React JS Specialist I - Software Engineering

UST · IT Consulting & Digital Transformation · IT Outsourcing & Dedicated Teams · JavaScript · TypeScript · 3 hours ago
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Location
In office (Bengaluru)
Seniority
Junior · 10+ years exp

Confirmed on the employer's own hiring board on Nov 12, 2026. First seen by Alion on Nov 9, 2026. UST scores B on the Alion truth index.

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UST

UST is an American IT services and digital transformation company headquartered in Aliso Viejo, California. Founded in 1999 by Stephen Ross as UST Global, it provides software engineering, cloud and infrastructure services, cybersecurity, data and AI, and business process services to large enterprises in healthcare, retail, banking and other industries. It employs about 30,000 people, with large delivery centres in Thiruvananthapuram, Kochi, Bengaluru, Chennai and Hyderabad.
ust.com · HQ: Aliso Viejo, United States · IT Outsourcing & Dedicated Teams · IT Consulting & Digital Transformation · 5000+ employees · Est. 1999
Tech stack of UST

Experience: 10-15 Years

Location: Bangalore / Chennai / Pune / Hyderabad

Job Summary We are looking for highly experienced React Developers / Senior React Developers with strong hands-on expertise in ReactJS, JavaScript, modern front-end engineering, and enterprise application development. The ideal candidate should have experience designing scalable front-end architectures, developing reusable UI components, optimizing application performance, and driving front-end engineering best practices across teams.

Key Responsibilities
  • Design and develop modern, scalable web applications using ReactJS.
  • Build reusable UI components, libraries, and design systems.
  • Design scalable and maintainable front-end architectures.
  • Integrate front-end applications with REST APIs and backend services.
  • Collaborate with backend, UX/UI, product, and business teams.
  • Ensure application performance, responsiveness, scalability, and maintainability.
  • Participate in solution design and architecture discussions.
  • Conduct code reviews and enforce front-end development best practices.
  • Provide technical guidance and mentoring to development teams.

    Mandatory Skills
  • Strong hands-on expertise in ReactJS.
  • Expert knowledge of JavaScript (ES6+).
  • Strong experience with HTML5, CSS3, and Responsive Web Design.
  • Experience with Redux, Context API, and React Query.
  • Strong experience with REST API integration.
  • Hands-on experience with Git and Agile development practices.
  • Strong understanding of front-end performance optimization.
  • Experience with unit testing frameworks such as Jest and React Testing Library.
  • Strong coding, debugging, and problem-solving capabilities.

    • Expectations for 10-15 Years

    • Strong experience designing enterprise-scale front-end architecture.
    • Experience implementing reusable component libraries and design systems.
    • Ability to make front-end architecture and technology decisions.
    • Experience driving performance, scalability, maintainability, and code-quality improvements.
    • Strong cross-functional technical leadership.
    • Ability to mentor developers and establish front-end engineering best practices.

    Good to Have

    • TypeScript
    • Next.js
    • Micro Front-End Architecture
    • Banking / Financial Services domain experience
    • Finacle exposure

      Profiles Not Suitable

      Please exclude profiles primarily focused on:

    • Business Analysis
    • Production/Application Support
    • Implementation or Deployment-only activities
    • Functional roles
    • Profiles without strong recent hands-on ReactJS development experience

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