Available for Software Engineering Roles
hello_world.sh

Hi, I'm Subham Kumar

Full-Stack Developer & IoT Engineer

Final-year B.Tech Student specializing in robust backend architecture, reactive frontends, and smart IoT microcontrollers. Experienced in shipping production-grade PHP/MySQL systems, MERN stack web applications, and AI integrations.

MERN & Next.js
PHP & MySQL Architecture
ESP8266 & IoT Sensors
Gemini AI Client APIs
Subham Kumar
Location: India
About Me

Engineering Solutions Across Hardware & Cloud

I am a software engineer focused on building resilient backend architectures, intuitive web applications, and low-level embedded systems. Driven by an interest in AI-driven technologies, FinTech, and data analytics, I specialize in writing maintainable code, optimizing system performance, and shipping high-impact products that solve complex real-world problems.

B.Tech Degree

Electrical & Electronics / Engineering

Focus on Data Structures, Web Development & Microcontrollers.

Backend & Database Architecture

Building scalable RESTful APIs in PHP and Node.js with optimized MySQL relational schemas and secure query logic.

Modern Frontend Engineering

Crafting fast, responsive web interfaces using React, Next.js, Tailwind CSS, and Framer Motion.

IoT & Embedded Systems

Developing custom C++ firmware for ESP8266/ESP32 microcontrollers with HTTPS cloud data logging and Gemini AI integration.

Technical Competencies

Tech Stack & Ecosystem

HTML5
CSS3
JavaScript
React
Next.js
Tailwind CSS
PHP
MySQL
Node.js
Express
ESP8266 & C++
Python
Java
Git & GitHub
REST APIs
HTML5
CSS3
JavaScript
React
Next.js
Tailwind CSS
PHP
MySQL
Node.js
Express
ESP8266 & C++
Python
Java
Git & GitHub
REST APIs
Portfolio Showcase

Featured Projects

A collection of production applications, embedded IoT solutions, and full-stack software built with modern tools.

Online Course Platform for Educational Institute screenshot

Online Course Platform for Educational Institute

Professional Work

A full-stack web platform developed for an educational institute to manage and sell online courses. Features include secure Razorpay payment integration, dynamic course management, user enrollment tracking, and an optimized custom PHP backend with a structured MySQL database.

PHPMySQLJavaScriptHTML5CSS3
AI Travel Planner screenshot

AI Travel Planner

AI & Full-Stack

An intelligent travel planning application leveraging AI to generate customized multi-day itineraries, activity recommendations, and budget estimation based on user preferences and destination parameters.

ReactNext.jsTailwind CSSGemini APINode.js
School Website Portal screenshot

School Website Portal

Full-Stack Web

A modern, responsive educational website built for seamless communication between students, teachers, and administration. Includes dynamic notices, event galleries, and inquiry management.

ReactNext.jsTailwind CSSNode.jsExpress
IoT Sensor Dashboard screenshot

IoT Sensor Dashboard

IoT & Web Development

A full-stack monitoring system for ESP8266 devices. Features a secure PHP backend with authentication, a responsive Bootstrap 5 dashboard, and real-time telemetry data visualization.

PHPMySQLBootstrap 5ESP8266REST API
ESP8266 Gemini AI Client screenshot

ESP8266 Gemini AI Client

AI & Embedded Systems

An AI-powered chatbot running directly on a microcontroller. Connects to Google's Gemini API via HTTPS to process queries and output intelligent responses using ArduinoJson.

C++Google Gemini APIESP8266ArduinoJson
HTTPS Random Number Fetcher screenshot

HTTPS Random Number Fetcher

Embedded Systems

A technical demonstration of handling secure HTTPS GET requests on ESP8266 microcontrollers. Fetches and parses JSON payloads from remote endpoints without overhead.

C++ESP8266HTTPSAPI Integration
Let's Connect

Have a project or opportunity in mind?

I'm actively seeking full-stack web development and IoT engineering roles. Whether you have a question or want to collaborate, my inbox is always open.

tiwarisubham400off@gmail.com
Send Email