Xtremax

Develops digital applications with interactive design

Full Stack Engineer - Low-Code Development

Full-Stack EngineeringPosted on Nov 9

Full-timeSingaporeNo salary listedIn-person

About the Job

Requirements

A degree or diploma in Computer Science, Computer Engineering, Information Technology, or a related discipline is required.
At least 3 years of relevant software development experience, including substantial hands-on experience with low-code application development platforms, is required.
Proven experience designing, developing, and implementing enterprise applications using one or more low-code platforms such as OutSystems, Mendix, Microsoft Power Platform, Appian, Pega, or equivalent technologies is required.
Hands-on experience in at least 3 full software development lifecycles is required.
Strong experience developing web applications, reusable components, application modules, and business workflows is required.
A good understanding of application architecture, module dependencies, component reusability, and integration patterns is required.
Strong database knowledge, including data modelling, SQL queries, database design, and performance optimisation, is required.
Hands-on experience with REST APIs, SOAP web services, and system integrations is required.
A good understanding of software engineering principles, application architecture, and development best practices is required.
Familiarity with backend development using Java, .NET, JavaScript, or other programming languages is required.
Experience troubleshooting application issues, performing root cause analysis, and resolving production defects is required.
An understanding of application security, performance optimisation, scalability, and reliability is required.
The ability to communicate and solve problems while collaborating across technical and business teams is required.

Responsibilities

Design, develop, test, and deploy enterprise applications using low-code development platforms.
Translate business and functional requirements into technical designs and application solutions.
Develop responsive web applications, digital services, and business workflows.
Build and maintain reusable components, shared modules, and application templates to improve development efficiency and consistency.
Participate in the full software development lifecycle, from requirements analysis and development through testing, deployment, and maintenance.
Troubleshoot application issues, identify root causes, and implement appropriate solutions.
Develop and maintain integrations between applications and external systems using REST APIs, SOAP web services, and other integration methods.
Implement backend services, business logic, and application workflows to support business functionalities.
Design, develop, and optimise database structures, data models, and SQL queries.
Perform data mapping, validation, and transformation to ensure data accuracy and consistency across integrated systems.
Use traditional programming languages and backend technologies such as Java, .NET, or JavaScript where required.
Identify and resolve application performance bottlenecks through code optimisation, database tuning, and efficient application design.
Conduct unit, integration, system, and performance testing.
Ensure applications meet functional and non-functional requirements, including performance, scalability, availability, and security.
Monitor application health, investigate production issues, and implement corrective and preventive measures.
Maintain technical documentation, development standards, and deployment procedures.
Support the integration of Generative AI services and AI-powered capabilities into enterprise applications.
Work with AI and backend engineering teams to integrate AI services through APIs and shared components.
Support the implementation of AI-enabled workflows and Agentic AI capabilities where applicable.
Ensure application integrations follow established security, access control, and development standards.
Provide ongoing application support, enhancements, bug fixes, and technical troubleshooting.
Collaborate with solution architects and technical leads to ensure implementation aligns with approved architecture and technical standards.
Work with business analysts, testers, and stakeholders to clarify requirements and resolve technical issues.
Participate in code reviews, technical discussions, and continuous improvement initiatives.

Full Stack Engineer - Low-Code Development (Public Sector)

Xtremax Pte. Ltd. · Singapore, Singapore · Contract · Posted 2026-11-09

Workplace: on_site

Description

We are seeking an experienced Full Stack Engineer (Low-Code Development) to support the design, development, enhancement and maintenance of enterprise applications for a Singapore Government Agency.

The organisation leverages low-code application development platforms to build and manage enterprise applications, digital services and business workflows. It is also exploring the integration of Generative AI and Agentic AI capabilities into existing applications and business processes.

In this role, you will be responsible for developing scalable and reliable applications using low-code technologies, implementing system integrations, optimising application performance and delivering solutions that meet business and technical requirements.

You will work closely with solution architects, business analysts, project managers and other technical teams throughout the software development lifecycle.

Requirements

Key Responsibilities

1. Application Development & Enhancement

Design, develop, test and deploy enterprise applications using low-code development platforms.
Translate business and functional requirements into technical designs and application solutions.
Develop responsive web applications, digital services and business workflows.
Build and maintain reusable components, shared modules and application templates to improve development efficiency and consistency.
Participate in the full software development lifecycle, from requirements analysis and development to testing, deployment and maintenance.
Troubleshoot application issues, identify root causes and implement appropriate solutions.

2. System Integration & Data Management

Develop and maintain integrations between applications and external systems using REST APIs, SOAP web services and other integration methods.
Implement backend services, business logic and application workflows to support business functionalities.
Design, develop and optimise database structures, data models and SQL queries.
Perform data mapping, validation and transformation to ensure data accuracy and consistency across integrated systems.
Work with traditional programming languages and backend technologies such as Java, .NET or JavaScript where required.

3. Application Performance & Quality

Identify and resolve application performance bottlenecks through code optimisation, database tuning and efficient application design.
Conduct unit testing, integration testing, system testing and performance testing.
Ensure applications meet functional and non-functional requirements, including performance, scalability, availability and security.
Monitor application health, investigate production issues and implement corrective and preventive measures.
Maintain technical documentation, development standards and deployment procedures.

4. AI & Emerging Technology Integration

Support the integration of Generative AI services and AI-powered capabilities into enterprise applications.
Work with AI and backend engineering teams to integrate AI services through APIs and shared components.
Support the implementation of AI-enabled workflows and Agentic AI capabilities where applicable.
Ensure application integrations follow established security, access control and development standards.

5. Application Maintenance & Collaboration

Provide ongoing application support, enhancements, bug fixes and technical troubleshooting.
Collaborate with solution architects and technical leads to ensure implementation aligns with approved architecture and technical standards.
Work closely with business analysts, testers and stakeholders to clarify requirements and resolve technical issues.
Participate in code reviews, technical discussions and continuous improvement initiatives.

Requirements

Degree or Diploma in Computer Science, Computer Engineering, Information Technology or a related discipline.
At least 3+ years of relevant software development experience, including substantial hands-on experience with low-code application development platforms.
Proven experience designing, developing and implementing enterprise applications using one or more low-code platforms, such as OutSystems, Mendix, Microsoft Power Platform, Appian, Pega or equivalent technologies.
Hands-on experience in at least 3 full software development lifecycles.
Strong experience developing web applications, reusable components, application modules and business workflows.
Good understanding of application architecture, module dependencies, component reusability and integration patterns.
Strong database knowledge, including data modelling, SQL queries, database design and performance optimisation.
Hands-on experience with REST APIs, SOAP web services and system integrations.
Good understanding of software engineering principles, application architecture and development best practices.
Familiarity with backend development using Java, .NET, JavaScript or other programming languages.
Experience troubleshooting application issues, performing root cause analysis and resolving production defects.
Understanding of application security, performance optimisation, scalability and reliability.
Good communication and problem-solving skills, with the ability to work collaboratively across technical and business teams.

Benefits

By submitting your resume/CV, you consent and agree to allow the information provided to be used and processed by or on behalf of Xtremax Pte Ltd for purposes related to your registration of interest in current or future employment with us and for the processing of your application for employment.

You also represent to us that you have obtained the consent of your referees when you disclose to us their personal data for the purpose of conducting reference checks.

The personal data held by us relating to your application will be kept strictly confidential and in accordance with the PDPA. You may also refer to our Privacy Policy for more details here: https://www.xtremax.com/privacy-policy

We regret to inform you that should you not consent to providing the necessary data required for us to process your application, your application will be considered void.

Apply

Apply at Xtremax Pte. Ltd.

About the Company

Xtremax

Develops digital applications with interactive design

Xtremax is a digital solutions agency serving governments, large organizations, and educational institutions to design, build, and manage digital applications. Its team across Singapore, Bandung, and Kuala Lumpur uses user-centered design, strategic content planning, and modern technology to deliver end-to-end projects. The company differentiates itself with an award-winning track record, regional reach, and deep experience in public and educational sectors. Its goal is to help clients achieve measurable outcomes by delivering reliable digital platforms and engaging experiences that align with strategic objectives.

Company size: 201-500
Company stage: Not listed
Total funding: Not listed
Headquarters: Singapore, Singapore
Founded: 2003

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