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Hi, I'm Sagar Udasi. 👋

Sagar Udasi

I work in Artificial Intelligence and Machine Learning space, building systems grounded in mathematics, statistics, machine learning, and software engineering. I care less about models in isolation and more about building something that holds up when put in the real world.

I entered this space by accident in 2019, after overhearing two researchers argue about an NLP problem at Samsung. From there, curiosity carried me forward. That detour took me from applied research on Alexa’s NLU systems at Amazon to consulting roles where I built AI systems for companies like Puma and AB InBev.

For the past four years, I have been working with the startups in the education space. I certainly believe that education has not kept up with the technological progress and there is a serious need for an update.


It all began on August 05, 1999...

I grew up in a small town near Mumbai, called Ulhasnagar.

During my childhood, I took the saying "all work and no play makes jack a dull boy", a bit too literally. I was probably the most mischievous kid in my school. So much so that I used to get reliably suspended at least once every year! 🙂

But still somehow, I remained good at studies. The paradox peaked in 2015, when the same student who spent years in trouble finished first in the Mumbai division with 95.60%.

I wanted to become a doctor, but one of my teachers convinced me to pursue engineering. It was a leap of faith, one I don’t regret today.

Ulhasnagar

...then VJTI happened.

VJTI

On August 02, 2017, I joined Veermata Jijabai Technological Institute (VJTI) to study Electronics and Communication Engineering (ECE).

In India, the branch often matters less than where you eventually end up, and most roads quietly lead to software. So I studied electronics during the day and spent the rest of my time teaching myself things I suspected would matter later: robotics, computer science, software development, blockchain, ML, AI, and whatever else caught my attention.

Somewhere along the way, the movie 3 Idiots nudged me toward building things instead of just being good at exams. I didn’t have a clear plan, only curiosity, and in retrospect, that turned out to be the one trait that carried me through engineering.

After my degree, I mapped each semester in a flowchart to see what I was taught, what I taught myself, what subjects I actually liked, and the ones I hated. I’m not sure why I did it; it just felt worth doing. Here's how my learning journey during my engineering days looked like.

Courses in Curriculum Self-study
Calculus 1 Programming in C
Basic Circuit Theory
Engineering Drawing
Applied Physics 1
Applied Chemistry 1
Basic Mechanical Engineering
Courses in Curriculum Self-study
Calculus 2
Mechanics
Programming in C++
Applied Physics 2
Applied Chemistry 2
Basic Civil Engineering
Courses in Curriculum Self-study
Linear Algebra Data Structures
Digital Logic & Design
Network Analysis & Synthesis
Electronic Circuits & Design - 1
Programming in Java
Business Communications
Courses in Curriculum Self-study
Mathematical Transforms Algorithms
Numerical Methods Competitive Programming
Analog Communication
Electronic Circuits & Design - 2
Signals and Systems
Integrated Circuits & Applications
Courses in Curriculum Self-study
Probability & Statistics Programming in Python
Computer Networks Programming in JavaScript
Microprocessors & Microcontrollers Digital Computer Organization
Digital Communication
Electromagnetic Waves
Control Systems
Courses in Curriculum Self-study
Application of Statistics in Communication Pattern Recognition
Digital Signal Processing Web Development
Information Theory & Data Compression Operating Systems
Microwaves
Satellite Communication
Principles of VLSI
Courses in Curriculum Self-study
Database Management Systems Machine Learning
Digital Image Processing Theory of Computation
Antenna Theory Compiler Design
Blockchain Technology
Fibre Optics
PROJECT 1
Courses in Curriculum Self-study
Coding Theory Deep Learning
Cryptography Artificial Intelligence
Digital Signal Processing
Embedded Systems
Mobile Communication
PROJECT 2

It was time to gain some experience...

Org Designation What I Worked On Tenure
Samsung Research Intern: Voice Intelligence Worked on semantic similarity for Bixby, improving how the assistant reasoned about meaning between sentences. May 2020 – Jul 2020
Amazon Alexa Applied Scientist I Analyzed failure patterns in Alexa Music queries and improved recommendation features; contributed to research on memorization in deep neural networks; shipped a native iOS login system used by 20m+ devices. Aug 2021 – Jul 2022
Newton School Software Development Engineer & Technical Instructor Built ML systems to predict student dropouts using 100+ behavioral signals; triggered automated interventions that improved retention by ~30%. Designed and launched "Data Science Certification Program" from scratch, with the major focus on curriculum and delivery. Aug 2022 – Jul 2023
Geekster Associate Director: Data Science Designed adaptive learning systems that detected conceptual gaps in real time; scaled and mentored the data team; deployed production models into live classrooms. Jul 2023 – Mar 2024
Quantzig Senior AI Engineer Built agentic AI systems using the Llama ecosystem; reduced AI infra costs by ~40%; developed RAG-based analytics and generative policy-reasoning systems for Puma client. May 2024 – Apr 2025

...and then higher education in Edinburgh!

When I left college, I had a quiet sense that I’d only just begun learning. Many of the subjects that interested me most: machine learning or artificial intelligence, came late in the curriculum; the early years were mostly spent building foundations. That feeling sharpened once I started working. I was surrounded by people who were clearly sharper, deeper, and more fluent in their domains, and it made the gap obvious. I wanted time to close it.

So I stepped away for a year and enrolled in the Statistics with Data Science program at the University of Edinburgh. Statistics felt like the right core: both because of the university’s strength in the field and its lineage, going back to Thomas Bayes. I took a lot of Finance courses to gain the domain specialization!

Term 1 Term 2
Bayesian Theory Bayesian Data Analysis
Statistical Programming Mathematical Simulations
Generalised Regression Models Design & Sampling for Data Science
Credit Scoring Optimization Methods in Finance
Discrete Time Finance Statistical Research Skills
Finance, Risk, & Uncertainty Dissertation

Edinburgh Graduate

And now, back in India, back to work!

Tetr College of Business

I am now working with Tetr College of Business building the AI program while helping students and teams build real businesses. It sits at the intersection of everything I care about: education, startups, business, and AI.

It feels like the kind of work I’d been unconsciously preparing for over a long time. For now, this is where the threads come together!


Finally, I welcome you to my digital space. Feel free to explore!