Java Developer — Insurance Web Apps (Spring/Angular)

Pt. Sigma Global Teknologi (Sigmatech); Jakarta Pusat; Hybrid; IDR 223,200,000 - 446,400,000; Full time

Benefits offered by this job

Hybrid work model

Competitive salary

Health insurance

Professional development

Knowledge-sharing sessions

Job summary

Pt. Sigma Global Teknologi (Sigmatech) in Bekasi is seeking a versatile Full Stack Developer with strong Java backend and React frontend skills to join our innovative team in a hybrid work environment.

You will own the full lifecycle of web applications, from conception to deployment, collaborating across server-side and UI development, delivering robust, well‑documented code and high‑quality user experiences.

Qualifications

• 3+ years of professional experience as a Full Stack Developer.
• Strong backend with Java and Spring Boot.
• Frontend development with React, JavaScript, HTML/CSS.
• Experience with MySQL, PostgreSQL, or MongoDB.
• Familiar with RESTful APIs, Git, and Agile.

Responsibilities

• Develop and maintain backend services using Java and Spring Boot.
• Build dynamic UI with React, JavaScript, HTML5, CSS3.
• Design schemas for relational and NoSQL databases.
• Integrate frontend with backend APIs and services.
• Write clean, documented code and participate in code reviews.
• Troubleshoot and upgrade existing systems for performance.

Skills

Java backend

React frontend

REST APIs

Git

Agile

Education

Bachelor's degree in CS/Engineering

Tools

Spring Boot

MySQL

PostgreSQL

MongoDB

Job description

Our client is seeking a versatile Full Stack Developer with a strong background in both Java for the backend and React for the frontend, to join their innovative team in Bekasi. You will be responsible for the entire lifecycle of web applications, from conception and design to testing and deployment. This role requires a developer who can contribute effectively to both server‑side logic and user interface development, working collaboratively within a hybrid environment that encourages both in‑office synergy and remote flexibility. This is a prime opportunity to work on diverse projects and grow your skills in a supportive tech hub.

Key Responsibilities

• Develop and maintain robust backend services using Javaand related frameworks (e.g., Spring Boot).
• Build dynamic and responsive user interfaces using React, JavaScript, HTML5, and CSS3.
• Design and implement database schemas and queries for relational and non‑relational databases.
• Integrate frontend components with backend APIs and services.
• Write clean, efficient, and well‑documented code, participating in rigorous code reviews.
• Troubleshoot, debug, and upgrade existing systems, ensuring optimal performance and user experience.

Requirements

• Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent work experience.
• 3+ years of professional experience as a Full Stack Developer.
• Strong proficiency in backend development with Java and frameworks like Spring Boot.
• Solid experience with frontend development using React, JavaScript, HTML, and CSS.
• Experience with database technologies such as MySQL, PostgreSQL, or MongoDB.
• Familiarity with RESTful APIs, Git, and agile development methodologies.

Benefits

• Competitive salary and performance‑based bonuses.
• Comprehensive health, dental, and vision insurance.
• Opportunities for continuous learning and professional development.
• Hybrid work model offering flexibility between office and remote work.
• Collaborative team environment with regular knowledge‑sharing sessions.
• Located in Bekasi, offering access to a vibrant business and tech community.