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DevanshVarshney/README.md
Hello! I'm Devansh
πŸ”Œ Embedded Systems | 🧠 AI on Edge | 🌐 IoT | ⚑ Real-Time Hardware Solutions
B.Tech in Electronics and Communication Engineering at Indian Institute of Information Technology Ranchi


πŸ› οΈ Tools & Platforms I Use

PlatformIO Wokwi Arduino ESP32 Raspberry Pi VS Code Git Flask

πŸ”§ About Me

I'm an Electronics and Embedded Systems Engineer with a mission to build real-world solutions through hardware innovation. I love working in low-resource environments, pushing the boundaries of ESP32, Raspberry Pi, and sensors to deliver powerful applications. I've presented at national competitions, organized innovation challenges, mentored various students.

βš™οΈ I don’t just write code β€” I write firmware that talks to the real world.


πŸš€ Skills & Expertise

⚑ Embedded Systems & Hardware

  • ESP32 / Arduino / STM32 Development
  • Real-Time Embedded Firmware
  • IoT Prototyping & PCB Design
  • Low-RAM Buffering for Audio/Video
  • Sensors: MAX30102, DS18B20, BMP180, IR, Soil, etc.
  • Audio: INMP441, MAX98357A | Simplex & Half-Duplex Audio Handling

πŸ€– AI & DSP on the Edge

  • AI on Microcontrollers (TinyML, Edge Impulse)
  • Voice-to-Text on ESP32 using Google Gemini
  • Image Classification: ESP32-CAM + OV2640
  • DSP: FIR, Z-Transform, Filter Banks
  • Crowd Detection: YOLOv8 in Raspberry Pi 4B

πŸ’» Tools, Languages & Platforms

  • C, Python, Verilog
  • HTML, CSS (for IoT UI)
  • Arduino IDE, PlatformIO, Wokwi
  • Flask + REST APIs
  • Git, Linux, VS Code, Silvaco (VLSI)

πŸ”¬ Featured Projects

πŸ“’ Voice-to-Text ESP32

Used Google Gemini + PSRAM buffering to stream and transcribe voice from ESP32.

🧸 AI-Powered Teddy Bear (Top 20 - eToycathon 2025)

An interactive teddy that answers imaginative questions from kids using voice AI.

πŸ›‘οΈ Offline Soldier Health Monitor

Sends health and location data from soldiers to base without internet.

πŸ“Έ ESP32-CAM Classifier

Real-time image classification with Edge Impulse on ESP32-CAM.

⚽ RoboSoccer Event Organizer & Developer of RC car-based competition


πŸ† Achievements

  • πŸ₯‡ Solved audio streaming on ESP32 (a challenge no online forum resolved)
  • 🎯 Designed assistive tech for the visually impaired
  • πŸ›°οΈ Created offline IoT solutions for remote regions
  • 🧠 Top 20 Nationally @ e-Toycathon 2025
  • πŸ† Best Beginner @ HackThisFall4.0 by MLH
  • πŸ› οΈ Organized multiple hardware innovation events

πŸ“ˆ GitHub Stats & Graphs



🎯 Currently Looking For

I'm open to internship roles in:

  • πŸ› οΈ Embedded Systems
  • 🌐 IoT Hardware & Prototyping
  • πŸ§ͺ Strategic R&D
  • 🧩 Firmware & RTOS Development
  • 🧠 AI-on-Hardware Integration

🀝 Connect with Me

Let’s build something awesome together!

GitHub LinkedIn Email


🎯 Future Goals

  • 🎀 Publish ESP32 Audio Streaming Open-Source Project
  • 🌍 Build Open-Source AI+Hardware Prototyping Tools
  • πŸ€– Build Real-Time Hardware Based Solution

⭐ Thanks for visiting! Drop a ⭐ if you liked something here or just want to connect over electronics & innovation!


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