ARPAN
GUPTA
Engineering systems from hardware PLCs to cloud microservices.
I build AI-powered platforms, real-time dashboards & scalable architectures.
Ask Me Anything
AI-powered avatar — type or speak, I'll answer from my real CV
Arpan Gupta
AI Avatar
Hi! I'm Arpan's AI avatar. Ask me anything about my experience, skills, projects, or even my NASA asteroid discoveries!
Powered by Llama 3.3 70B via Groq (Free Tier) — ultra-fast AI inference. Responses are generated from my real CV. Voice recognition may vary by device and browser.
About Me
Who I am & what I build
name: "Arpan Gupta",
role: "Software Engineer (Full Stack)",
company: "Xcelore",
education: "B.Tech CSE ",
passion: "Building impactful tech",
funFact: "Discovered 2 NASA asteroids"
I'm a Full Stack Developer at Xcelore with hands-on experience building production systems that span from hardware (PLCs, Raspberry Pi) to the cloud (AWS, microservices). I thrive at the intersection of complex backend architectures and intuitive user interfaces.
Microservices
NestJS + gRPC architectures with event-driven communication via SQS
Full Stack
Next.js, React, Node.js — from pixel-perfect UIs to robust APIs
IoT & Hardware
PLC data acquisition via OPC-UA, Raspberry Pi, real-time sync
AI Integration
AI-powered hiring, chatbots, resume screening & automated evaluation
Experience
My professional journey so far
Building production systems spanning IoT hardware to cloud microservices. Leading development on 5+ enterprise projects including defense, healthcare, social media, and AI-powered platforms.
- ▸Designed microservices with NestJS + gRPC for inter-service communication
- ▸Built real-time data visualization dashboards with D3.js for Indian Air Force
- ▸Engineered PLC data acquisition systems with OPC-UA on Raspberry Pi
- ▸Implemented event-driven architectures with AWS SQS for async workflows
- ▸Integrated AI services for resume screening and candidate evaluation
Delivered end-to-end front-end features using React, collaborating closely with designers and backend engineers.
- ▸Implemented pixel-perfect UIs matching designer specifications
- ▸Used Redux for global state management
- ▸Applied Intersection Observer for efficient pagination
- ▸Integrated APIs and ensured smooth production releases
Built a Ticket Management System with real-time communication between clients and support teams.
- ▸Designed full-stack TMS with ticket creation and resolution workflow
- ▸Implemented real-time communication between parties
Projects
Enterprise systems I've built and shipped
Full-stack AI-powered recruitment platform with automated resume screening, AI-driven interviews, candidate evaluation, and workflow automation. Scalable microservices architecture.
- ▸AI resume screening & question generation
- ▸Microservices with gRPC communication
- ▸Event-driven workflows with SQS
- ▸Role-based access control
Industrial IoT system for room sanitization monitoring. Built PLC-Raspberry Pi communication, data sync from SQLite to remote PostgreSQL, and React dashboards for analysis.
- ▸PLC data via OPC-UA protocol
- ▸Offline-to-online sync with SQS FIFO
- ▸Auto-deploy shell scripts for Pi
- ▸Migrated Express.js to NestJS
Safe, empowering social media platform for women. Microservices backend with encrypted chat, push notifications, and intelligent caching.
- ▸E2E encrypted chat via Matrix
- ▸ElastiCache (Redis) for caching
- ▸FCM push notifications
- ▸Scalable microservices
- ▸Lambda serverless functions - for media processing
AI chatbot for domain-specific interactions. Led migration from monolith to microservices, integrated AI services with SSE streaming for real-time responses.
- ▸Monolith to microservices migration
- ▸Custom SQS transport layer
- ▸AI response streaming via SSE
- ▸Improved response latency
Real-time wind data visualization dashboard for the Indian Air Force. Built custom D3.js plots including heatmaps, wind shears, and wind barbs for atmospheric analysis.
- ▸Custom D3.js heatmaps & wind barbs
- ▸Real-time data visualization
- ▸Role-based cookie authentication
- ▸Interactive atmospheric analysis
Virtual trial mirror using Snapchat Lens Studio for online shopping. Users try on clothes virtually through AR technology integrated into retail platforms.
- ▸AR virtual try-on experience
- ▸Snapchat Lens Studio integration
- ▸Cookie-based auth with Passport.js
- ▸Responsive e-commerce UI
End-to-end front-end features for AgriTech platform. Pixel-perfect implementation with Redux state management and API integration.
- ▸Pixel-perfect designer specs
- ▸Redux global state management
- ▸Intersection Observer pagination
- ▸Production deployment
Tech Stack
Technologies I work with daily
Frontend
Backend
Databases
Cloud & DevOps
Languages & Tools
Achievements
Highlights beyond the code
NASA-Supported Asteroid Discoverer
One of the few to discover two Main Belt asteroids through the International Astronomical Search Collaboration. Asteroids 2021 RX32 and 2021 QF54 are now catalogued in astronomical databases.
NASA Asteroid Discovery — 2021 RX32
NASA / IASCDiscovered Main Belt asteroid 2021 RX32 from PANSTARRS observatory data under the International Astronomical Search Collaboration (IASC), supported by NASA.
NASA Asteroid Discovery — 2021 QF54
NASA / IASCDiscovered a second Main Belt asteroid 2021 QF54 from PANSTARRS observatory data under IASC, further contributing to astronomical research supported by NASA.
B.Tech Computer Science — 7.91 CGPA
EducationGraduated from Raj Kumar Goel Institute of Technology, Ghaziabad with strong academic performance in Computer Science.
5+ Enterprise Projects Shipped
CareerDelivered production systems for Indian Air Force (Wind Profiler), Steris (Healthcare IoT), and multiple AI-powered platforms — all within first year at Xcelore.
Get In Touch
Let's build something great together
I'm always open to discussing new opportunities, interesting projects, or just having a chat about tech. Feel free to reach out!