Available to hire
Freelancer | AI/ML Engineer | Full Stack Developer | Next.js | Angular | React.js | Nest.js | Node.js | Flutter | AWS Serverless | MongoDB | PostgreSQL | AWS Amplify
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
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
Intermediate
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Intermediate
Intermediate
Language
English
Fluent
Chinese
Intermediate
Work Experience
Full Stack AI Developer at Casa Dro Exhibits & Events (IN)
October 1, 2024 - September 23, 2025Implemented advanced web-scraping pipelines using Generative AI and LLM-based NLP to extract structured data from websites. Leveraged a mix of LangChain, Hugging Face Transformers, and OpenAI GPT-4 for improved data extraction. Built end-to-end data workflows, integrated AI/ML models for intelligent data processing, and deployed serverless solutions on AWS. Led frontend-backend integration and mentored teammates to ensure timely delivery of high-quality results.
React Native Developer at Okki
December 1, 2020 - September 23, 2025Developed cross‑platform mobile apps using React Native with AWS Amplify and Node.js backend. Implemented location services, push notifications, multi-language support, and in-app UI optimizations. Collaborated with design and product teams to deliver scalable features and maintain high-quality, performant apps.
Full Stack Developer at Pocketline Inc. (Kyoto, JP)
December 1, 2023 - September 23, 2025Built a B2C/C2C ecommerce/travel platform with Admin Panel, Booking Site, Ionic Web View, and multi-vendor capabilities. Implemented REST APIs, payment integrations (Stripe), inventory management, and analytics dashboards. Enabled multi-language support and robust data modeling.
Full Stack Developer at NovaSys Labs (India)
April 1, 2019 - September 23, 2025Led backend development with Node.js/NestJS and Express; designed microservices architecture; integrated MongoDB, Redis, and Elasticsearch; implemented scalable API layer and CI/CD pipelines for rapid deployments.
Full Stack Developer at Paperdaz (Oregon, US)
October 1, 2020 - September 23, 2025Developed admin dashboards and frontend with Angular/Ionic; implemented RESTful validations, multi-language support, and responsive UI. Created admin panels and integrated with CRM systems; implemented push notifications and admin messaging features.
Full Stack AI Developer at CasadeRo Exhibits & Events
October 24, 2024 - September 23, 2025Implemented an advanced web scraping solution using Generative AI and LLM-based models to automate data extraction from websites. Built an LLM-driven data extraction pipeline using LangChain, Hugging Face Transformers and OpenAI GPT-4; developed custom LLM agents, fine-tuned language models, and integrated multi-modal data handling; created serverless AI endpoints; front-end using Next.js; back-end with NestJS/AWS. Improved SEO, security, and monitoring; implemented CI/CD, caching, and scalable data pipelines; designed reusable UI components and achieved cross-site data fetch from multiple sites.
React Native Developer + AWS Amplify + Node.js Developer at Okki
December 31, 2020 - September 23, 2025Developed cross-platform mobile app using React Native and AWS Amplify; implemented authentication, push notifications, geolocation, and offline storage; built REST/GraphQL APIs; integrated with Cognito, Lambda, API Gateway; authored code with React Native and Nest.js server; collaborated with product and design teams.
Full Stack Developer at Paperdz (Oregon, US)
December 31, 2023 - September 23, 2025Developed a full-stack e-commerce and admin tooling; created RESTful APIs with Nest.js and Express.js; implemented frontend using React and Angular; used MongoDB, PostgreSQL/MySQL; integrated ElasticSearch for search; built admin dashboards, reports, and vendor modules; performed E2E tests; implemented data pipelines and microservices.
Frontend/Backend Developer at Dosen d
October 31, 2020 - September 23, 2025Developed multi-language SPA using Angular and Node.js; built admin panels; implemented REST endpoints; integrated with MongoDB; set up push notifications via Firebase; implemented internationalization for Chinese and English; created charts and dashboards; payments via Stripe; used Git and Jira.
Full Stack Developer at NovaSys Labs
April 30, 2019 - September 23, 2025Led development of SPA using Angular/JS; implemented microservices with Nest.js; integrated with AWS stack; used GraphQL, PostgreSQL/MySQL, Elasticsearch; built admin dashboards and CRM features; implemented unit/integration tests; collaborated with design teams; established coding standards.
Full Stack AI Developer at Casa de Exhibits & Events
October 1, 2024 - October 11, 2025Implemented an advanced web scraping solution using Generative AI and LLM-based models to automate data extraction from websites. Engineered a retrieval-augmented generation (RAG) pipeline for contextual data, designed Next.js/React front-ends for AI-driven insights, and integrated server-side AI/ML components with cloud deployment to deliver scalable data extraction capabilities.
Full Stack Developer + AI at Pocketle Inc.
December 1, 2023 - October 11, 2025Developed a full-stack e-commerce and vendor platform with AI-enabled features. Built admin panels, shopping site, vendor applications, and APIs; implemented data pipelines; leveraged React.js, Ionic, Nest.js, MongoDB, Flutter, Elasticsearch; conducted E2E testing and CI/CD; led architectural decisions for reusable data schemas across microservices.
React Native Developer + AWS Amplify + Node.js Developer at Okki
December 1, 2020 - October 11, 2025Built cross-platform mobile apps using React Native; integrated AWS Amplify for authentication, storage, and notifications; implemented geolocation, maps, and in-app messaging; created modular UI components, navigation, and native API integrations; delivered MVP on time and collaborated with design and backend teams.
Full Stack Developer at Nova Sys Labs
April 1, 2020 - October 11, 2025Designed and developed backend services with Express.js and Node.js; built admin panels, REST APIs, and microservices using Nest.js; implemented multi-tenant architecture, GraphQL with Apollo Federation, and CI/CD with Docker/Kubernetes; implemented security guards, interceptors, and logging for auditing.
Full Stack AI Developer at Casa Dro Exhibits & Events (IN)
October 24, 2024 - October 11, 2025Implemented an advanced web scraping solution using Generative AI and LLM‑based NLP to automate data extraction from websites. Engineered an LLM‑driven web scraping pipeline (RA G), integrated with dynamic data sources, and designed frontend‑backed UI components to present structured results.
React Native Developer + AWS Amplify + Node.js Developer at Okki
December 31, 2020 - October 11, 2025Built a cross‑platform mobile app with React Native and AWS Amplify. Implemented real‑time features, push notifications, and server‑side logic with NestJS/Node.js, while coordinating with design and product stakeholders.
Full Stack Developer at Pocketline Inc.
December 31, 2023 - October 11, 2025Developed a custom e‑commerce solution (B2C & C2C) focused on students, including Admin Panel, Shopping Site, Vendor App, and related API endpoints with a scalable data model and inventory/order tracking.
Back End Developer at Paperdaz (Oregon, US)
October 31, 2020 - October 11, 2025Developed RESTful services with NestJS, implemented multi‑tenant data access, and integrated with ElasticSearch for enhanced search capabilities; built admin dashboards and real‑time notification features.
Full Stack Developer at NovaSys Labs (IN)
April 1, 2019 - October 11, 2025Led end‑to‑end development of SPA/SPA‑plus architecture, built microservices with NestJS, Express, and MongoDB, implemented CI/CD pipelines, and delivered scalable e‑commerce and admin platforms.
Full Stack AI Developer at Casa Dro Exhibits & Events
October 1, 2024 - October 11, 2025Implemented an advanced web scraping solution using Generative AI and LLM-based NLP to automate data extraction from websites; built an LLM-driven web scraping pipeline with Retrieval-Augmented Generation (RAG); integrated with AI/ML models; exposed data via APIs; designed front-end integration with Next.js SSR for real-time content delivery.
Backend Developer at Paperdaz (Oregon, US)
October 1, 2020 - October 11, 2025Developed RESTful services using Node/Express; used SQLite/PostgreSQL for storage; created reusable components; documented APIs with Swagger; implemented multi-tenant architecture; integrated with Elasticsearch and MongoDB; built data scraping workflows with Scrapy; created back-end APIs for e-commerce platform.
React Native Developer at Okki (HK, China)
December 1, 2020 - October 11, 2025Developed and tested cross-platform mobile apps using React Native; implemented AWS Amplify backend; push notifications via AWS Pinpoint; implemented internationalization for Chinese and English; integrated Firebase; built admin dashboards; managed multi-language support and dynamic content.
Full Stack Developer at Pokettle Inc. (Kyoto, JP)
December 1, 2023 - October 11, 2025Developed travel-focused e-commerce SPA and admin panels; implemented REST APIs; front-end with Angular/Ionic; migrated architectures; multi-tenant CRM features; payments integration.
Full Stack Developer at NovaSys Labs (IN)
April 1, 2019 - October 11, 2025Led development of SPA/web app using Angular; migrated from legacy PHP to Angular 4; built admin panels and dashboards; implemented REST API validations; collaborated with product managers; built authenticated admin UI.
Full-Stack AI Developer at Casa Dro Exhibits & Events
October 1, 2024 - October 11, 2025Implemented an advanced web scraping solution using Generative AI and LLM-based NLP to automate data extraction from websites. Leveraged a Next.js front end with AI/ML integration, designed modular reusable components, and built a scalable serverless stack for data processing and exposition.
Full Stack Developer at Pocketle Inc.
December 31, 2023 - October 11, 2025Developed features for a B2C/C2C student-focused e-commerce platform, including Admin Panel, Shopping Site, and Vendor Application. Implemented CRUD data models, RESTful APIs, robust data storage, and responsive UI to support multi-tenant workflows.
React Native Developer at Okki
December 1, 2020 - October 11, 2025Built cross-platform mobile apps using React Native and AWS Amplify. Implemented geolocation, push notifications, multi-language localization, and secure auth with AWS Cognito. Rewired navigation and offline data access for improved UX.
Full Stack Developer at Nova Sys Labs
April 1, 2019 - October 11, 2025Designed and implemented back-end APIs with Express.js; built admin dashboards with Material UI; integrated MongoDB; established multi-tenant architecture and serverless deployment on AWS; added real-time features and admin tooling.
Full Stack Developer at Paperdaz (Oregon, US)
October 1, 2020 - October 11, 2025Developed admin panels and e-commerce features for a client-focused platform. Focused on responsive web design, RESTful services, MongoDB and PostgreSQL CRUD operations, S3 storage, and integration with payment gateways; built single-page/angular workflows for product catalog and checkout.
Education
Master of Computer Applications (MCA) at KIET Group of Institutions
January 11, 2030 - January 1, 2018Bachelor of Computer Applications (BCA) at Dr. Virendra Swarup Institute of Computer Studies (VSICS)
January 11, 2030 - January 1, 2015Master of Computer Applications at Kiet Group of Institutions, Ghaziabad
January 11, 2030 - January 1, 2018Bachelor of Computer Applications at Dr. Virendra Swaroop Institute of Computer Studies (VSICS), Kanpur
January 11, 2030 - January 1, 2015Master of Computer Applications (MCA) at KIET Group of Institutions, Ghaziabad
January 1, 2016 - January 1, 2018Bachelor of Computer Applications (BCA) at Dr. Virendra Swami Institute of Computer Studies (VSICS), Kanpur
January 1, 2013 - January 1, 2015Master of Computer Applications (MCA) at KIE T Group of Institutions, Ghaziabad
January 11, 2030 - January 1, 2018Bachelor of Computer Applications (BCA) at Dr. Virendra Swarup Institute of Computer Studies (VSICS), Kanpur
January 11, 2030 - January 1, 2015Master of Computer Applications (MCA) at KIET Group of Institutions
January 1, 2018 - January 1, 2018Bachelor of Computer Applications (BCA) at Dr. Virendra Swarup Institute of Computer Studies (VSICS), Kanpur
January 1, 2015 - January 1, 2015Master of Computer Applications at KIET Group of Institutions, Ghaziabad
January 11, 2030 - January 1, 2018Bachelor of Computer Applications at Dr. Virendra Swarup Institute of Computer Studies (VSICS), Kanpur
January 11, 2030 - January 1, 2015Qualifications
Industry Experience
Software & Internet, Professional Services, Travel & Hospitality, Retail, Media & Entertainment, Financial Services, Education
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
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Expert
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Expert
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Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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