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Hi, I’m Niharika, a results-driven Frontend/Full-Stack Developer with 8 years of experience building scalable web applications for FinTech and Healthcare domains. I excel in React, Angular, and modern UI architectures, and I also design Node.js/Express APIs, implement authentication, and deploy serverless solutions on AWS. I emphasize modular architecture and smart vs. dumb component patterns to keep large enterprise projects maintainable. I’m proficient with RxJS and state management tools like NgRx and Redux, collaborate closely with UX teams in Figma, and practice Test-Driven Development with Jest, Enzyme, and Jasmine. My work also spans performance optimization, real-time data via WebSockets, and data visualization using D3.js and Chart.js, backed by CI/CD pipelines with Jenkins and Docker.…Hi, I’m Niharika, a results-driven Frontend/Full-Stack Developer with 8 years of experience building scalable web applications for FinTech and Healthcare domains. I excel in React, Angular, and modern UI architectures, and I also design Node.js/Express APIs, implement authentication, and deploy serverless solutions on AWS. I emphasize modular architecture and smart vs. dumb component patterns to keep large enterprise projects maintainable. I’m proficient with RxJS and state management tools like NgRx and Redux, collaborate closely with UX teams in Figma, and practice Test-Driven Development with Jest, Enzyme, and Jasmine. My work also spans performance optimization, real-time data via WebSockets, and data visualization using D3.js and Chart.js, backed by CI/CD pipelines with Jenkins and Docker.

Niharika

UI Designer, UX Designer, Full Stack Developer, +4

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Hi, I’m Niharika, a results-driven Frontend/Full-Stack Developer with 8 years of experience building scalable web applications for FinTech and Healthcare domains. I excel in React, Angular, and modern UI architectures, and I also design Node.js/Express APIs, implement authentication, and deploy serverless solutions on AWS. I emphasize modular architecture and smart vs. dumb component patterns to keep large enterprise projects maintainable. I’m proficient with RxJS and state management tools like NgRx and Redux, collaborate closely with UX teams in Figma, and practice Test-Driven Development with Jest, Enzyme, and Jasmine. My work also spans performance optimization, real-time data via WebSockets, and data visualization using D3.js and Chart.js, backed by CI/CD pipelines with Jenkins and Docker.…Hi, I’m Niharika, a results-driven Frontend/Full-Stack Developer with 8 years of experience building scalable web applications for FinTech and Healthcare domains. I excel in React, Angular, and modern UI architectures, and I also design Node.js/Express APIs, implement authentication, and deploy serverless solutions on AWS. I emphasize modular architecture and smart vs. dumb component patterns to keep large enterprise projects maintainable. I’m proficient with RxJS and state management tools like NgRx and Redux, collaborate closely with UX teams in Figma, and practice Test-Driven Development with Jest, Enzyme, and Jasmine. My work also spans performance optimization, real-time data via WebSockets, and data visualization using D3.js and Chart.js, backed by CI/CD pipelines with Jenkins and Docker.

Available to hire

Hi, I’m Niharika, a results-driven Frontend/Full-Stack Developer with 8 years of experience building scalable web applications for FinTech and Healthcare domains. I excel in React, Angular, and modern UI architectures, and I also design Node.js/Express APIs, implement authentication, and deploy serverless solutions on AWS.

I emphasize modular architecture and smart vs. dumb component patterns to keep large enterprise projects maintainable. I’m proficient with RxJS and state management tools like NgRx and Redux, collaborate closely with UX teams in Figma, and practice Test-Driven Development with Jest, Enzyme, and Jasmine. My work also spans performance optimization, real-time data via WebSockets, and data visualization using D3.js and Chart.js, backed by CI/CD pipelines with Jenkins and Docker.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

UI Developer – Angular Specialist at AT&T

July 1, 2023 - Present

Developed a complex Angular 14+ single-page application with modular architecture and feature-based structure for an internal customer management portal. Managed asynchronous data streams using RxJS and centralized state with NgRx. Designed responsive, accessible UIs ensuring WCAG compliance using HTML5, CSS3, Bootstrap 5, and SASS. Created reusable Angular services, directives, and pipes to enhance maintainability. Integrated secure RESTful APIs with JWT authentication and token refresh flows. Optimized performance through caching, debouncing, and on-demand component loading. Participated in Agile scrum ceremonies and collaborated closely with product owners and QA. Implemented CI/CD pipelines using Azure DevOps with rollback support. Monitored application health via Azure Application Insights and resolved production issues. Conducted unit testing with Karma and Jasmine and engaged in peer code reviews under Git version control.

Front-End Developer at Unilever

July 1, 2021 - September 3, 2025

Developed a multilingual, mobile-first employee wellness portal SPA using Angular 8 with RxJS Observables and NgRx for state management. Designed reusable UI components with Angular Material and Bootstrap following mobile-first principles. Ensured secure OAuth 2.0 communication with backend microservices and graceful error handling. Enabled lazy loading, code splitting, and AOT compilation to improve performance by 30%. Developed unit and integration tests supporting TDD and ensured cross-browser functionality using Karma and Jasmine. Implemented PWA features such as service workers and offline caching to enhance user experience. Participated in Agile development cycles, delivered sprint demos, and collaborated using JIRA and Confluence.

Front-End/UI Developer at IFFCO Group

December 31, 2019 - September 3, 2025

Built dynamic and responsive UIs using Angular 5, HTML5, CSS3, and Bootstrap. Developed modular components and reactive forms with validations for supplier onboarding. Consumed REST APIs via Angular HttpClient with token-based security. Integrated jQuery for DOM manipulation in legacy parts and handled conditional logic with custom pipes. Deployed applications using Apache Tomcat and supported backend testing using basic PL/SQL queries. Managed version control with Git and tracked bugs via JIRA.

Intern – UI Developer at HCL

May 31, 2019 - September 3, 2025

Contributed to UI development of internal tools using Angular and TypeScript. Developed basic Angular services and handled API calls with RxJS and Observables. Supported testing efforts and validated UI responsiveness and browser compatibility. Collaborated with senior developers to improve code quality and contributed to shared components.

UI Developer – Angular Specialist at AT&T

July 1, 2023 - Present

Developed a complex customer management portal as a single-page application using Angular 14+ with modular architecture, lazy loading, and feature-based folder structures. Managed asynchronous data streams with RxJS and centralized state with NgRx. Ensured responsive and accessible UI designs compliant with WCAG using HTML5, CSS3, Bootstrap 5, and SASS. Created reusable Angular services, directives, and pipes to promote maintainability. Integrated secure RESTful APIs with JWT authentication and optimized app performance through caching, debouncing, and on-demand component loading. Collaborated in Agile scrums and delivered CI/CD pipelines with Azure DevOps, monitoring application health using Azure Application Insights. Wrote unit tests with Jasmine and Karma and participated in peer code reviews using Git version control.

Front-End Developer at Unilever

July 1, 2021 - September 3, 2025

Designed and developed a multi-language, mobile-first employee wellness portal using Angular 8, RxJS, and NgRx for asynchronous data flow and state management. Built reusable UI components with Angular Material and Bootstrap following mobile-first principles. Ensured secure backend communication through OAuth 2.0 and handled error states gracefully. Improved performance by 30% using lazy loading, code splitting, and AOT compilation. Developed unit and integration tests supporting TDD and ensured cross-browser compatibility. Implemented PWA features like service workers and offline caching to enhance user experience in low connectivity. Engaged actively in Agile development cycles and collaboration tools like JIRA and Confluence.

Front-End/UI Developer at IFFCO Group

December 31, 2019 - September 3, 2025

Created dynamic and responsive UI components with Angular 5, HTML5, CSS3, and Bootstrap. Integrated RESTful APIs with Angular HttpClient secured by token-based authentication. Developed modular components and reactive forms with validations for supplier onboarding workflows. Maintained legacy code involving jQuery and custom Angular pipes for conditional logic. Supported deployment using Apache Tomcat and wrote basic backend PL/SQL queries for testing. Utilized Git for version control and JIRA for bug tracking and task management.

Intern – UI Developer at HCL

May 31, 2019 - September 3, 2025

Assisted in UI development of internal tools using Angular and TypeScript. Created Angular services and managed API calls with RxJS. Supported testing efforts and validated UI responsiveness and browser compatibility. Collaborated with senior developers to improve code quality and develop shared components.

UI Developer at Silicon Valley Bank

July 1, 2024 - Present

Designed and implemented secure RESTful APIs using Node.js and Express for financial data retrieval and management. Implemented JWT-based authentication and session management, integrated AWS S3/CloudFront for content delivery, built real-time transaction updates via WebSockets, and collaborated on backend microservices integration to support scalable frontend architecture. Optimized performance with Ahead-of-Time compilation in Angular and contributed to serverless tasks using AWS Lambda, ensuring maintainability and secure handling of financial data.

UI Developer at Citadel (Financial Services)

February 1, 2022 - June 1, 2024

Designed and developed high-performance, real-time analytics dashboards using React.js and Redux. Integrated real-time data streams, collaborated with backend teams on API schemas, and optimized rendering performance for complex financial datasets. Contributed to UI consistency through design systems, implemented responsive layouts, and supported CI/CD workflows with AWS services.

UI Developer at Health Edge

June 1, 2020 - August 1, 2021

Developed a real-time claims management dashboard using Angular and NgRx for efficient tracking across multiple user roles. Built interactive charts with D3.js, implemented state management across React and Vue components, and deployed features with AWS and Docker. Collaborated with product and backend teams to deliver scalable frontend solutions and conducted unit/integration testing to ensure reliability.

Front End/UI Developer at IFFCO Group

June 1, 2019 - May 1, 2020

Developed and deployed a financial portfolio dashboard using React.js and Redux with real-time market data via WebSockets. Integrated AWS S3/Lambda for data processing and storage, built responsive UI components in Vue.js, and implemented dynamic filtering/search functionality. Led usability improvements through UX testing and collaborated with backend teams on data contracts and security.

Intern | UI Developer at HCL

January 1, 2018 - May 1, 2019

Contributed to an internal HR management system using Angular, Node.js, and AWS. Implemented NgRx-based state management, created responsive forms, integrated DynamoDB for fast data access, and participated in code reviews and testing to ensure quality.