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Semisenior Java backend developer building and maintaining Spring Boot microservices on Azure: reactive services with WebFlux, messaging via Azure Service Bus, OAuth2/JWT security, Redis caching, automated testing, CI/CD and technical documentation, plus basic AI/RAG integration. Hybrid role based in Lima, Peru.
Full Stack Developer building web applications and services with Java/J2EE, JavaScript, and Angular/React, plus exposure to AWS, DevOps/CI-CD, and microservices. Requires generally 3+ years of professional Java development experience; role is based in Chennai, India with remote flag set.
SDET at Cybrilla Technologies: design and execute manual and automated tests for a mutual-fund API platform (Fintech Primitives), author automation plus unit/integration/E2E tests in Python or Java, and help maintain test infrastructure on Linux. Requires 6+ years of SDET experience; Bengaluru-based with remote/hybrid flexibility.
Backend developer at Bancom Perú designing, building, and maintaining Java/Spring Boot APIs that integrate with banking systems. Day-to-day: REST API development, SQL Server database design and optimization, Docker containerization, Azure DevOps CI/CD deployments, and production monitoring/support within a Scrum team.
Full stack developer (3-7 yrs) building a cloud-native telecom network analytics platform for an international project: Java 17+, Spring Boot, React and TypeScript microservices with REST APIs, MongoDB, Docker/Kubernetes and CI/CD. Hybrid role based in Málaga (2-3 days onsite/week) requiring high-B2 conversational English.
Senior Java backend developer designing, building, and operating scalable, secure payroll and HR management SaaS platforms: microservices in Java/Spring Boot, REST APIs, Kafka/RabbitMQ event-driven systems, CI/CD pipelines, and cloud (ideally Azure) operations including monitoring and on-call incident management.
Lead Java Developer at Samsung's Philippines operation who designs and maintains Java 21 / Spring Boot microservices with MongoDB and Kafka, leads code reviews, mentors junior engineers, and acts as the main point of contact for customer issues, SLAs, and incident response.
Entry-level backend software engineer (IC1) in Monterrey who develops and maintains APIs, microservices, and automation tools within an agile team. Works across the full SDLC — design, testing, documentation, deployment — using Java/Spring Boot or .NET/C# with SQL/NoSQL databases and CI/CD tools.
Builds and debugs Java microservices end to end: coding in Java 17/21 with Spring Boot and Spring Security (JWT/OAuth2), working with Neo4j and Postgres, and using CI/CD (GitLab/Jenkins) plus Prometheus/Grafana and ELK monitoring in a Linux environment. Based in Montreal, QC, with in-person interviews.
Builds full-stack Java applications using Java 17/21, Spring Boot, and Angular, working with microservices, JWT/OAuth2 security, and PostgreSQL/Neo4j data stores. Also owns CI/CD and containerized deployments (Docker, Kubernetes, Helm, Jenkins/GitLab) plus monitoring with Prometheus, Grafana, and ELK.
On-site Full Stack Java Developer in Quebec building and debugging distributed microservices with Java 17/21, Spring Boot, Spring Security (JWT/OAuth2), Neo4j and Postgres, using CI/CD (GitLab/Jenkins), Git/Gerrit, and monitoring via Prometheus, Grafana and the ELK/EFK stack.
Technical lead for a full-stack team building applications for a shipping-carrier client at outsourcing firm N-iX. Day to day: writing Java/Spring and React code, owning architecture and the full dev cycle, mentoring engineers in XP practices, and driving TDD/BDD, CI/CD and DevOps with tools like Jenkins and Kubernetes.
Senior full-stack Java developer joining a large-scale business transformation programme in Brussels, refactoring existing business applications and building greenfield ones end-to-end. Core stack: Java with the Spring ecosystem, Angular front-end, PostgreSQL/SQL Server, microservices/CQRS, and CI tooling like Jenkins, Docker and OpenShift.
Senior Software Engineer at Singapore's GovTech building and maintaining government digital products in a cross-functional agile team - designing Node.js systems with Apache Camel integration flows, Narayana distributed transactions, Oracle/PostgreSQL, Docker/Kubernetes on AWS, and ELK-based observability.
Senior Software Engineer on the WINS (Workpass Integrated System) team building a one-stop e-service replacing MOM's legacy work pass systems via agile delivery. Day-to-day is designing, developing, and maintaining large-scale government systems using Node.js, Apache Camel, Narayana, Oracle/PostgreSQL, Docker/Kubernetes, AWS, and the ELK stack. This is a 2-year fixed-term contract in Singapore.
Full-stack engineer at Singapore's GovTech building Case Central for the Ministry of Social and Family Development: features end-to-end with React/Next.js and TypeScript on the frontend and Java/Spring Boot on the backend, plus code reviews, automated testing, CI/CD, and mentoring junior engineers.
Senior Java backend engineer who reverse-engineers third-party web apps and APIs (requests, tokens, cookies, anti-bot like Cloudflare/CAPTCHA) to keep data extraction running, using Spring Boot/WebFlux, Playwright/Selenium, proxies, RabbitMQ, Redis, MySQL, and Kubernetes, with AI agents assisting development.
Senior full-stack Java developer to reinforce a ~70-person department during a major business transformation program, doing hand-over, refactoring and greenfield development of business applications. Core stack: Java/Spring (JPA/Hibernate, Spring Batch, Security), Angular frontend, SOAP/REST services, PostgreSQL, Docker/OpenShift, agile/Scrum.
Senior Java developer at RNP (Brazil's national education and research network) who designs, builds, and evolves corporate systems and APIs with a Java/Spring Boot backend and Angular/React frontend. Acts as the team's technical reference on architecture, security, and legacy modernization, with PostgreSQL, Docker, CI/CD, and AI-assisted development. Fully remote in Brazil.
Zup is hiring a Full-stack Development Specialist to act as a strategic technical reference: leading the design of scalable Java/Spring Boot services, setting engineering standards across multiple teams, and optimizing CI/CD, infrastructure, messaging, and observability in distributed systems while mentoring developers.
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