Portfolio.
pfp

Hi, I’m Rishi

aka kaizen

Just a 20-year old Powerlifter who is passionate about technology and product development.

GitHub Activity

@kaizen403

Loading contributions...

Selected Projects (48)

Postgres MCP Server

MCP server for AI tooling with secure query execution, observability, and workflow integration.

mcp • postgres • langchain • nodejs • prisma

Pendent Interview Backend

Interview orchestration backend for AI-assisted and voice-based interviews with LiveKit media, LangChain agents, and vector search.

typescript • livekit • langchain • openai • milvus • prisma • postgres

gRPC Trading Server

Realtime price-change streaming built with Kafka. Wall Street Hijack CTF challenge.

grpc • kafka • docker • prisma • nodejs • postgres

Pendent Jobs Backend

ATS listings backend with AI-reviewed job postings, resume uploads via MinIO, and hardened security middleware.

typescript • express • prisma • postgres • minio

AI Browser Control v2

Browser control framework for AI agents with task orchestration, stateful sessions, and safety guardrails.

typescript • puppeteer • langchain • nodejs

AI Web Pentester

AI pentesting toolkit with structured recon, vulnerability workflows, and automated reporting.

javascript • langchain • nodejs

ExAI

Bringing memories to life using LangGraph advanced RAG model with DeepSeek.

langgraph • langchain • deepseek • nextjs • nodejs

Systems Design AI

AI-powered systems design learning platform.

llama • langchain • nextjs • prisma • postgres • typescript

KazDesk AI Call Center

AI-driven call center with voice synthesis, LLM routing, and email automation.

typescript • elevenlabs • openai • twilio • langchain • prisma • express

AI Video Editor

AI-powered video editing toolkit with timeline automation.

typescript • nodejs

AI Interviewer VITAP

AI interview platform for VITAP with real-time feedback and analytics.

typescript • nextjs • openai

OEM Telemetry AI

Agentic AI workflow and data intelligence solutions for OEM telemetry devices.

typescript • langchain • nodejs

Matrimony AI

AI-powered matrimony matching platform with preference analysis.

typescript • openai • nodejs

KazAI

Upload a problem, watch AI solve it. Fast, easy, student-approved.

nextjs • typescript • react • shadcn/ui

LangGraph Agent

AI agent with tool bindings using LangGraph.

typescript • langgraph • langchain

3D AI Japanese Teacher

3D AI-powered Japanese language teacher using Three.js and speech synthesis.

nextjs • three.js • openai • azure • typescript

AI Sales Agent

Conversational AI sales agent.

javascript • nodejs • openai

Voice Agent

Voice-based AI agent.

javascript • nodejs

WP AI SEO Automation

AI-driven SEO automation for WordPress sites.

javascript • nodejs • wordpress

Realtime Semantic Search

Low-latency semantic retrieval with realtime index updates.

typescript • nodejs • embeddings

Semantic Search

Semantic search using LangChain, Mistral embeddings, and Pinecone.

javascript • langchain • mistral • pinecone

Bluerock

Insecure MCP server — ParrotCTFs challenge.

typescript • mcp • langchain • groq • nextjs

Hacking Labs VITAP

Security lab environment for VITAP students.

javascript • nodejs • docker

DPDPA Compliant

DPDP Act compliance checker and consent management system.

typescript • nodejs

Insecure IDOR API

Demonstration of an IDOR access control vulnerability in a REST API.

javascript • express • prisma • postgres

Veriface

AWS Rekognition-based face verification and XXE insecure CTF challenge.

python • aws rekognition • nodejs

Face Login

Face comparison authentication using AWS Rekognition.

javascript • aws rekognition • nodejs

Secure Scan

Web security scanner.

python • php • mysql • javascript

w/ @brainiac

AlphaSecurity gRPC Server

gRPC backend for cybersecurity vulnerability report management. Faster than REST or GraphQL.

typescript • grpc • prisma • postgres • protobufs

gRPC WebRTC Server

WebRTC over gRPC protocol — a novel implementation combining both protocols.

typescript • grpc • webrtc • nodejs • react

Code Execution Engine

Run code securely inside Docker containers. Supports Node.js, Python, and more.

typescript • nextjs • socket.io • docker • aws s3

Image Optimization AWS

On-the-fly image optimization through search query using AWS S3 and Lambda.

typescript • aws s3 • aws lambda • nodejs

Vitopia Scanner

Anti-fraud entry scanner using Redis queue locking and Convex as source of truth.

typescript • redis • convex

Netts Backend

Backend services for the Netts platform.

javascript • express • nodejs

Vitopia Website Backend

Backend for the VITAP Vitopia fest website.

javascript • express • nodejs

OpenLinear

Linear-style project management for OpenCode.

javascript • nodejs

Pantrypal

Marketplace for hostel residents to buy, sell, or exchange food and essentials.

nextjs • lucia auth • prisma • typescript • shadcn/ui • uploadthing

CupidMatch

Dating app for college students with an innovative matching algorithm.

nextjs • next-auth • prisma • typescript • react

Adonispot

Platform for introspective leaders to engage in meaningful connections and personal growth.

typescript • nextjs • react

Cryptoscope

Crypto portfolio tracking and analysis platform.

typescript • nextjs • react

Crypto Portfolio Tracker

Real-time cryptocurrency portfolio tracker.

javascript • nodejs

DevFlow

Large-scale Next.js 14 developer platform.

nextjs • typescript • react

The CodePad

Collaborative code editor — CodePad alternative.

typescript • react • nodejs

Web Builder

Visual web page builder.

typescript • react

MunchMates

Food sharing and meal coordination app.

typescript • nextjs • react

WebRTC P2P

Peer-to-peer video and audio streaming using WebRTC.

typescript • webrtc • nodejs • react

P2P WebRTC (Go)

P2P WebRTC implementation in Go.

go • webrtc

Code Extractor

Extracts your entire codebase into a single text file for LLM context.

javascript • nodejs

Get in touch

Email me at rishivhavle21@gmail.com rishivhavle21@gmail.com link or follow me via my social links.