0+ Years Production Experience

Satish Kumar Chaubey

Full Stack Engineer | MERN | Next.js | Node.js | TypeScript

Full Stack Engineer with 3+ years of experience building and optimizing production web applications using React.js, Next.js, TypeScript, Node.js, Express.js, MongoDB, and Redis. Experienced in developing enterprise & banking platforms, payment workflows (PayU, Razorpay, BBPS), and high-volume bill payment applications.

satishchaubey02@gmail.com+91 8299805407
Ghaziabad, Uttar Pradesh, India
LinkedInGitHub
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Work Experience

Software Engineer

plutosONE (FinTech & SaaS Enterprise)
Feb 2024 - Present
  • Develop full-stack and frontend-focused features for SaaS, banking, and enterprise platforms using Next.js, React.js, TypeScript, and Node.js.
  • Led frontend development across 30+ enterprise application pages and maintained client & internal operational dashboards.
  • Architected AI RAG (Retrieval-Augmented Generation) & CAG (Cache-Augmented Generation) document search pipelines and conversational AI microservices.
  • Integrated PayU and Razorpay payment gateways with secure frontend workflows and backend API coordination.
  • Collaborated within microservices architecture and optimized application performance through Redis caching, API optimization, and lazy loading.
  • Engineered high-traffic bill payment platform with microservices architecture.
Next.js 16React 19TypeScriptNode.jsExpressPayURazorpayBBPS APIRedisAI RAG/CAGVector DBs

Front-End Developer

Speqto Technology Pvt. Ltd.
Jun 2023 - Jan 2024
  • Built reusable UI components and production interfaces using React.js, Next.js, and Vite.
  • Integrated decentralized wallet workflows with REST APIs and contributed to blockchain-based applications with BSC smart contract integration.
  • Improved responsive behavior and cross-browser compatibility across application interfaces.
React.jsNext.jsViteTailwind CSSREST APIsBSC Smart Contracts

MERN Stack Intern

Techpile Technology Pvt. Ltd.
Jun 2022 - May 2023
  • Developed full-stack applications using MongoDB, Express.js, React.js, and Node.js.
  • Built interactive user interfaces with React, Redux Toolkit, and Bootstrap.
  • Developed backend APIs and integrated application databases.
MongoDBExpress.jsReact.jsNode.jsReduxBootstrap

Core Technical Skills

React.js & Next.js

Frontend
Proficient
Proficiency0%

TypeScript & JavaScript

Frontend
Proficient
Proficiency0%

Tailwind CSS & ShadCN UI

Frontend
Proficient
Proficiency0%

Production Projects

Enterprise BBPS Payment SaaS Platform

High-scale AI SaaS and BBPS bill payments engine integrated with PayU & Razorpay payment gateways, analytics, and client campaign dashboards.

Next.js 16React 19BBPS APIPayU / RazorpayTailwind CSS

Omni-Channel Enterprise Digital Banking Platform

Production enterprise digital banking portal and transaction management suite built with Next.js & React, prioritizing secure data handling and intuitive banking user journeys.

Next.js 16React 19Redux ToolkitTypeScriptREST API

High-Traffic Microservices Bill Payment Engine

High-throughput bill payment engine engineered with Redis caching and microservices architecture.

Next.jsNode.jsExpress.jsMongoDBRedis Caching

Education

Bachelor of Computer Applications (BCA)

ITM College of Management, Gorakhpur
2019 - 2021
  • Gained strong fundamentals in programming, data structures, database management, and web development.
  • Focused on practical application building using the MERN stack and modern JavaScript frameworks.
Verified Academic RecordGorakhpur, UP

MERN Stack Developer Certification

Techpile Technology Pvt. Ltd.
2022 - 2023
  • Comprehensive full-stack training covering MongoDB, Express.js, React.js, Node.js, Redux, and REST API deployment.
Verified Academic RecordGorakhpur, UP

Certifications & Hobbies

MERN Stack Developer Certification

Techpile Technology Pvt. Ltd. • 2023

Interests & Hobbies
Exploring Emerging AI TechnologiesBuilding Open Source ProjectsTech Reading & BloggingCricket