot e arquitetura de microserviços, bem como design de APIs REST/GraphQL e documentação OpenAPI/Swagger.Você irá trabalhar com autenticação...

Devoteam Portugal is seeking a Senior Backend Engineer to join our Nearshore team, collaborating with an international client in the UK. You will build, evolve, and maintain scalable backend applications using Node.js and ExpressJS, delivering robust APIs and high-performance services.We value strong experience with SQL databases, Docker, and secure...

Job DescriptionJoin us at SIXT as a Backend Engineer and immerse yourself in an exciting journey of tech innovation in the heart of Lisbon!We are seeking a skilled Backend (Java) Developer to join out technology team who has the hunger to solve our complex technical and business challenges. We are building a next generation mobility ecosystem based on...

## Java Software Engineer - Air Traffic Management Apply: Hybrid: Paço de Arcos - Q45: Full time: Posted Today: R******* Location: Paço de Arcos - Q45, Portugal For more than 35 years, Thales acts in Portugal for global **Defense and Aerospace markets** and promotes and delivers innovative solutions that enhance its customer's critical systems ́ security,...

A IRIUM Portugal procura um Desenvolvedor Backend Java Sênior para um projeto de tecnologia internacional com APIs escaláveis e microserviços modernos.Requer experiência robusta em Java, Spring Boot e arquitetura de microserviços, bem como design de APIs REST/GraphQL e documentação OpenAPI/Swagger.Você irá trabalhar com autenticação...