Senior React/TypeScript Full-Stack UI Engineer

Visa Hunt; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Citi Equities Technology is seeking a Senior Full Stack UI developer to design and build modern web apps using React and TypeScript. You will collaborate with front office, product development and teams to deliver robust, scalable UI solutions.

Responsibilities include managing UI state with Redux, writing unit tests with Vitest, and shaping architecture with modern front-end patterns. A strong communicator who can work independently and in a team will thrive in this role.

Qualifications

• Hands on HTML5, CSS3/SASS/CSS in JS, Core JavaScript, TypeScript.
• Hands on React, React hooks.
• Unit Testing with Jest, React-testing-library.
• Application State Management with Redux, Recoil, React Context.
• Reactive Apps with RxJS, Web Sockets, Web workers.
• Build Tools like Webpack/Vite etc.
• Debugging skills, Code performance, Bench Marking.
• Container based development like Electron.
• RESTful APIs, JWT, NodeJS, Express JS.

Responsibilities

• Design, develop and maintain web apps using React and TypeScript, ensuring high quality, clean and maintainable code.
• Manage application state using redux and middleware such as redux toolkit.
• Ensure high test coverage by writing unit tests using Vitest.
• Write and maintain a suite of reusable UI components which can be used across different feature apps.
• Contribute to the overall application architecture and provide inputs on front end frameworks, design patterns and best practices.
• Perform code reviews and contribute to overall quality, maintainability and testability of software developed.
• Be a self-starter and plan/schedule own work for tasks and projects, implement functionality without direct supervision.
• Work closely with teams to form good working culture and continuously adapt to different working environment.

Skills

React

TypeScript

JavaScript

Redux

Unit testing

Communication

Team collaboration

Stakeholder management

Education

Bachelor’s degree or equivalent

Tools

Webpack

Vite

Electron

Node.js

Express.js

JWT

REST APIs

Job description

Citi Equities Technology is seeking a Senior Full Stack UI developer to design and build modern web apps using React and TypeScript. You will collaborate with front office, product development and teams to deliver robust, scalable UI solutions.

Responsibilities include managing UI state with Redux, writing unit tests with Vitest, and shaping architecture with modern front-end patterns. A strong communicator who can work independently and in a team will thrive in this role.