OutSystems Web Apps Developer – API & UI Specialist

FLINTEX CONSULTING PTE. LTD.; Singapore; On-site; SGD 70,000 - 100,000; Full time

Job summary

FLINTEX CONSULTING PTE. LTD. in Singapore seeks a skilled OutSystems Developer to build and maintain applications on the OutSystems Developer Cloud platform.

You will design modern web interfaces, implement client-server logic, and ensure stability across development, testing, and production environments. The role requires proficiency in OO programming, Agile/Scrum familiarity, and experience with REST/SOAP APIs, HTML/CSS, and JavaScript.

Qualifications

• Minimum 2 years of experiences with OutSystems Developer Cloud (ODC) platform.
• OutSystems Associate Reactive Developer certification is preferred
• Bachelor's Degree in Computer Science, Information Technology, or related field will be highly valued but not necessary.

Responsibilities

• Having an understanding of the development lifecycle will be an added advantage.
• Having an understanding of Object Oriented Programming will be an added advantage.
• Having an understanding of agile and scrum methodology will be an added advantage.
• Having any other programming experience (eg. Python) will be an advantage.
• Proficiency in OutSystems Developer Cloud (ODC) platform is essential.
• Design and implement modern web interfaces using OutSystems Reactive Web architecture, screen lifecycles, and client-side logic.
• Build highly interactive screens utilizing OutSystems UI components, custom patterns, and responsive themes.
• Implement efficient asynchronous data fetching (Aggregates / Data Actions) and handle complex client-server logic separation.
• Develop and consume REST / SOAP APIs to connect Reactive applications with external databases and business systems.
• Perform unit, integration, and UAT (User Acceptance Testing) support to guarantee application stability and security.
• Solid proficiency in relational databases system and writing optimized SQL queries.
• Troubleshoot production issues and optimize full-stack application performance based on best practices.
• Strong familiarity with HTML, CSS, and JavaScript for customizing OutSystems UI blocks and themes.
• Deploy and monitor application versions across development, testing, and production environments.
• Work with stakeholders to gather requirements.
• Able to work independently or collaborate with team member(s) as required.

Skills

Development lifecycle understanding

Object Oriented Programming

Agile and Scrum

Python programming

Education

Bachelor's Degree in Computer Science / IT

Tools

OutSystems Developer Cloud (ODC)

HTML/CSS

JavaScript

REST APIs

SOAP APIs

SQL

Job description

FLINTEX CONSULTING PTE. LTD. in Singapore seeks a skilled OutSystems Developer to build and maintain applications on the OutSystems Developer Cloud platform.

You will design modern web interfaces, implement client-server logic, and ensure stability across development, testing, and production environments. The role requires proficiency in OO programming, Agile/Scrum familiarity, and experience with REST/SOAP APIs, HTML/CSS, and JavaScript.