Senior Front-End Developer

Upscale Sdn Bhd; Kuala Lumpur; On-site; MYR 150,000 - 200,000; Full time

Job summary

A leading tech company in Kuala Lumpur is seeking an experienced front-end developer to review and validate UI/UX wireframes for various complex systems. This role requires expertise in ReactJS and modern UI frameworks, alongside the ability to build data-driven UIs and integrate with REST APIs. With at least 5 years of experience, successful candidates will contribute to system requirements documentation and collaborate with backend teams to ensure UI meets technical standards.

Qualifications

• 5+ years front-end development experience.
• Expertise in ReactJS and modern UI frameworks.
• Experience building dashboards or data-driven UI is a strong plus.

Responsibilities

• Review and validate UI/UX wireframes for complex systems.
• Provide recommendations for structure and best practices.
• Support system requirement documentation.

Skills

Front-end development

ReactJS

Data-driven UI

REST API Integration

Communication skills

Analytical ability

Job description

• Review and validate UI/UX wireframes for complex systems such as:
  • dashboards
  • monitoring portals
  • data visualisation modules
  • multi-role admin portals
• Provide recommendations for structure, components, and best practices.
• Analyse feasibility of front-end behaviour involving real-time data, map components, graphs, or alerts.
• Support system requirement documentation by clarifying FE constraints and technical details.
• Work with backend teams to align UI behaviour with API structures and data payloads.
• Provide input for screen flow, responsiveness, and accessibility.

Requirements

• 5+ years front-end development experience.
• Expertise in ReactJS + modern UI frameworks.
• Experience building dashboards or data-driven UI is a strong plus.
• Experience integrating with REST APIs.
• Strong communication and analytical ability.