Senior Software Engineer - Build Scalable Frontend & APIs

Dexian Asia Pacific; Singapore; On-site; SGD 120,000 - 160,000; Full time

Job summary

Dexian Asia Pacific in Singapore seeks an experienced software engineer to design and deliver scalable web systems. The role focuses on Python-based backends and modern frontend work with ReactJS/NextJS, TypeScript, and REST APIs.

You will lead major initiatives, guide teams, and ensure high-quality, reliable software across the stack. Responsibilities include collaborating with product/design/ops, optimizing code for performance, and driving architectural decisions for large-scale applications.

Qualifications

• 7+ years of experience building general software and large-scale web systems.
• Expertise in Python (3.x) or equivalent OOP stack (Java, Go, PHP, Node).
• Frontend proficiency, preferably ReactJS or NextJS; TypeScript a plus.
• Strong verbal and written communication skills.
• Experience leading major initiatives and projects.

Responsibilities

• Collaborate with cross-functional teams to build innovative application experiences.
• Implement custom user interfaces using modern techniques and technologies.
• Analyze and optimize code for quality, efficiency, and performance; provide feedback in code reviews.
• Architect efficient and scalable systems for complex applications.
• Identify and resolve performance and scalability issues; reduce technical debt.
• Work on a variety of coding languages and technologies.
• Establish ownership of components or systems with end-to-end understanding.

Skills

Cross-functional teamwork

Code reviews

System architecture

Performance optimization

Frontend development

Backend development

Python

Java

Go

PHP

Node.js

ReactJS

NextJS

TypeScript

HTTP(S) / REST

Tools

Python

ReactJS

NextJS

TypeScript

HTML5

CSS3

ECMAScript 6+

REST APIs

Job description

Dexian Asia Pacific in Singapore seeks an experienced software engineer to design and deliver scalable web systems. The role focuses on Python-based backends and modern frontend work with ReactJS/NextJS, TypeScript, and REST APIs.

You will lead major initiatives, guide teams, and ensure high-quality, reliable software across the stack. Responsibilities include collaborating with product/design/ops, optimizing code for performance, and driving architectural decisions for large-scale applications.