Muhammad Omer Sajid

Download Resume (PDF) | Back to Portfolio

Education

DePauw University, Greencastle, IN

Bachelor's in Computer Science; Cumulative GPA: 3.76/4.00 | Jan 2023

Capstone Project: Built a deep learning library from scratch only using NumPy, implementing convolution layers, batch normalization, dropout, multiple activation functions, and gradient descent backpropagation, achieving 94% training and 89% test accuracy on MNIST classification with a LeNet-5 architecture.

Professional Experience

Yabla, Jersey City, NJ

Software Engineer, Machine Learning | Oct 2023 - Present

Prototyped a continual learning video recommendation system leveraging hybrid collaborative filtering with two-tower neural architecture, integrating RoBERTa-based content embeddings and user language abilities.
Fine-tuned Qwen2.5-14B model using QLoRa on 300+ curated multilingual interlinear gloss examples, increasing task accuracy by 23% and reducing educator workflow from 4 hours to 5 minutes per video.
Optimized video search infrastructure by migrating from SQL-based queries to an inverted-index engine, eliminating user complaints and reducing latency from 1.5 s to 150 ms for 800K+ daily requests.
Built end-to-end data pipelines encompassing both real-time streaming and batch ETL architectures with visualization dashboards, monitoring 12 KPIs across user engagement, retention and revenue metrics.
Spearheaded full-stack development of "Fluency Club" engagement suite featuring daily challenges, community chat, tutor scheduling, personalized curriculum, progress tracking, and interactive speech recognition, increasing Monthly Active Users by 13% over 3 months.
Engineered cross-platform integration between sister companies using JWT-based server-to-server authentication and REST API gateways, enabling seamless interoperability.

DePauw University, Greencastle, IN

First Year Resident Assistant | Aug 2021 - Jun 2022

Mentored 40 first-year students through weekly one-on-one check-ins focusing on academic transition and personal development, while designing bi-weekly community-building initiatives with $2,000 monthly budget.
Collaborated with Housing staff and 20+ Resident Assistants organizing campus-wide engagement initiatives for 500+ students.
Served as first-responder for after-hours emergency incidents, managing crisis situations, conflict resolution, policy enforcement and incident documentation.

Teaching Assistant, Physics 120 | Sep 2021 - Dec 2021

Facilitated individual and group brainstorming sessions for 30 students on Classical Mechanics concepts.
Provided personalized academic mentorship through 5 hours of weekly one-on-one tutoring sessions.

Teaching Assistant, Computer Science 121 | Feb 2021 - May 2021

Assisted undergraduate students with Java programming and Object-oriented programming concepts.
Guided students through their capstone projects through interactive debugging and problem-solving sessions.
Conducted 10 hours of weekly office hours providing individualized code reviews.

Research Experience

Fermi National Accelerator Laboratory, Batavia, IL

Quantum Theory intern | Jul 2022 - Sep 2023

Developed scalable quantum optimization algorithm using Adiabatic State Preparation, achieving ground state convergence across 8- to 85-qubit systems with constant circuit depth.
Identified critical phase transitions by analyzing magnetic susceptibility across multiple lattice sizes.
Demonstrated approximate scale-invariant behavior using power-law regression on boundary correlation functions, validating AdS/CFT correspondence predictions.
Analyzed strongly coupled lattices using bipartite entanglement entropy to probe boundary-bulk correlations.

Summer Internship in Science and Technology (SIST) | May 2022 - Jul 2022

Modeled holographic duality between Quantum Field Theory and Quantum Gravity using hyperbolic lattices.
Developed hybrid quantum-classical optimization algorithm combining Monte Carlo Metropolis sampling with variational quantum circuits, achieving 94% ground state fidelity for 8-qubit lattice.
Implemented Singular Value Decomposition for hierarchical dimensionality reduction of 2D tensor networks.

DePauw University, Greencastle, IN

Undergraduate Research Assistant | Oct 2020 - Aug 2021

Developed R data pipeline analyzing millions of particle trajectories from neutron decay simulations in varying electromagnetic fields, optimizing detector placement for UCNtau experiment equipment.
Analyzed experimental neutron count data from bottle method measurements at short and long holding times, calculating blinded mean neutron lifetime of 794.13±4.23 s.

Summer Research Assistant | May 2020 - Aug 2020

Performed high-energy gamma-ray source detection and spectral characterization of the Crab Nebula using VERITAS ground-based telescope.
Developed time-series analysis pipeline for 12 years of Fermi-LAT satellite gamma-ray data, implementing maximum likelihood analysis and power-law spectral fitting to extract integrated flux measurements.
Contributed to the open-source FermiScienceTools software by identifying and resolving 4 critical bugs experienced during my analysis.

Publications and Posters

Li, Ying-Ying; Sajid, Muhammad Omer; and Unmuth-Yockey, Judah. "Lattice holography on a quantum computer" (2024, August). Physical Review D, 110(3), 034507. https://doi.org/10.1103/PhysRevD.110.034507
Sajid, Muhammad Omer; and Unmuth-Yockey, Judah. "Using variational methods and hyperbolic lattices to find the ground state of gapless systems" (2021, December). [Poster and Report]. Poster DOI, Technical Report (PDF)
Forward, Adam; Sajid, Muhammad Omer; and Komives, Alexander PhD. "Extracting the Mean Lifetime of the Neutron" (2021). Annual Student Research Poster Session, 70. https://scholarship.depauw.edu/srfposters/70
Claus, Madeline; Coondiah, Ashna; and Sajid, Omer, "Very High Energy Studies of the Crab Nebula" (2020). Annual Student Research Poster Session, 48. https://scholarship.depauw.edu/srfposters/48

Awards, Honors and Certifications

Austin D. Sprague Award, Physics and Astronomy Department, DePauw University
President, Society of Physics Students, DePauw University
Vice President, DePauw Cricket Club, DePauw University
Member, Sigma Pi Sigma, Physics Honor Society
Certified Associate Developer – Quantum Computation using Qiskit v0.2X, IBM Professional Certification
Foundational Badge, IBM Quantum Challenge 2020

Technical Skills

Languages: Python, Rust, C++, PHP, Javascript / Typescript, Swift, Java

Technologies: AWS, Docker, Vagrant, Git, PostgreSQL, Laravel, React.js, Node.js

ML Libraries: PyTorch, NumPy, Pandas, Scikit-learn, Hugging Face (transformers, PEFT), Gymnasium, Weights and Biases

Download Resume (PDF) | Back to Portfolio