Sushmit Vaish
Software Engineer @ Amazon
About
Software Engineer at Amazon, with a graduate degree in Software Engineering from Carnegie Mellon University and ~4 years of experience building scalable backend systems and ML infrastructure.I’ve worked on optimizing LLM inference and training efficiency at Amazon, and previously architected large-scale data pipelines at ZS Associates. I’m proficient in Python, Java, and AWS, with a strong focus on designing reliable, high-performance systems.Passionate about solving complex engineering challenges at scale and continuously pushing the boundaries of applied ML systems.
United States
Sunnyvale
Computer Software
Software Design Patterns, Database Management System (DBMS), Research Skills, Skill Development, Software Testing, Communication, Customer Service, Application Programming Interfaces (API), Leadership, University Teaching, Scrum, Google Cloud Platform (GCP), Back-End Web Development, Distributed Systems, PyTorch, Graphics Processing Unit, Scikit-Learn, Code Refactoring, Data Science, Fine Tuning
Experience

Software Engineer
Sunnyvale, California, United States
Working with the AGI team (Artificial General Intelligence) team in the field of AI/ML. Most of my work revolves around LLM model customization techniques. • Reduced LoRA inference GPU cost by 4× by pioneering a post-hoc adapter extraction technique preserving performance. • Optimized LoRA training time by 58% by minimizing computations using a novel fine-tuning approach. • Automated LoRA-enabled inference benchmarking using LLMPerf, generating key latency metrics (TTFT, TPOT).

Research Project
Mountain View, California, United States
Developed a "Next-generation auto grading: developing a multi-agent, LLM-driven code assessment platform". • Created an LLM-based auto-grading system with CodeLlama-7B, achieving 80% alignment with instructor feedback. • Applied vector embeddings, prompt engineering and advanced NLP metrics (ROUGE-L, BERTScore) for grading accuracy.

Teaching Assistant
Mountain View, California, United States
Teaching Assistant for the "Foundations of Software Engineering" course at CMU for grad students. • Mentored 20+ students in 'Foundations of Software Engineering' through Code Reviews, Recitations & Agile practices. • Facilitated backend project design and promoted modern SDLC methodologies in classroom and labs.
Education

Computer Software Engineering
1. Foundations of Software Engineering - Developed a full stack web application using NodeJS and Express in the backend, MongoDB as Database and TWS (Vanilla web stack in frontend) 2. Functional Programming in Practice - Developed an Arbitrage Gainer project in F# for Bitcoins 3. How to Write Fast Code - Developed an efficient algorithm for Image Blurring techniques such as Averaging filters which was faster than the current version of Open CV implementation 4. Data Science in Software Engineering - I am pursuing this course to gain hands-on experience with Machine Learning and Data Analysis. 5. Software Design and Architecture - This course is about understanding and developing architecture for software systems based on the requirements. I am currently pursuing this course too. 6. Cloud Computing - This course gives an in-depth knowledge of how to use Microsoft Azure, GCP and AWS. 7. Research Project - Next Gen Auto Grader using LLMs: Multi-agent, LLM driven code assessment platform

CSE
I learned all my basic Computer Science fundamentals which includes Database Management, Operating Systems, Programming in C, C++, Python, Java, along with Data Structures and Algorithms and many more fundamental CS topics. This degree also included advanced topics such as Machine Learning, Artificial Intelligence and Internet of Things. I also completed a research project during this time. Details provided below - Data Extraction and Sentimental Analysis from “Twitter” using Web Scrapping: Used Machine Learning to train the model to extract data and identify the sentiments w.r.t posts & messages on Twitter. (Link - https://www.ijeat.org/portfolio-item/a2226109119/)
Sushmit Vaish's Contact Information
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