Hey, I’m
Anirudh.

I’m finishing my bachelor’s in Math+CS at the University of Illinois Urbana-Champaign, graduating December 2026. My work spans distributed systems, research, and tools that make complex ideas easier to understand.

Anirudh Sunil

01 / Selected work

Things I’ve built.

StackSnap Interactive Program Visualizer
01

StackSnap

Built an AI-powered interactive debugger that visualizes Python code execution line-by-line. Engineered a custom execution engine using sys.settrace to capture real-time call stack frames and local variable data across multi-file projects. Integrated a context-aware AI assistant using LangChain and the Keywords AI API for intelligent debugging explanations.

Rankd Title
02

Rankd

Built using Supabase, NextJS, and Tailwind. Used ELO algorithm to calculate rankings for companies and characters for leaderboard display. Currently has 150+ users and more than 500+ games played.

LLMJudge
03

LLMJudge

Developed a web app with Firebase, TypeScript, and Tailwind CSS that benchmarks prompts and LLM outputs on length and tone. Evaluated Gemini 2.0 Flash output with Perplexity Sonar, R1-1776, and Llama 3 with API calls and optimized. Stored data for prior prompts and scores in CSV and visualized overall evaluation scores with bar chart.

Protein Structure Analysis
04

Quantitative Analysis of Protein Structure

Worked with Chad Rienstra Lab to develop an automated tool to compare experimental and simulated SSNMR EmRe protein data with ZNCC scores using Python and Bash scripts.

02 / Experience

Where I’ve worked.

May 2026 - August 2026

Amazon

Software Development Engineer Intern

  • Built a distributed Java Remote Strategy Service handling∼9K TPS with a 120 ms production latency SLA for recommendation widgets on Amazon Sports & Outdoors product pages.
  • Architected a modular strategy framework supporting N strategy IDs per implementation, reducing new strategy integration to 1 annotated class with automatic runtime discovery.
  • Migrated the service to AWS Fargate, provisioning 8+ production infrastructure components including CloudAuth, PrivateLink, autoscaling, load balancing, and monitoring.
  • Resolved 20+ dependency, authentication, and build issues from previous iteration for successful production deployment.

Jan. 2026 - May 2026

University of Chicago

Research Assistant

  • Improved scientific artifact discoverability and reproducibility for Trovi by integrating research artifacts for 10K users.
  • Normalized metadata and wrote concise summaries to enhance data accessibility and utility for 100+ JSON requests.
  • Refined search and analytics for coverage and trends to support the Chameleon project with 5 GitHub open-source contributions.

Aug. 2025 - Dec. 2025

National Center for Supercomputing Applications

Data Analyst Intern

  • Preprocessed geospatial and socioeconomic feature data for the Amazon in Brazil, enhancing data quality for analysis.
  • Conducted data modeling, analysis, and predictive assessments to provide insights for decision-making processes.
  • Created maps and other data visualizations with Python, facilitating better understanding of complex data sets.
  • Assisted in the development, training, validation, and testing of machine learning algorithms, improving model accuracy.

Jun. 2025 - Aug. 2025

YC S20 · Acquired by HubSpot
Warmly

Software Engineer Intern

  • Implemented Salesflow email integration with TypeScript to optimize customer outreach by 87%.
  • Integrated CRM system with React, Postgres, and SQL to simulate sales team interactions with Redis server for authentication, improving data management.

03 / Recognition

Along the way.

04 / Contact

Let’s get in touch.

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