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Portfolio

Aayush Tiwari

About

I live at the crossroads of backend engineering, AI/ML, and data science. I build systems that are genuinely intelligent and scale.

Projects

Distributed URL Shortener + Analytics Platform

github.com/theeCzar/distributedURL

Redis · Lua · RabbitMQ

Redis-cached URL shortener with a Lua-based rate limiter and a RabbitMQ pipeline for batched click analytics.

LLM Gateway: Eval, Guardrails & Security

github.com/theeCzar/LLM-Gateway

FastAPI · Hugging Face · Docker

Security-focused FastAPI gateway for an open-source LLM, with prompt-injection guardrails, automated red-team testing, and a tamper-evident audit log — deployed on Hugging Face Spaces.

F1 Race Strategy Engine: Undercut / Overcut Prediction

github.com/theeCzar/F1

Postgres · Airflow · Survival Models

Pit-stop prediction engine combining tire-wear and survival models, backed by a 6-table Postgres schema and Airflow pipelines for data and training.

Skills

Python Java SQL PostgreSQL PyTorch TensorFlow Scikit-learn XGBoost Transformers LightGBM pandas NumPy PySpark Django FastAPI React REST API LLM Integration RAG MCP Computer Vision Deep Learning AWS Docker Git CI/CD Kafka Airflow

Education

Bachelor of Technology in Computer Science and Engineering

Shri Ramswaroop Memorial University, Lucknow · 2022 – 2026

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