Java Spring Boot Backend Engineer: Build Scalable APIs

Nusantech; Kota Bandung; On-site; IDR 180,000,000 - 240,000,000; Full time

Job summary

Nusantech is seeking a Backend Developer with Java Spring Boot to join our growing engineering team in Bandung. You will design, build, and maintain scalable backend services and APIs that power our applications, collaborating with frontend, product, and QA to deliver high-quality features.

Candidates should have at least 2 years of backend Java experience, strong Spring Boot knowledge, relational databases, and experience with Docker, Kubernetes, and CI/CD pipelines.

Qualifications

• At least 2 years of backend Java experience.
• Deep knowledge of Spring Boot and Spring ecosystem (Security, Data, MVC).
• Experience with relational databases and ORM like Hibernate.
• Familiarity with RESTful API design and versioning.
• Experience with Git and CI/CD tools (Jenkins, GitLab CI, or GitHub Actions).
• Strong understanding of clean architecture and design patterns.
• Experience with Docker and Kubernetes.
• Unit testing with JUnit or Mockito.
• Knowledge of cloud services (AWS, GCP, or Azure) is a plus.
• Strong analytical and debugging skills.
• Experience with monitoring tools like Prometheus, Grafana, or ELK Stack.

Responsibilities

• Design and develop robust, secure, and scalable backend services using Java (Spring Boot).
• Build and maintain RESTful APIs and microservices architecture.
• Collaborate with frontend developers, product managers, and QA to deliver high-quality features.
• Optimize application performance, database queries, and system reliability.
• Participate in code reviews, technical planning, and architecture discussions.
• Implement unit and integration tests to ensure code quality.
• Troubleshoot production issues and implement long-term fixes.
• Maintain proper documentation of code, APIs, and system flows.

Skills

Java

Spring Boot

RESTful APIs

SQL databases

Hibernate

CI/CD

Docker

Kubernetes

JUnit/Mockito

Cloud services

Git

Tools

PostgreSQL

MySQL

Jenkins

GitLab CI

GitHub Actions

Prometheus

Grafana

ELK Stack

Job description

Nusantech is seeking a Backend Developer with Java Spring Boot to join our growing engineering team in Bandung. You will design, build, and maintain scalable backend services and APIs that power our applications, collaborating with frontend, product, and QA to deliver high-quality features.

Candidates should have at least 2 years of backend Java experience, strong Spring Boot knowledge, relational databases, and experience with Docker, Kubernetes, and CI/CD pipelines.