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Nitish Kumar
Upadhyay

Magento 2 Certified Backend Engineer AI & RAG Systems 3+ Years Exp

Software Engineer at Webkul Software. I build scalable eCommerce platforms, AI-powered search systems, and RAG-based applications — obsessed with clean architecture, performance, and uptime.

Nitish Kumar Upadhyay
3+
Years
M2
Certified
AI
RAG/LLMs
01 / About

Software Engineer

I'm Nitish Kumar Upadhyay — a Certified Magento 2 (Adobe Commerce) Developer and Software Engineer with 3+ years of experience building scalable eCommerce platforms and AI-powered solutions.

Specialized in backend architecture, custom Magento 2 module development, and frontend theming with Hyva — delivering high-performance, conversion-optimized storefronts. I also build RAG-based applications, semantic search systems, and AI agent-driven chatbots using LLMs and vector databases.

"First solve the problem. Then, write the code." — John Johnson

Focused on clean architecture, scalability, performance optimization, uptime, and delivering real business value across both eCommerce and AI-powered systems.

Certifications
Adobe Adobe Certified Professional — Adobe Commerce Developer Verify
AI Certificate of Completion: AI Fluency Framework & Foundations Verify
02 / Skills

My Toolbox

Languages
PHP
JavaScript
C++
Python (learning)
Backend
Magento 2
Node.js
Express.js
Frontend
Vue.js
Hyva Themes
HTML / CSS
Tailwind CSS
Bootstrap
Databases
MySQL
MongoDB
DevOps & Tools
Docker
Redis
RabbitMQ
Postman
API & Integrations
REST APIs
GraphQL
Payment Gateways
Shipping APIs
Core Concepts
DSA
OOP
DBMS
System Design
AI & Search
RAG Pipelines
LLMs
Vector Search
Semantic Search
Elasticsearch
OpenSearch
ChromaDB
Embedding Models
ONNX Models
Proficiency
RAG / AI Pipelines95%
PHP / Magento 293%
JavaScript / Node.js86%
GraphQL / REST APIs84%
Elasticsearch / OpenSearch82%
Vue.js / Hyva Frontend80%
Docker / Redis / RabbitMQ75%
03 / Experience

Where I've Worked

Current Role
Jan 2023 – Present · Full-time
Software Engineer
Webkul Software Pvt Ltd · Lucknow, India
  • Architected scalable RAG-based search apps using Elasticsearch, OpenSearch & ChromaDB — improved semantic retrieval & reduced query latency
  • Built AI-powered semantic, multimodal & image-based search solutions for eCommerce product discovery
  • Integrated Symfony AI Agent components for LLM-driven agent workflows & external tool orchestration
  • Implemented DHL & USPS shipping APIs — automated processing, tracking & label generation
  • Created Magento 2 payment extensions for TELR & Iyzico with automated order sync
  • Delivered ZATCA (Saudi Arabia) & VeriFactu (Spain) e-invoicing compliance solutions
  • Served as Technical Lead on AI-driven projects — guiding teams on agent-based & scalable backend solutions
Internship
Sep 2022 – Nov 2022
Software Engineering Intern
Fynd — Shopsense Retail Technologies Ltd.
  • Developed full-stack apps using Vue.js, Node.js, Express.js & MongoDB
  • Built & deployed a Hostel Allotment System — role-based management, REST APIs & database integration (Final Year Project)
  • Gained hands-on experience in API design, frontend-backend integration & agile workflows
04 / Education

Academic Background

🎓
2019 – 2023
Bachelor of Technology
Computer Science & Engineering
FGIET, Raebareli, Uttar Pradesh
  • Hands-on knowledge of DSA, OOP, DBMS, and system design concepts.
  • CGPA: 7.5
🏆
Certifications
Professional Credentials
Adobe Certified Professional
Adobe Commerce Developer (Magento 2)
Verify on Adobe →
AI Fluency Framework
Certificate of Completion: AI Foundations
Verify certificate →
05 / Projects

What I've Built

Personal Projects
Live · Web App
Study Planner
Web-based study planning platform generating personalized day-wise schedules based on subjects & exam goals. Features topic-wise progress tracking, real-time chat & collaboration. Deployed on self-managed VPS with Apache HTTP Server.
Visit mystudyplanner.in →
Vue.js · Node.js · MongoDB
Hostel Allotment System
Full-stack platform with Vue.js frontend + Node.js/Express.js REST API backend handling student allocation workflows, role-based management, room tracking & MongoDB integration. Built as final year project during Fynd internship.
View on GitHub →
Work Experience Projects — built at Webkul Software
AI · RAG · LLMs · Vector Search
RAG-Based Semantic & Multimodal Search
Architected RAG applications using Elasticsearch, OpenSearch & ChromaDB. Built semantic, multimodal & image-based search pipelines using ONNX embedding models for AI-powered eCommerce product discovery. Integrated Symfony AI Agent for LLM-driven workflows.
Webkul Software
Magento 2 · PHP · Payment
Payment Gateway Extensions — TELR & Iyzico
Custom Magento 2 extensions integrating TELR and Iyzico payment gateways — enabling secure payment processing, automated order synchronization, and seamless checkout for global eCommerce merchants.
Webkul Software
Magento 2 · Shipping APIs
DHL & USPS Shipping Integration
Implemented DHL and USPS shipping API integrations for automated shipment processing, real-time tracking updates, and label generation within Magento 2 storefronts at scale.
Webkul Software
Compliance · PHP · Magento 2
ZATCA & VeriFactu e-Invoicing Compliance
International tax compliance solutions for Saudi Arabia (ZATCA) and Spain (VeriFactu) — ensuring regulatory adherence for Magento 2 merchants operating in international markets.
Webkul Software
06 / Contact

Let's Connect

Have a system to build, a Magento project, or an AI integration challenge?
Reach out — I respond fast.

Email
nitishupadhyay9415@gmail.com
WhatsApp
+91 94158 40568
LinkedIn
nitishupadhyay94

Open to full-time roles, and interesting collaborations in
backend development, eCommerce systems, and AI/RAG integrations.