Johanan S. A.

Mechanical Engineer with a passion for ML, CV, Electronics, Raspberry Pi, and Web Development

Johanan's Profile Picture

Experience & Education

May 2025 - June 2025

In-Plant Trainee

IPRC (ISRO Propulsion Complex), Mahendragiri

Duration: 2 Weeks
IPRC Campus
IPRC Campus 2

2022 - Present

Mechanical Engineering Student

National Engineering College, Kovilpatti

CGPA: 7.96/10
NEC Campus
Mechanical Department

2016 - 2021

Grade-7 to Grade-12

St. Antony’s Public School (CBSE), Palayankottai, Tirunelveli-11.

Grade 10: 83.6%Grade 12: 75.4%
School Campus
School Building

2006 - 2015

Kindergarten to Grade-6

Bell English School, Palayankottai, Tirunelveli-11.

School Campus
School Building

Projects

ML-Driven Mood and Context-Adaptive Timbral Transformative EqualizationOngoing
ML-Driven Mood and Context-Adaptive Timbral Transformative Equalization
This project explores a machine learning-based system that adapts timbre and equalization based on the mood and type of audio (speech, singing, choir, or music), enabling context-aware, real-time sound optimization.
Machine LearningAudio ProcessingEqualizationMood Detection
Skillpix: A Skill Development Platform for Engineering StudentsOngoing
Skillpix: A Skill Development Platform for Engineering Students
A full-stack EdTech platform with course modules, coding practice, project collaboration, certification, and industry exposure tools. Built with Next.js on a Turborepo.
Next.jsFirebaseTurborepoEdTechPLM
CFD Analysis of Aero-Acoustic Properties of Drone Propeller using ANSYS Fluent
CFD Analysis of Aero-Acoustic Properties of Drone Propeller using ANSYS Fluent
Modelled a DJI propeller in SolidWorks and analyzed aero-acoustic properties using ANSYS Fluent to identify noise sources and optimize design.
CFDSolidWorksANSYSAcousticsAerospace
Automated Cattle Detection and Risk Mitigation System Using Real-Time Cloud Integration
Automated Cattle Detection and Risk Mitigation System Using Real-Time Cloud Integration
Developed an AI system using Raspberry Pi and YOLOv11 to detect cattle and predators, with real-time cloud integration via Firebase and Django.
AIYOLOv11Raspberry PiFirebaseDjango
Smart Water Quality Monitoring System
Smart Water Quality Monitoring System
IoT system using ESP32 to measure pH, turbidity, and TDS. Data is visualized in real-time on a Firebase-powered dashboard.
IoTESP32FirebaseSensorsEnvironmental
5-Axis Robotic Arm
5-Axis Robotic Arm
3D-printed robotic arm using continuous servos and joystick modules for pick-and-place tasks. Custom PWM for precise angular control.
Robotics3D PrintingArduinoServo Motors
Prediction of Production Parameters of Aluminum Wire Rod Manufacturing using ML Techniques
Prediction of Production Parameters of Aluminum Wire Rod Manufacturing using ML Techniques
Developed a PyTorch ML model to predict production parameters in aluminum wire rod manufacturing. Selected for SIH-2024.
MLPyTorchManufacturingOptimizationSIH-2024
RTC-based Solar Tracking System
RTC-based Solar Tracking System
Built a real-time solar panel tracking system using Arduino, RTC module, and servos. Focused on efficient solar energy capture.
SolarArduinoRTCEnergyEmbedded Systems

Freelancing Websites

Skillpix
Skillpix
My own Startup idea, Skillpix is a platform for skill development, offering courses, coding practice, and project collaboration.
Scriber
Scriber
Full Stack Web App for Mr. Rhenius' Startup
Clingy Fit
Clingy Fit
A Product Page for Mr. Manohar's Product Idea and Startup
Jebha Caterers
Jebha Caterers
An enquiry and showcasing App for Mrs. Jeba's Catering Business

Tech Stacks I Use

Certificates

Product Design & Manufacturing
Product Design & Manufacturing

Issued by: IIT Kanpur (NPTEL)

Date: May 2025

The Complete Full-Stack Web Development Bootcamp
The Complete Full-Stack Web Development Bootcamp

Issued by: Udemy

Date: May 2025

CSWA - Additive Manufacturing Associate
CSWA - Additive Manufacturing Associate

Issued by: Dassault Systèmes

Date: Sep 2024

CSWA - Sustainable Design
CSWA - Sustainable Design

Issued by: Dassault Systèmes

Date: Apr 2024

TCS CodeVita S11 - Global Rank #834
TCS CodeVita S11 - Global Rank #834

Issued by: Tata Consultancy Services

Date: Mar 2024

Certified SOLIDWORKS Associate
Certified SOLIDWORKS Associate

Issued by: Dassault Systèmes

Date: Nov 2023

Technical English for Engineers
Technical English for Engineers

Issued by: IIT Madras (NPTEL)

Date: Oct 2023

Social Innovation in Industry 4.0
Social Innovation in Industry 4.0

Issued by: IIT Kanpur (NPTEL)

Date: 2023

MATLAB On-ramp
MATLAB On-ramp

Issued by: MathWorks

Date: 2023

Skills & Expertise

A comprehensive overview of my technical skills and proficiency levels across different domains

⚙️Mechanical Engineering
CAD DesignExpert
Product DesignAdvanced
Reverse EngineeringIntermediate
CAAIntermediate
ManufacturingBeginner
💻Programming & Development
React & Next.jsExpert
JavaScript/TypeScriptAdvanced
PythonIntermediate
CBeginner
MATLABBeginner
🤖AI & Machine Learning
Computer VisionAdvanced
Machine LearningAdvanced
TensorFlowIntermediate
PyTorchIntermediate
Natural Language ProcessingBeginner
🔧Electronics & Hardware
ArduinoExpert
Raspberry PiAdvanced
RoboticsAdvanced
IoT SystemsIntermediate
PCB DesignBeginner

Languages

Languages I speak and my proficiency levels in each

Tamil

Tamil

Native fluency - Mother tongue

Native
Read
Write
Speak
Basic
Conversational
Professional
Native
English

English

Professional working proficiency

Professional
Read
Write
Speak
Basic
Conversational
Professional
Native