Java Software Engineer - Spring Boot / AWS

ACP Computer Training & Consultancy Pte Ltd; Singapore; On-site; SGD 90,000 - 120,000; Full time

Job summary

ACP Computer Training & Consultancy Pte Ltd is seeking a senior software engineer to design, develop and deliver a high‑volume AFC system backend. You will work with the development team across requirements, architecture, coding, testing and documentation for enterprise applications.

The role requires extensive Java/JEE experience, Spring framework, containerization with Docker/Kubernetes, and AWS services.

Qualifications

• Recognised degree in Computer Science, IT or engineering.
• At least 5 years’ relevant software development experience.
• SDLC experience with documentation output.
• Extensive experience in Java/JEE, web programming on UNIX/Linux/Windows.
• Proficiency with SQL and DAO; MySQL, PostgreSQL experience.
• Spring Framework and Spring Boot experience.
• Software Modernization, Containerization, Microservices exposure.
• Agile development methodology and CI/CD familiarity.
• Experience with Requirements/Use Case/Design docs; UML modeling.
• AWS ECS and Docker containerization with DevOps practices.

Responsibilities

• Design, develop, document, test and deliver AFC system software.
• Gather requirements and liaise with users on design/testing issues.
• Prepare deliverables: SRS, Architecture, Design, Interface specs, code, tests, manuals.
• Provide day-to-day application support and maintenance.
• Collaborate with authority on requirements and testing issues.

Skills

Java/JEE

Spring Framework

Spring Boot

Docker

Kubernetes

AWS ECS

SQL

MySQL

PostgreSQL

DevOps

UML modelling

SDLC documentation

Education

Recognised degree in Computer Science, IT or engineering

Tools

Docker

Kubernetes

AWS ECS

MySQL

PostgreSQL

Angular

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:

• Experience in Message Queues and/or Solace;
• Experience in Cloud Computing, Kubernetes & Dockers, AWS Services like Amazon ECS Fargate, AWS RDS & Lambda;
• Experience in Automatic Fare Collection (AFC) system;
• Experience in EMV and Payment Card Industry Data Security Standard (PCI DSS);
• Experience in Microsoft Active Directory
• Experience in HTML / CSS / JavaScript / JSON
• Experience in Secure Communications (SFTP, HTTPS, etc.)
• Experience in Angular or equivalent
• 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