Overview:
Job Title: Principal Engineer – Frontend / UI (ReactJS & .NET UI)
Location: Bengaluru
Job Summary
HealthEdge is seeking a Principal Frontend/UI Engineer to lead the design, modernization, and delivery of enterprise-grade user interfaces for US healthcare software platforms. This role requires deep expertise in legacy .NET Framework UI development (C#, WinForms, DevExpress) and modern ReactJS-based web applications. The ideal candidate will drive UI architecture, modernization strategy, engineering standards, and mentorship while ensuring secure, accessible, maintainable and high-quality healthcare user experiences. One will also coordinate with the rest of the team working on different layers of the stack. Therefore, a commitment to collaborative problem-solving, sophisticated design and high-quality products are important. Strong written and verbal communication skills in English.
Key Responsibilities:
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Lead frontend/UI architecture across legacy .NET UI applications and modern ReactJS web applications
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Establish frontend engineering standards, best practices, and design patterns
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Deliver scalable, accessible, maintainable and performant UI solutions aligned with US healthcare compliance needs
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Mentor frontend engineers and provide technical leadership in the team
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Lead the full software development lifecycle from requirements analysis through deployment and production support
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Collaborate with Product, UX, QA, and cross-functional stakeholders in an Agile environment
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Ability to understand complex problems and build small PoCs or technical spikes to evaluate frontend solutions when required and communicating to leadership to influence.
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Work as part of agile team to implement according to the requirements while adhering to the best coding development standards and architectural standards.
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Experience with building large-scale cloud based or on-prem web applications on AWS, Docker, Kubernetes
Required Skills & Qualifications:
Legacy Frontend / UI Stack:
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Strong experience with C# and .NET Framework for UI development
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Experience with DevExpress or similar third-party UI component libraries
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Consuming SOAP-based web services from UI applications
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UI automation/testing using Ranorex and NUnit is preferrable
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Strong understanding of event-driven UI programming, UI state management, and lifecycle handling in .NET applications
Modern Frontend Stack:
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Strong proficiency in ReactJS, including:
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Virtual DOM, Hooks, component architecture, state management, data flow and forms
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JavaScript, TypeScript, HTML, CSS, responsive design, npm (or yarn), express
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State management: Redux (or equivalent)
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API integration using Axios, node-fetch, or similar
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UI testing using Jest and Katalon. Experience with test driven development practices.
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Styling using Material UI, styled-components, or similar libraries
Other Skills:
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Git, JIRA, SalesForce
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Debugging using Chrome DevTools and React DevTools
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Development environments: VS Code (NeoVIM a plus)
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Agile/Scrum development methodology
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Strong understanding of ADA / accessibility standards
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Experience building enterprise healthcare applications are a plus
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Awareness of HIPAA-conscious UI design, data privacy, and security best practices are a plus
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Ability to deliver highly reliable, user-friendly interfaces for clinical, claims, or payer workflows
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Understanding of UI/UX best practices and branding consistency
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Defines frontend technical design, standards, strategy and long-term UI direction by working with UX and other architects.
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Leads complex UI initiatives with cross-team impact and works with cross functionalities team of the entire stack
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Acts as a mentor and technical lead. Experience leading the team is a must.
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Exposure to Micro frontend architecture is a plus
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Experience with UI architectural patterns
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Ability to structure UI code for maintainability, testability, and separation of concerns
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Experience optimizing UI responsiveness, rendering performance, and memory usage in .NET desktop or thick-client UI applications and Web applications
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Participate in production support, root cause analysis, and defect resolution for UI applications
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Ensure frontend solutions meet reliability, performance, and operational readiness standards
What We're Looking For
- Strong analytical and problem-solving abilities with attention to detail and quality
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Passion for technology and enthusiasm for learning new tools, frameworks, and best practices
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Self-motivated individual who can work independently as well as collaboratively in a team environment and lead the team efficiently while meeting the goals
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Adaptability to fast-paced, dynamic environments with changing priorities and requirements
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Strong written and verbal communication skills in English, with ability to articulate technical concepts
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Commitment to writing clean, maintainable code and following software engineering best practices
Proactive approach to identifying and resolving technical debt and process improvements
Education & Experience:
- Bachelor's or Master's degree in Computer Science, Information Technology, or equivalent practical experience
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11+ years of professional software development experience building enterprise-scale applications
