King
Queen
Knight
Open to opportunities · Salem, TN

Architecting scalable
digital systems.

Full Stack Developer · MERN · Next.js · Firebase · AI Integration

PawnKing DecorQueen Decor
Professional Summary

Full Stack Developer & Systems Architect.

I am a Full Stack Developer with 2+ years of experience building scalable SaaS platforms, eCommerce solutions, and real-time web applications using React.js, Next.js, Node.js, TypeScript, MongoDB, PostgreSQL, and Firebase.

My technical expertise spans REST API development, authentication systems, cloud deployment, and scalable architecture design. I have a proven track record of delivering production-ready MVPs in agile environments with measurable improvements in automation, development efficiency, and client outcomes.

My background in Electronics and Communication Engineering enables me to bridge software and hardware effectively, adding practical depth for IoT and embedded systems integration.

30%Cart Abandonment ↓
40-75%Dev Time Saved
4-7dMVP Delivery
40%Productivity ↑

"The Game So Far"

Every move has a reason.

O-O
Feb 2024 – Present

Full Stack Developer — Active Theory, Coimbatore

Designed and developed full-stack web applications across SaaS, eCommerce, and IoT domains. Architected multi-tenant SaaS platforms with Next.js SSR, Firebase Auth, MongoDB, and RBAC optimized for SEO performance and scalability. Developed custom Shopify themes and built Node.js middleware for real-time Shopify–Zoho CRM synchronization. Implemented WhatsApp Business API, reducing cart abandonment by 30%. Built real-time IoT dashboards and integrated AI development tools into engineering workflows, reducing build time by 40–75%.

Skills unlocked:React.jsNext.jsNode.jsMongoDBShopify LiquidIoTAI Integration
Nf3
Jul 2023 – Oct 2023 · 4 mos

Data Science Intern — Shiash Info Solutions Pvt. Ltd., Chennai

Proficient in Python operators, List Comprehension, and mapping techniques. Built strong foundations in NumPy and Pandas. Applied data cleaning, supervised and unsupervised learning techniques (SVM, KNN), Feature Engineering, skewness analysis, and data visualization. Final project: Commercial Sales Prediction using multiple regression models in a unified pipeline. Operated in Agile/Scrum culture with daily mentor reporting.

Skills unlocked:PythonNumPyPandasMachine LearningSVMKNNData VisualizationAgile/Scrum
Bc4
Jan 2021 – Feb 2023 · 2 yrs 2 mos

Security Researcher — Synack Red Team

Conducted vulnerability assessments and penetration testing across client targets as part of the elite Synack Red Team. Identified and responsibly disclosed security vulnerabilities through structured bug bounty and private security research programs.

Skills unlocked:Penetration TestingNetworkingVulnerability AssessmentResponsible Disclosure
e4
Jul 2020 – Feb 2023 · 2 yrs 8 mos

CTF Player (Elite Hacker) — Hack The Box

Achieved Elite Hacker rank on Hack The Box, completing advanced CTF challenges across web exploitation, reverse engineering, cryptography, and network security. Profile: hackthebox.com/profile/334208

Skills unlocked:Penetration TestingCTFWeb ExploitationReverse EngineeringCryptographyNetworking
d4
Sep 2019 – Feb 2023 · 3 yrs 6 mos

Security Researcher — Bugcrowd

Participated in public and private bug bounty programs on Bugcrowd. Identified, documented, and reported security vulnerabilities across web applications and APIs for various organisations over 3+ years.

Skills unlocked:NetworkingPenetration TestingBug BountyWeb Security
a3
Jan 2020 – Feb 2020 · 2 mos

Ethical Hacking & Penetration Testing — Razz Security, Chennai

Completed an intensive internship covering ethical hacking methodologies, network penetration testing, and cybersecurity fundamentals. Gained hands-on experience with industry-standard tools and techniques under professional mentorship.

Skills unlocked:CybersecurityNetworkingPenetration TestingEthical Hacking

Pieces on the Board

Every piece has a role. Every skill has a story.

React.js

Frontend

Next.js

Frontend

TypeScript

Frontend

JavaScript (ES6+)

Frontend

Redux

Frontend

Zustand

Frontend

Tailwind CSS

Frontend

HTML5 / CSS3

Frontend

SSR / SSG / PWA

Frontend

Node.js

Backend & APIs

Express.js

Backend & APIs

REST API Dev

Backend & APIs

WebSocket

Backend & APIs

Microservices

Backend & APIs

Webhook Arch

Backend & APIs

MongoDB

Databases & Cloud

PostgreSQL

Databases & Cloud

Firebase

Databases & Cloud

Prisma

Databases & Cloud

MySQL

Databases & Cloud

JWT

Auth & Security

OAuth 2.0

Auth & Security

RBAC

Auth & Security

Auth & Authz

Auth & Security

System Design

System Design & DevOps

Scalable Arch

System Design & DevOps

Docker

System Design & DevOps

CI/CD

System Design & DevOps

Git / GitHub

System Design & DevOps

Playwright

System Design & DevOps

Agile/Scrum

System Design & DevOps

Shopify (Liquid)

eCommerce & CRM

Zoho CRM API

eCommerce & CRM

WhatsApp API

eCommerce & CRM

LLM Integration

AI & LLM

Prompt Engineering

AI & LLM

Multi-Agent Systems

AI & LLM

Tactical Plays

Selected builds from the board.

eCommerce Platform with Automation Suite

eCommerce Platform with Automation Suite

eCommerce · Automation

tap to see more →

Built a full eCommerce platform with custom Shopify theme development, optimized checkout flows, and dynamic product filtering. Implemented WhatsApp Business API for abandoned cart recovery, order notifications, and customer support — reducing cart abandonment by 30%.

Shopify (Liquid)WhatsApp Business API (Wati)
View on GitHub →
Enterprise SaaS Dashboard Platform

Enterprise SaaS Dashboard Platform

SaaS · Full Stack

tap to see more →

Designed and built a multi-tenant SaaS dashboard with server-side rendering, role-based access control, and high-concurrency architecture. Implemented enterprise-grade authentication including JWT, OAuth 2.0 (Google, GitHub), and encrypted data transmission.

Next.js (SSR)Firebase AuthenticationJWTRBACTailwind CSS
View on GitHub →
Internal AI Process Automation Platform

Internal AI Process Automation Platform

AI · Internal Tool

tap to see more →

Architected a unified internal platform consolidating multiple LLMs via a single API orchestration layer. Enabled context-aware code generation, intelligent debugging, and automated documentation, improving team productivity by 40%.

Next.jsTypeScriptNode.jsZustandTailwind CSSLLM API OrchestrationClaude CodeREST APIs
View on GitHub →

Capture The Flag

"If you're a good hacker, everyone knows you. If you're a great hacker, no one knows you."

1-0

Let's build something.

Open to collabs, projects, and interesting problems.


GitHub Stats

Profile Views
GitHub Streak

Contribution Activity

Contribution Activity Graph

Organizations


Holopin Badges

0xlightning's Holopin Board