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Senior React.js Developer with 8+ years of IT experience in designing, developing, and delivering scalable, high-performance web applications using React.js, Next.js, TypeScript, JavaScript (ES6+), Redux Toolkit, and modern frontend technologies. Experienced in building responsive, component-based architectures, micro frontends, reusable UI libraries, and integrating RESTful and GraphQL APIs for enterprise applications across telecom, healthcare, finance, media, and digital platforms. Hands-on experience with Node.js, Express.js, AWS cloud services (S3, EC2, CloudFront, Amplify), CI/CD pipelines, Docker, GitHub Actions, Jenkins, and frontend performance optimization techniques including lazy loading, code splitting, caching, and server-side rendering (SSR/SSG). Skilled in unit and integration testing using Jest, React Testing Library, Cypress, and Playwright.…Senior React.js Developer with 8+ years of IT experience in designing, developing, and delivering scalable, high-performance web applications using React.js, Next.js, TypeScript, JavaScript (ES6+), Redux Toolkit, and modern frontend technologies. Experienced in building responsive, component-based architectures, micro frontends, reusable UI libraries, and integrating RESTful and GraphQL APIs for enterprise applications across telecom, healthcare, finance, media, and digital platforms. Hands-on experience with Node.js, Express.js, AWS cloud services (S3, EC2, CloudFront, Amplify), CI/CD pipelines, Docker, GitHub Actions, Jenkins, and frontend performance optimization techniques including lazy loading, code splitting, caching, and server-side rendering (SSR/SSG). Skilled in unit and integration testing using Jest, React Testing Library, Cypress, and Playwright.

M. LAXMANSenior React.js Developer | Fro

AI Engineer, Data Scientist, Full Stack Developer, +6

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Senior React.js Developer with 8+ years of IT experience in designing, developing, and delivering scalable, high-performance web applications using React.js, Next.js, TypeScript, JavaScript (ES6+), Redux Toolkit, and modern frontend technologies. Experienced in building responsive, component-based architectures, micro frontends, reusable UI libraries, and integrating RESTful and GraphQL APIs for enterprise applications across telecom, healthcare, finance, media, and digital platforms. Hands-on experience with Node.js, Express.js, AWS cloud services (S3, EC2, CloudFront, Amplify), CI/CD pipelines, Docker, GitHub Actions, Jenkins, and frontend performance optimization techniques including lazy loading, code splitting, caching, and server-side rendering (SSR/SSG). Skilled in unit and integration testing using Jest, React Testing Library, Cypress, and Playwright.…Senior React.js Developer with 8+ years of IT experience in designing, developing, and delivering scalable, high-performance web applications using React.js, Next.js, TypeScript, JavaScript (ES6+), Redux Toolkit, and modern frontend technologies. Experienced in building responsive, component-based architectures, micro frontends, reusable UI libraries, and integrating RESTful and GraphQL APIs for enterprise applications across telecom, healthcare, finance, media, and digital platforms. Hands-on experience with Node.js, Express.js, AWS cloud services (S3, EC2, CloudFront, Amplify), CI/CD pipelines, Docker, GitHub Actions, Jenkins, and frontend performance optimization techniques including lazy loading, code splitting, caching, and server-side rendering (SSR/SSG). Skilled in unit and integration testing using Jest, React Testing Library, Cypress, and Playwright.

Available to hire

Senior React.js Developer with 8+ years of IT experience in designing, developing, and delivering scalable, high-performance web applications using React.js, Next.js, TypeScript, JavaScript (ES6+), Redux Toolkit, and modern frontend technologies. Experienced in building responsive, component-based architectures, micro frontends, reusable UI libraries, and integrating RESTful and GraphQL APIs for enterprise applications across telecom, healthcare, finance, media, and digital platforms.

Hands-on experience with Node.js, Express.js, AWS cloud services (S3, EC2, CloudFront, Amplify), CI/CD pipelines, Docker, GitHub Actions, Jenkins, and frontend performance optimization techniques including lazy loading, code splitting, caching, and server-side rendering (SSR/SSG). Skilled in unit and integration testing using Jest, React Testing Library, Cypress, and Playwright.

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Work Experience

Senior React.js Developer at AT&T

November 1, 2025 - Present

Architected and developed frontend modules for AT&T's customer self-service portal using React.js, Next.js, and TypeScript. Led migration toward micro-frontend architecture using Module Federation across 5+ telecom product lines, reducing deployment conflicts by 60%. Built reusable React component libraries/design system components adopted by 8+ engineering teams. Integrated GraphQL and REST APIs with React Query for caching, reducing unnecessary API calls by 45%. Implemented authentication with JWT and RBAC. Optimized performance via memoization, dynamic imports, code splitting, and asset optimization to improve Core Web Vitals. Streamlined CI/CD using GitHub Actions and Jenkins, reducing deployment errors by 40%. Authored Jest and React Testing Library tests achieving 85%+ coverage.

Senior Software Engineer (MLOps/LLMOps) at Toyota Motor North America

February 1, 2025 - Present

Architected and productionized an LLM chatbot/agent for manufacturing managers to answer natural-language questions and track live vehicle flow (A0–A9) plus retrieve insights from 3 years of historical production data. Delivered RAG + SQL/API tool execution with tool-specialized agent workflows (retrieval, analytics, validation) and an on-prem LLMOps runtime on Kubernetes. Implemented GitOps using Argo CD with canary rollouts and automated rollback based on live SLOs (latency/error/tool-call failures/response-quality checks). Built CI quality gates including unit/integration tests, prompt evaluation regression, and security scans before promotion. Added LLM evaluation/guardrails (faithfulness/relevancy scorecards, golden-query regression), drift/health metrics, and governance. Hardened runtime security with RBAC/service accounts, secrets management, and audit logging. Improved performance and reliability via caching/context trimming and observability with Prometheus/Grafana/ELK/Datad

Senior React.js Developer at Alliant Credit Union

July 1, 2024 - November 1, 2025

Developed reusable React components and shared component libraries reducing duplicate work by 50% across 4+ product teams, establishing a design system. Implemented Next.js SSR and routing for improved SEO and organic search visibility. Collaborated with backend/DevOps teams on deployments and led migration from legacy modules to modern React/Next.js. Built responsive UI meeting WCAG 2.1 AA accessibility standards. Integrated REST APIs via Axios with robust loading/error handling and optimistic UI updates. Built Node.js/Express.js/MongoDB microservices supporting AWS-hosted infrastructure. Participated in Agile/Scrum and delivered within sprint timelines; authored tests using Jest and React Testing Library.

Senior React.js Developer at Elevance Health

November 1, 2022 - June 1, 2024

Created custom reusable component library (Tree, Slide-View, Table Grid) for Bootstrap-based UI elements, accelerating delivery across 3+ teams. Built new React components/containers/services/APIs with emphasis on reuse and testability, reducing technical debt. Implemented React-Autocomplete with geolocation APIs for address search and validation. Used Redux middleware/Thunk for complex asynchronous REST calls with error boundaries and retry logic. Enforced type safety using TypeScript and Redux Toolkit, reducing runtime errors by 35%. Integrated React Query for server-state management and caching, reducing unnecessary API calls by 40%. Conducted unit testing with Jest and React Testing Library and collaborated with UX/design/product stakeholders.

Software Engineer (ML) at ServiceNow

May 1, 2022 - August 1, 2023

Built an automated ticket triage and RCA pipeline using BERT-based deep learning models, improving classification accuracy and reducing operational workload. Reduced triage time by ~40% and decreased duplicate tickets by ~25% using clustering/similarity checks on incident text/log signatures. Designed end-to-end MLOps pipelines for data ingestion, preprocessing, training, evaluation, packaging, and CI/CD-enabled deployment with MLflow tracking and versioned releases. Implemented retraining/refresh automation and failure classification to route noisy alerts and improve first-response accuracy. Owned monitoring and incident triage for ML services (alerts → RCA → patch → redeploy) and collaborated with SRE to prevent repeat failures. Productionized model-serving APIs using FastAPI/Flask, Docker containers, and unit/integration tests; added model health monitoring for drift/label shift and misclassification spike detection.

Senior React.js Developer at Nexstar Media Group

January 1, 2022 - October 1, 2022

Contributed to frontend development for OTT streaming applications with large-scale audiences using React.js and Next.js. Developed advanced reusable components and shared libraries reducing duplicate efforts by 45%. Implemented Next.js routing and SSR for SEO discoverability. Built responsive playback UI optimized for mobile/tablet/desktop. Reduced initial load time by 30% using lazy loading, dynamic imports, caching, and code splitting. Migrated legacy frontend modules into modern React/Next.js. Integrated analytics/tracking and REST API data handling using Redux Toolkit and React Query for video metadata and playlist management. Wrote Jest unit tests and collaborated with backend/DevOps teams for API contracts and scaling during peak events.

React.js Developer at EPAM Systems

January 1, 2020 - August 1, 2021

Developed responsive high-performance web applications using React.js, Next.js, JavaScript, HTML5/CSS3, Tailwind CSS, and Bootstrap with pixel-perfect Figma implementations. Built reusable UI modules aligned to scalable architecture standards adopted across 3+ client projects. Integrated REST APIs using Axios and optimized frontend data flow with Redux state management. Applied performance techniques (lazy loading, caching, code splitting, image optimization) reducing average page load time by 25%. Implemented accessible interfaces and supported WCAG compliance. Participated in Agile/Scrum ceremonies, peer reviews, and production support, maintaining 99%+ uptime for client deliverables.

Full Stack Developer at Cognizant

March 1, 2019 - April 1, 2022

Built and maintained data/processing workflows for merchant ecosystems, enabling business activity visibility and supporting secure transaction processing/settlement pipelines. Started as a Java/Python full stack developer and transitioned into data engineering/ML-focused responsibilities. Operated large-scale Spark-based processing (~10–12M transactions/day, ~1.5–2 TB/day) with ingestion stability, correctness, and batch SLA ownership for settlement pipelines, including replay mechanisms and alerting. Improved ingestion reliability using Apache NiFi (backpressure, retries, idempotency, failure routing, monitoring). Exposed outputs to downstream reporting/merchant dashboards via APIs while enforcing schema contracts and audit-ready reconciliation logs. Implemented tokenization/encryption workflows for sensitive payment fields for compliance. Tuned Spark jobs (partitioning/skew/resource sizing), implemented data quality and reconciliation controls, and integrated lightweight ML/rule

Web Developer at NCompas Business Solutions

May 1, 2018 - December 1, 2019

Built dynamic responsive web applications using PHP, JavaScript, HTML5/CSS3, AJAX, and jQuery across 10+ client projects (e-commerce, healthcare, education). Designed interactive dashboards improving data visibility and operational efficiency. Integrated third-party APIs and payment gateways (Stripe, PayPal). Designed database schemas and optimized MySQL queries, improving performance by 40% via indexing and query refactoring. Implemented backend modules in PHP (MVC). Improved page load times and cross-browser compatibility (including IE11) using progressive enhancement. Troubleshot production issues and maintained high client satisfaction.

IoT Engineer at Cloud Chip Technology Pvt Ltd

June 1, 2017 - December 1, 2018

Developed IoT telemetry pipelines and operational dashboards, supporting early anomaly/defect detection prototypes using computer vision. Containerized CV prototypes and deployed repeatable cloud-native services; contributed to early ML-in-production practices. Worked with SQL/MSSQL and streaming/processing components and helped build operational tooling around detection outputs.