OP

Senior Full Stack Developer - Java & React

Optimum Solutions (Singapore) Pte Ltd.
Singapore ₹7K-11K LPA Posted 29 Oct 2026
FULL TIME
React
Springboot
Microservice
Java developer
Aws

Job Description

We are seeking a Senior Full Stack Developer with proven expertise in Java, Spring Boot, React.js, and AWS cloud services. This role involves designing, building, deploying, and maintaining scalable, secure, and high-performance applications using modern full-stack technologies and cloud-native approaches.

Key Responsibilities

  • Design, develop, and maintain enterprise applications using Java, Spring Boot, React.js, and AWS.
  • Create scalable backend services, microservices, and RESTful APIs.
  • Develop responsive, reusable UI components with React.js, JavaScript, HTML5, and CSS3.
  • Design and implement secure, scalable, high-performance application architectures.
  • Develop, deploy, and administer cloud-based applications on AWS.
  • Connect frontend applications with backend services and third-party APIs.

Mandatory Technical Skills

  • Strong hands-on experience in Java 17/21.
  • Expertise in Spring Boot, Spring MVC, Spring Security, and Microservices.
  • Strong experience with React.js, JavaScript, HTML5, and CSS3.
  • Experience designing and developing RESTful APIs.
  • Hands-on experience with AWS services
  • Experience deploying and managing applications in AWS environments.
  • Knowledge of CI/CD pipelines, Git, Maven/Gradle, JUnit, and Mockito.
  • Strong understanding of object-oriented programming, design patterns, system design, and application security.
  • Experience with SQL databases such as Oracle, PostgreSQL, or MySQL.

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