I am a seasoned full-stack developer with 20+ years of experience designing and delivering web applications across healthcare, finance, and enterprise domains. I specialize in .NET, Angular, React, and Flutter, and I lead teams to implement scalable software following SOLID principles. I thrive in collaborative environments, translating complex requirements into reliable solutions and mentoring colleagues through code reviews and best practices.

Hazarath Chillara

I am a seasoned full-stack developer with 20+ years of experience designing and delivering web applications across healthcare, finance, and enterprise domains. I specialize in .NET, Angular, React, and Flutter, and I lead teams to implement scalable software following SOLID principles. I thrive in collaborative environments, translating complex requirements into reliable solutions and mentoring colleagues through code reviews and best practices.

Available to hire

I am a seasoned full-stack developer with 20+ years of experience designing and delivering web applications across healthcare, finance, and enterprise domains. I specialize in .NET, Angular, React, and Flutter, and I lead teams to implement scalable software following SOLID principles.

I thrive in collaborative environments, translating complex requirements into reliable solutions and mentoring colleagues through code reviews and best practices.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
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Language

English
Fluent

Work Experience

Software Engineer IV/Lead Developer at Aya HealthCare
January 1, 2024 - Present
Lead front-end and mobile development for Aya HealthCare's public site and internal tools (Nova). Built front-end in Angular 17/18 with Angular Material, TypeScript, RxJS, and NgRx for robust state management; implemented mobile features in Flutter with Dart; established JWT-based authentication, HttpInterceptor usage, and route guards; contributed to feature flag strategy using LaunchDarkly; wrote comprehensive unit tests and collaborated with UX and QA teams.
Software Engineer IV/Lead Developer at Aya HealthCare
January 1, 2024 - Present
Public facing website and internal admin/mobile platforms built with Angular 17/18, Angular Material, TypeScript, RxJS, and NgRx. Led development of Nova admin tools for contracts and documents, implemented JWT-based authentication, HttpInterceptor, and local storage strategies. Built AyaHealthcare mobile app using Flutter/Dart with provider for state management. Migrated NgRx travel contracts module and created reusable Angular services and directives. Conducted comprehensive unit testing (Jasmine/Karma for web, Flutter tests) and maintained 60-100% SonarQube coverage. Collaborated with UX, QA, and product teams and implemented feature flags via LaunchDarkly.
Lead Developer (Front-end) at Ascension HealthCare
December 31, 2023 - October 20, 2025
Front-end development of a SPA using Angular 16 with NgRx for global state management. Designed and developed back-end endpoints using .NET Core, Sitecore, SQL Server, and EF. Built microservices-based REST APIs with ActiveMQ, drafted Swagger specifications, and implemented OAuth/JWT security. Configured Docker Compose for multi-container environments including Kafka, and led API testing via Postman/Swagger. Implemented PHI-compliant encryption, established CI/CD workflows, and mentored teammates.
Lead Developer at Ascension HealthCare
December 1, 2023 - October 20, 2025
Front-end SPA development in Angular 16; built back-end endpoints with .NET Core and REST APIs; implemented OAuth/JWT security; designed Swagger API specs; developed microservices and event-driven messaging with Kafka; deployed with Docker Compose; led cross-functional collaboration and ensured alignment with Figma designs.
Sr Developer at Legrand AV
January 31, 2023 - October 20, 2025
Designed REST endpoints with CQRS and MediatR on .NET Core; built front-end components in React with Redux for global state management. Integrated SAP pricing/inventory endpoints and WECO features, triaged live bugs, and ensured mock-ups aligned with UI designs. Implemented state management across modules with Redux and NgRx, maintained microservices-oriented architecture, and collaborated with cross-functional teams for SAP/WeCo integrations.
Sr Developer at Legrand AV
January 1, 2023 - October 20, 2025
Developed REST endpoints with CQRS/MediatR in .NET Core; built front-end components in React/TypeScript with Redux, integrated SAP pricing/inventory; maintained MVC and WebForms rendering; implemented Redux/ngrx state management; created Docker images for microservices and integrated with AWS for hosting; supported WECO integration and catalog features.
Sr Developer Lead at Union Bank
April 30, 2021 - October 20, 2025
Led migration from monolith to scalable microservices with CQRS, MediatR, and event-driven messaging. Built RESTful APIs with .NET Core/C#, implemented logging with Serilog/Kibana, and developed Angular front-end components. Worked with AWS services (S3, SQS, SES, CloudWatch) and Redis/MongoDB for data stores. Implemented Tableau dashboards, Docker-based microservices, and release management practices; conducted code reviews and ensured SOLID compliance.
Sr Developer Lead at Union Bank
April 1, 2021 - October 20, 2025
Migrated monolithic residential lending risk management app to microservices using CQRS and MediatR; developed UI with Angular/Bootstrap; implemented event-driven messaging, ElasticSearch indexing, and AWS S3/SES integration; built data visualization via Tableau; led code reviews and ensured SOLID principles.
Architect/Lead Developer at State Of California DHCS
September 30, 2015 - October 20, 2025
Architected and developed REST endpoints for healthcare domain using CQRS/MediatR. Contributed to front-end with Angular, designed architecture docs, and collaborated with UX/QA teams. Built integrations and APIs, and supported testing via Postman; participated in architecture reviews and solution design.
Architect/Lead Developer at State Of California DHCS
September 1, 2015 - October 20, 2025
Architect/Lead Developer responsible for REST services, microservices, and security (OAuth/JWT); designed API specs with Swagger; coordinated with cross-functional teams; implemented security encryption per PHI requirements; contributed to Docker-based deployment and Kafka messaging.
Architect/Lead Developer at Dell
February 28, 2015 - October 20, 2025
Architect/Lead Developer delivering scalable web solutions; led front-end and back-end development across projects, aligning with enterprise standards and integrating with multiple services.
Architect/Lead Developer at Dell
February 1, 2015 - October 20, 2025
Architect/Lead Developer focusing on REST services with .NET Framework/Core, Angular front-end, Sitecore CMS integration; contributed to migration toward microservices and cloud readiness; collaborated with cross-functional teams to deliver enterprise solutions.
Sr Software Developer at Tesla
June 30, 2014 - October 20, 2025
Developed software components for stable, scalable systems in a fast-paced automotive tech environment; focused on code quality and integration with backend services.
Sr Software Developer at Tesla
June 1, 2014 - October 20, 2025
Sr Software Developer delivering SPA features and integration of front-end and back-end services; worked with .NET and Angular, building scalable components; participated in code reviews and performance optimization.
Sr Software Developer at Thomson Reuters
February 28, 2014 - October 20, 2025
Contributed to enterprise-scale software solutions; implemented software components using foundational Microsoft tech stack; collaborated across teams to ensure delivery and quality.
Sr Software Developer at Thomson Reuters
February 1, 2014 - October 20, 2025
Sr Software Developer delivering enterprise applications; contributed to .NET/Java stack; built REST APIs and front-end modules; collaborated across teams.
Sr .Net Software Developer at News International
October 31, 2012 - October 20, 2025
Developed backend services and web components with .NET technologies; supported integration and performance improvements in a large enterprise setting.
Sr .Net Software Developer at News International
October 1, 2012 - October 20, 2025
Sr .Net Software Developer; developed web apps with .NET stack; implemented front-end features with Angular/JS; contributed to CI/CD pipelines.
Sr Software Developer at Preferred Health Care Ltd
July 31, 2011 - October 20, 2025
Designed and implemented software features for healthcare domain; contributed to frontend/backend development and performance optimizations.
Sr Software Developer at Preferred Health Care Ltd
July 1, 2011 - October 20, 2025
Sr Software Developer; built healthcare domain applications; integrated NoSQL caches (Redis, MongoDB) where required; delivered UI and API endpoints; collaborated with QA.
Sr. Software Developer at New London College
August 31, 2010 - October 20, 2025
Developed software components and maintained existing systems; contributed to frontend and backend development.
Sr. Software Developer at New London College
August 1, 2010 - October 20, 2025
Sr. Software Developer; developed MVC/WebForms renderings; maintained legacy code; created new renderings for PDPs; integrated with WECO.
Application Lead at Wipro Technologies
July 31, 2009 - October 20, 2025
Microsoft/ITV project leadership; delivered applications across multiple geographies, coordinating with stakeholders and guiding teams through SDLC.
Application Lead at Wipro Technologies
July 1, 2009 - October 20, 2025
Microsoft/ITV applications; led teams across multiple regions; delivered multi-tier enterprise solutions; oversaw SDLC from requirements to deployment.

Education

MSc in Information Technology at University of East London
January 11, 2030 - October 20, 2025
B.Tech in Computer Science and Engineering at JNTU, Hyderabad, INDIA
January 11, 2030 - October 20, 2025
MSc in Information Technology at University of East London, London, UK
January 11, 2030 - October 20, 2025
B.Tech in Computer Science and Engineering at JNTU, Hyderabad, INDIA
January 11, 2030 - October 20, 2025

Qualifications

Azure Fundamentals AZ-900
January 11, 2030 - October 20, 2025
AZ-900: Microsoft Azure Fundamentals
January 11, 2030 - October 20, 2025

Industry Experience

Healthcare, Financial Services, Software & Internet, Professional Services, Education, Media & Entertainment