Java Software Engineer – Spring Boot / AWS

Visa Hunt; Singapore; On-site; SGD 90,000 - 120,000; Full time

Job summary

Visa Hunt is seeking a skilled software engineer to design, develop, document, test and deliver a high-performance AFC system or back-office solution. The role requires Java/JEE expertise, Spring Framework, containerization with Docker/Kubernetes, and experience across the full SDLC within Linux/UNIX and Windows environments.

You will gather requirements, model designs, and liaise with users to ensure robust delivery, while applying Agile practices and CI/CD in a DevOps context.

Qualifications

• Recognised degree in Computer Science, IT or engineering with at least 5 years’ relevant experience in software development.
• Experience in Java/JEE, web programming on UNIX/Linux and Windows.
• Proficiency with SQL/DAO, and MySQL/PostgreSQL.
• Experience in Spring Framework and Spring Boot.
• Experience in Software Modernization, Containerization, Microservices.
• Experience in Agile development and CI/CD.
• Experience in writing requirements/specifications and UML modelling.
• Proficiency in AWS ECS and Docker containerization with DevOps practices.

Responsibilities

• Design, develop, document, test and deliver the software solution for an AFC system or high-volume back office.
• Gather requirements and liaise with users on design and testing issues.
• Prepare deliverables across SDLC, including specifications and manuals.
• Provide day-to-day application support to the Authority and project stakeholders.

Skills

Java/JEE

Web development

UNIX/Linux

Windows

SQL/DAO

MySQL

PostgreSQL

Spring Framework

Spring Boot

Docker

Kubernetes

AWS ECS

DevOps

Unit testing frameworks

UML modelling

Education

Recognised degree in Computer Science, IT or engineering

Tools

MySQL

PostgreSQL

Docker

AWS ECS

Kubernetes

Job description

Responsibilities:

Working with the development team, you will be responsible for the design, development, documentation, testing and delivery of the software solution for an Automatic Fare Collection (AFC) system or a high volume and performance intensive back office of an AFC system.

The activities required to be performed shall include the following:

• Requirements gathering;
• Design, development, and maintenance of the software;
• Preparation and submission of deliverables throughout the software development lifecycles such as Business Rules, Software Requirement Specifications, Software Architecture Document, Design Specification, Interface Specifications, Source Codes, Testing Specification, Operation and Maintenance Manual, Training Manual and others documents as required in the standard adopted by the Authority;
• Assist the Authority with day-to-day application support issues; and
• Liaise with users on the requirement, design and testing issues.

Qualifications & Requirements:

• Recognised degree in Computer Science, IT or engineering with at least 5 years’ relevant experience in software development;
• Gone through at least one full software development lifecycle (SDLC) with experience in producing SDLC documentations;
• Extensive experience in analysing requirements, designing, development and delivering complex enterprise applications in Java/JEE, web programming on UNIX / LINUX and Windows environment;
• Proficiency with database programming such as SQL and DAO, and relevant experience with MySQL, PostgreSQL
• Experience in Spring Framework and Spring Boot;
• Experience in Software Modernization, Containerization, Microservices;
• Experience in Agile development methodology and continuous integration;
• Experience in writing Requirements Specification, Use Cases, Design Documentation, object‑oriented software design and UML modelling;
• Proficiency in AWS ECS and Docker containerization, with a solid understanding of DevOps principles and best practices

Added advantage if candidate is familiar with one or more of the following technologies:

1. Experience in Message Queues and/or Solace;
2. Experience in Cloud Computing, Kubernetes & Dockers, AWS Services like Amazon ECS Fargate, AWS RDS & Lambda;
3. Experience in Automatic Fare Collection (AFC) system;
4. Experience in EMV and Payment Card Industry Data Security Standard (PCI DSS);
5. Experience in Microsoft Active Directory
6. Experience in HTML / CSS / JavaScript / JSON
7. Experience in Secure Communications (SFTP, HTTPS, etc.)
8. Experience in Angular or equivalent
9. Experience in Java Unit Tests frameworks

Key consideration:

1. Extensive experience in analysing requirements, designing, development and delivering complex enterprise applications in Java/JEE, web programming on UNIX / LINUX and Windows environment;
2. Proficiency with database programming such as SQL and DAO, and relevant experience with MySQL, PostgreSQL
3. Experience in Spring Framework and Spring Boot;
4. Experience in Software Modernization, Containerization, Microservices;
5. Proficiency in AWS ECS and Docker containerization, with a solid understanding of DevOps principles and best practices
6. Experience in Message Queues and/or Solace
7. Experience in Cloud Computing, Kubernetes & Dockers, AWS Services like Amazon ECS Fargate, AWS RDS & Lambda