Understanding RAG: From First Principles
Learn how Retrieval-Augmented Generation solves the LLM context problem. Explore chunking, embeddings, vector databases, and semantic search from first principles.
April 25, 2026
8
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I follow through, no matter what.
Hi, I'm Mayank
ASoftwareEngineer
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Open to work
I build and ship reliable web applications, owning the entire execution from concept to production.
Building fast, Failing fast, Learning faster.
Projects
Rush
The local-first video editor with an integrated AI agent. Transcribe media, search visual frames, and control your timeline directly from chat prompts.
Tech Stack
RustTypeScriptTauriFFmpegReactSQLite
Oto
A lightweight, keyboard-first desktop audio mixer overlay for windows written in Rust, featuring app-specific volume control and zero-latency global push-to-talk, currently supporting Discord.
Tech Stack
RustEguiWindows WASAPIDiscord API
Leerio
AI-powered platform enabling conversational querying and summarisation of multi-page PDF documents using a Retrieval-Augmented Generation (RAG) pipeline.
Tech Stack
Next.jsTypeScriptTailwind CSSLangChainGrok APIMongoDBExpress.jsPinecone
Blog
Making Tura: Building a Peer-to-Peer File Transfer CLI
Tura is a peer-to-peer file transfer CLI built with Rust. In this blog post, I will share my journey of creating Tura, the challenges I faced, and the lessons I learned along the way.
April 4, 2026
9
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URL as a Skill
Using the URL bar intentionally can make navigating the web faster and smarter. These are a few insights I picked up about URLs while building and using web apps.
March 16, 2026
6
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Skills
TypescriptNext.js
Node.js
React
PostgreSQL
Tailwind CSS
Express
Github
MongoDBDocker
GitHub Activity
Starz099’s coding journey over the past year
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