Senior Java Spring Boot Backend Engineer: APIs & Scale

Code; Jakarta Selatan; On-site; IDR 180,000,000 - 360,000,000; Full time

Job summary

Code in Jakarta Selatan is seeking a backend developer to design, develop, test, and maintain backend applications using Java and Spring Boot. You will develop and maintain RESTful APIs, integrate with third-party services, and build scalable, high-performance systems.

You will work with MySQL, PostgreSQL, or Oracle, write clean and well-documented code, perform unit testing, and collaborate with frontend developers, QA engineers, and other team members. 3+ years of Java experience required.

Qualifications

• BS in Computer Science, IT, or related field.
• Minimum 3 years of professional experience as a Java backend engineer.
• Strong Java programming (8+).
• Hands-on with Spring Boot, Spring MVC, and Spring Data JPA.
• Solid REST API development and integration experience.
• Experience with MySQL, PostgreSQL, Oracle.
• Familiarity with Hibernate and ORM concepts.
• Good understanding of OOP, SOLID, and design patterns.
• Experience with Git (GitHub, GitLab, Bitbucket).

Responsibilities

• Design, develop, test, and maintain backend applications.
• Develop and maintain RESTful APIs and integrate with third-party services.
• Build scalable, reliable, high-performance backend systems.
• Work with relational databases such as MySQL, PostgreSQL, or Oracle.
• Write clean, reusable, efficient, and well-documented code.
• Perform unit testing, debugging, and troubleshooting.
• Collaborate with frontend developers, QA engineers, and other team members.
• Participate in code reviews and contribute to technical improvements.
• Identify and resolve application performance issues and production bugs.
• Maintain technical documentation and follow software development best practices.

Skills

Java

Spring Boot

REST APIs

SQL

Hibernate

Education

Bachelor's degree in CS/IT

Tools

Git

Job description

Code in Jakarta Selatan is seeking a backend developer to design, develop, test, and maintain backend applications using Java and Spring Boot. You will develop and maintain RESTful APIs, integrate with third-party services, and build scalable, high-performance systems.

You will work with MySQL, PostgreSQL, or Oracle, write clean and well-documented code, perform unit testing, and collaborate with frontend developers, QA engineers, and other team members. 3+ years of Java experience required.