CHANDAN MHJ

data scientist · ai engineer

turning complex problems into systems that actually work

01 / ARCHIVAL SPECIMEN

INTRODUCTION

CHANDAN MHJ — DATA SCIENTIST · AI ENGINEER
DOSSIER EXCERPT // OVERVIEW ENGINEER IN THE MAKING

Hi, I'm Chandan.
I'm an AI Engineer in the making, fascinated by the idea of turning complex problems into systems that actually work.

My journey started with curiosity about why user data is stored and maintained, and what makes predictions useful. That curiosity gradually turned into a habit of building — experimenting with models, developing applications, working with data, and constantly trying to understand what happens beneath the surface.

I work across Artificial Intelligence, Machine Learning, Data Science, and Software Engineering, with a particular interest in building practical AI systems rather than keeping ideas confined to notebooks.

I've worked on projects involving LLMs, explainable AI, data analytics, privacy-preserving AI, machine learning, full-stack applications, and intelligent automation. One of the things I enjoy most is taking an idea that initially feels complicated or even unrealistic and breaking it down until I can build a working version of it.

I want to understand how AI models work, how they fail, and how they can be engineered into reliable systems. My projects are where I learn. Every project gives me an opportunity to explore a new technology, solve a new problem, make mistakes, and push my understanding a little further.

I'm particularly interested in the intersection of AI and real-world engineering — where models meet data, software, users, constraints, and actual problems. I enjoy working with technologies such as Python, PyTorch, NumPy, Pandas, SQL, MongoDB, React, Flask, FastAPI, and modern AI/LLM frameworks, while continuously expanding my technical stack.

CURIOUS BY DEFAULT. BUILDING BY CHOICE.
Chandan MHJ Studio Portrait
02 / CAPABILITY MATRIX

SKILLS & INFRASTRUCTURE

01

LANGUAGES

Python · SQL · HTML · CSS · R
02

DATA SCIENCE & ML

NumPy · Pandas · scikit-learn · SHAP · Matplotlib · Seaborn · XGBoost
03

DATA ENGINEERING & STREAMING

Apache Kafka · Spark Structured Streaming · HDFS · Dask · ETL Pipelines
04

DATABASES

MySQL · MongoDB · PostgreSQL · Firebase · Redis · TimescaleDB
05

VISUALIZATION

Power BI · Excel · Tableau · Streamlit · PyDeck
06

TOOLS & DEPLOYMENT

FastAPI · Git/GitHub · Docker · Railway · Groq API
07

IDE / ENVIRONMENTS

VS Code · Antigravity · Cursor · PyCharm · Visual Studio · Jupyter Notebook · Colab
08

SPOKEN LANGUAGES

Kannada · English · Hindi
03 / ENGINEERING NOTEBOOK

FEATURED ARCHIVE

3 × 3 DOSSIER MATRIX · CLICK CARD FOR DETAILS
[ 01 ] 1.0 ROC-AUC

Aerogeophysical ETL & ML Pipeline

Python · Dask · XGBoost · Streamlit · PyDeck

145GB geophysical survey processing pipeline across 19.3M points. Includes FFT-based feature extraction and 5-page geospatial UI.

VIEW DOSSIER
[ 02 ] STREAMING ARCHITECTURE

Crypto Market Intelligence

Kafka · Spark Streaming · HDFS · TimescaleDB

Live Binance WebSocket ingestion with Spark Structured Streaming, HDFS Parquet lakehouse, regime classification, and Redis state.

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[ 03 ] 99% ACCURACY · 2,146 POSTS

PR Detector: Campaign Analysis

XGBoost · DistilBERT · SHAP · CLIP · spaCy

Ensemble ML system for identifying coordinated inauthentic online campaigns across multiple sources with explainability layers.

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[ 04 ] LLaMA 3 70B · TELEGRAM BOT

AI First Responder Assistant

FastAPI · RAG · Groq API · SQLite · Railway

Emergency response bot delivering certified protocols via online RAG and offline SQLite retrieval, engineered for critical voice/text I/O.

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[ 05 ] COMPUTER VISION

Indian Vehicle Detector

PyTorch · OpenCV · Deep Learning

Specialized vision model addressing localized vehicular classification under heterogeneous Indian traffic dynamics and illumination.

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[ 06 ] SYSTEMS & SECURITY

WiFi Network Toolkit

Python · Scapy · Network Protocols

Automated network diagnostic and packet auditing toolkit designed for controlled wireless security assessments and latency discovery.

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[ 07 ] HEALTH INTELLIGENCE

NutriScan v2

Computer Vision · Food Recognition · Analytics

Nutritional estimation engine mapping visual meal captures to macronutrient decompositions with instant health metric logs.

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[ 08 ] ACADEMIC TOOLING

VTU CGPA Calculator

React · TypeScript · University Schema

Full-stack academic utility tailored to VTU grading schemes, weighted credit distribution algorithms, and forecast modeling.

VIEW DOSSIER
[ 09 ] MULTIMODAL AI

Product Image Captioning

Vision Transformers · NLP · PyTorch

Automated e-commerce catalog descriptor generating descriptive contextual captions using cross-attention vision-language backbones.

VIEW DOSSIER
04 / VERIFIED CREDENTIALS

CERTIFICATIONS & HONORS

SAMBHRAM INSTITUTE OF TECH · 2023—2027

ACCREDITED CERTIFICATIONS

Getting Started with Data

JAN 2026

IBM SkillsBuild

Data governance, exploratory analysis, and analytical workflows.

Complete Data Science & Python Bootcamp

CREDENTIAL

Krish Naik — Udemy

Core mathematical ML, algorithmic implementations, and model evaluation.

Big Data Analytics

CREDENTIAL

Krish Naik — Udemy

Distributed computation patterns, Hadoop HDFS ecosystems, and MapReduce.

Power BI & Tableau

CREDENTIAL

Genesis

Business intelligence pipelines, DAX computations, and interactive executive reporting.

Java Programming

JUL 2024

Great Learning Academy

Object-oriented paradigms, concurrency frameworks, and data structures.

COMPETITIVE RECORD
10+
HACKATHONS
4
FINALS

Demonstrated high-pressure engineering capability across competitive hackathons, prototyping functional end-to-end applications within 24 to 36-hour sprint windows.

ACADEMIC DOSSIER

B.E. Artificial Intelligence & Data Science

Sambhram Institute of Technology

TIMELINE: 2023 — 2027 CGPA: 7.26
05 / PERSPECTIVE

A LITTLE MORE ABOUT ME

MEMORANDUM // PERSONAL ESSAY DISCIPLINE & DRIFT

I'm a motivated engineering student who is naturally curious and enjoys exploring new ideas, technologies, and tools.

Outside my core AI and data-science work, I enjoy experimenting with cybersecurity and technical tools in controlled learning environments. I've explored tools such as Termux, John the Ripper, and Kali Linux utilities as part of learning about security concepts, systems, and how different techniques work.

I also enjoy learning about social engineering from a security-awareness perspective, particularly understanding how human behavior can become part of a security system's attack surface.

I read occasionally, go on treks when I get the opportunity, and enjoy exploring things that challenge the way I think.

One thing I value about myself is persistence. Once I start something, I find it difficult to leave it unfinished — even when it is something small. I like reaching the point where I can finally say, "done."

That persistence is probably one of the biggest reasons I keep building.

Curious by default.

Building by choice.

Still figuring out what's next.