11,566 GraphQL jobs
Open roles that use GraphQL for API design and data fetching.
Java Developer & Consultant in Portugal (m/f/d)
Java developer/consultant at beON consult, an IT consultancy, based in Portugal, building highly scalable microservices in agile teams with a you-build-it-you-run-it culture. Core stack: modern Java (11+), Spring Boot, Apache Kafka, Elasticsearch, Spark, Docker/Kubernetes, and AWS.
Senior Java Developer: Cloud, Kafka & GraphQL APIs
Senior Java developer on Aubay Portugal's hybrid team in Lisbon/Porto, building and maintaining Java and Spring Boot applications and designing cloud solutions on AWS or Azure, working with Terraform, Kubernetes, Kafka, GraphQL, and GitHub.
Lisbon Hybrid Java Developer - Microservices & React
Hybrid Java Developer role in Lisbon building backend microservices in Java and frontend features in React. Core work involves REST and GraphQL APIs with OpenAPI documentation and IAM integration using Keycloak and Okta (OIDC/RBAC), in a collaborative cross-functional team.
Senior Java Developer - Remote (Portugal)
Senior Java Developer at Ankix, remote within Portugal, building scalable, robust microservice-based solutions. Day to day centers on Java with Spring or Micronaut, REST/GraphQL APIs, observability and CI/CD, with exposure to Docker, Kubernetes, Terraform and cloud.
Senior Java Developer (M/F) - Remoto
Senior Java developer (7+ years) joining a challenging project at Ankix, working fully remote from Portugal. Day-to-day: building scalable microservices in Java 17/21 with Spring or Micronaut, on Azure with Terraform/Docker/Kubernetes, MongoDB/MySQL, and CI/CD with observability via OpenTelemetry/Dynatrace.
Senior Full-Stack (Node/React) Developer
On-site senior full-stack developer in Lisbon building and scaling BrainRocket's proprietary fintech payments platform: payment-provider/bank integrations and new features end to end. Core stack is Node.js, React, TypeScript, NextJS/NestJS, GraphQL, RabbitMQ, Redis, MongoDB/MySQL.
Senior Software Engineer
Senior Software Engineer on Aceve's PHP backend team, designing and maintaining backend services and web apps for SaaS that helps construction and skilled-trade businesses manage projects and teams. Core stack: PHP, Laravel, Eloquent, GraphQL, and Microsoft SQL Server, with PHPUnit testing, DevOps/CI-CD, and Jira/GitLab.
Java Backend Developer – Microservices (Hybrid, Lisbon)
Java backend developer building scalable microservices, REST/GraphQL APIs and identity management (Keycloak/Okta) for an international luxury-goods unified commerce project. Hybrid role in Lisbon (3 days in office) with a stack including AWS SQS, Solace, SonarQube and Snyk.
Full Stack Developer (Node.js & React) / Relocation (Portugal)
Senior full-stack developer (80% Node.js backend, 20% React frontend) building a next-generation payment integration platform connecting businesses with banks and payment providers via secure, scalable APIs. Based in Limassol, Cyprus; relocation package and visa support offered.
Java Backend Developer — Microservices & Cloud APIs
Dellent is hiring an experienced Java backend developer to design and build microservices for Checkout, MyAccount and ODR Processing, owning features end to end from architecture and implementation through testing, review and deploy. Core stack: Java, Keycloak/Okta, REST & GraphQL with OpenAPI, AWS SQS and Solace events, SonarQube and Snyk.
Java Backend Developer - Junior to Mid | Hybrid Lisbon
Junior-to-mid Java backend developer, hybrid in Lisbon, embedded in an international luxury retail team. Day to day: building and maintaining Java microservices for Checkout, MyAccount and ODR processing, developing RESTful and GraphQL APIs, writing tests, and ensuring code quality with SonarQube and Snyk.
Staff Java Backend Developer
Staff-level backend developer at Mindera designing and building robust, scalable backend systems in Kotlin/Java, owning the technical side of development across the full SDLC in an Agile team, including mentoring juniors. Core stack: Terraform, Kafka, Kubernetes, GraphQL Federation, Azure Cloud, Git and CI/CD, with TDD-driven testing.
Senior Java Backend Developer
Fully remote Senior Java Backend Developer (7+ years) joining an international team on a large-scale project. Day to day is backend engineering with Java, Spring Boot, Azure Cloud, Kubernetes, Kafka, Terraform, and GraphQL Federation.
Java Backend Developer – Luxury Retail (Hybrid, Lisbon)
Builds and maintains Java microservices and RESTful APIs for luxury retail digital products (Checkout, MyAccount, ODR Processing) at act digital in Lisbon, working hybrid alongside senior engineers, writing tests and applying security best practices. Familiarity with GraphQL, IAM (Keycloak, Okta, OIDC) and DevOps is expected.
Backend Developer In Real-Time Systems
Backend developer for real-time systems at CEiiA, building Java-based cloud services with REST/RPC/GraphQL APIs, relational and non-relational databases, and event streaming (Kafka, RabbitMQ, NATS), plus CI/CD and automated testing. Requires 3+ years of software development experience and good English.
Senior Java Backend Developer
Senior Java Backend Developer at a consulting/nearshore firm: designs and builds Java backend services and APIs, Kafka event-driven integrations, Terraform IaC, and Kubernetes deployments, applying TDD, CI/CD, GraphQL Federation and Azure. Hybrid role in Lisbon, Porto, Braga or Coimbra (2 days/week in office).
Java Backend Developer For Checkout Systems
Dellent, a Portuguese IT and telecommunications consulting company, seeks a Java backend developer to design and deliver scalable Java microservices for checkout, MyAccount and ODR processing features, owning the full lifecycle from architecture to deployment with Keycloak/Okta IAM, REST/GraphQL APIs and AWS SQS/Solace messaging.