Full Stack Engineer

OPTIMUM SOLUTIONS (SINGAPORE) PTE LTD; Singapore; On-site; SGD 90,000 - 120,000; Full time

Job summary

OPTIMUM SOLUTIONS (SINGAPORE) PTE LTD is seeking a highly skilled Full Stack Engineer with at least 4 years of professional experience to design, develop, and maintain enterprise-grade applications using Java, Spring Boot, React, and API development.

You will build RESTful APIs, scalable backend services, and modern web interfaces with HTML5, CSS3, ES6+, and Redux while collaborating with cross-functional teams in an Agile environment to deliver secure, cloud-native solutions.

Qualifications

• Minimum 4 years of professional software development experience.
• Hands-on full-stack development with RESTful APIs.
• Experience with Java, Spring Boot, React, and modern JavaScript.

Responsibilities

• Design, develop, and maintain scalable RESTful APIs using Java and Spring Boot.
• Build secure, reusable backend services for enterprise applications.
• Design API contracts, versioning strategies, and ensure API security.
• Develop end-to-end web applications with Java, Spring Boot, React, and Redux.
• Build responsive interfaces using HTML5, CSS3, and ES6+.
• Work with PostgreSQL and DynamoDB databases; ensure data integrity.

Skills

Full-stack development

RESTful APIs

Java

Spring Boot

React

Redux

ES6+

HTML5

CSS3

PostgreSQL

DynamoDB

Job description

Role Overview

We are seeking a highly skilled Full Stack Engineer with a minimum of 4 years of professional experience in designing, developing, and maintaining enterprise-grade applications. This role requires a strong hands-on developer with expertise in Java, Spring Boot, React, and API development.

The ideal candidate will have extensive experience designing and developing RESTful APIs, building scalable backend services, and developing modern web applications. You will work closely with cross-functional teams to deliver secure, high-performing, cloud-native applications while following engineering best practices, automated testing, and Agile methodologies.

Key Responsibilities

• Design, develop, and maintain scalable RESTful APIs using Java and Spring Boot.
• Build secure, reusable, and high-performance backend services for enterprise applications.
• Design API contracts, implement versioning strategies, and ensure API security and governance.
• Design, develop, and maintain end-to-end web applications using Java, Spring Boot, React, and Redux.
• Build responsive and user-friendly interfaces using HTML5, CSS3, and modern JavaScript (ES6+).
• Design and optimize database solutions using PostgreSQL and DynamoDB.
• Develop efficient queries and ensure data integrity and performance.
• Work with both relational and NoSQL databases.

Required Qualifications

Experience

• Minimum 4 years of professional software development experience.
• Strong hands-on experience in full-stack application development.
• Proven experience designing and developing RESTful APIs for enterprise applications.
• Experience building scalable backend services and microservices.
• Candidates should possess strong hands-on experience in developing enterprise applications using the latest versions of Java and Spring Boot, designing and integrating RESTful APIs, building microservices-based solutions, developing responsive front-end applications with React, Redux, JavaScript (ES6+), HTML5, and CSS3, working with PostgreSQL and DynamoDB databases.