Principal Software Engineer

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:

Lead frontend/UI architecture across legacy .NET UI applications and modern ReactJS web applications

Establish frontend engineering standards, best practices, and design patterns

Deliver scalable, accessible, maintainable and performant UI solutions aligned with US healthcare compliance needs

Mentor frontend engineers and provide technical leadership in the team

Lead the full software development lifecycle from requirements analysis through deployment and production support

Collaborate with Product, UX, QA, and cross-functional stakeholders in an Agile environment

Ability to understand complex problems and build small PoCs or technical spikes to evaluate frontend solutions when required and communicating to leadership to influence.

Work as part of agile team to implement according to the requirements while adhering to the best coding development standards and architectural standards.

Experience with building large-scale cloud based or on-prem web applications on AWS, Docker, Kubernetes

Required Skills & Qualifications:

Legacy Frontend / UI Stack:

Strong experience with C# and .NET Framework for UI development

Experience with DevExpress or similar third-party UI component libraries

Consuming SOAP-based web services from UI applications

UI automation/testing using Ranorex and NUnit is preferrable

Strong understanding of event-driven UI programming, UI state management, and lifecycle handling in .NET applications

Modern Frontend Stack:

Strong proficiency in ReactJS, including:

Virtual DOM, Hooks, component architecture, state management, data flow and forms

JavaScript, TypeScript, HTML, CSS, responsive design, npm (or yarn), express

State management: Redux (or equivalent)

API integration using Axios, node-fetch, or similar

UI testing using Jest and Katalon. Experience with test driven development practices.

Styling using Material UI, styled-components, or similar libraries

Other Skills:

Git, JIRA, SalesForce

Debugging using Chrome DevTools and React DevTools

Development environments: VS Code (NeoVIM a plus)

Agile/Scrum development methodology

Strong understanding of ADA / accessibility standards

Experience building enterprise healthcare applications are a plus

Awareness of HIPAA-conscious UI design, data privacy, and security best practices are a plus

Ability to deliver highly reliable, user-friendly interfaces for clinical, claims, or payer workflows

Understanding of UI/UX best practices and branding consistency

Defines frontend technical design, standards, strategy and long-term UI direction by working with UX and other architects.

Leads complex UI initiatives with cross-team impact and works with cross functionalities team of the entire stack

Acts as a mentor and technical lead. Experience leading the team is a must.

Exposure to Micro frontend architecture is a plus

Experience with UI architectural patterns

Ability to structure UI code for maintainability, testability, and separation of concerns

Experience optimizing UI responsiveness, rendering performance, and memory usage in .NET desktop or thick-client UI applications and Web applications

Participate in production support, root cause analysis, and defect resolution for UI applications

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

Passion for technology and enthusiasm for learning new tools, frameworks, and best practices

Self-motivated individual who can work independently as well as collaboratively in a team environment and lead the team efficiently while meeting the goals

Adaptability to fast-paced, dynamic environments with changing priorities and requirements

Strong written and verbal communication skills in English, with ability to articulate technical concepts

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

11+ years of professional software development experience building enterprise-scale applications