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HOME PROJECTS WRITINGS GALLERY

METRIC RULER · DRAFT SCALE 1:1

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HJ. WORKSPACE

BUILDING SYSTEMS

v2.4.1

SYSTEMS. PRODUCTS. IMPACT.

I buildSYSTEMSthat solveREAL PROBLEMS.

Designing and engineering AI-powered systems, scalable products and infra that create real impact.

SCROLL TO EXPLORE

WORKSPACE // FLOW_SCHEMATICv2.4.1

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AGENT WORKFLOW

Observe

Think

Retrieve

Plan

Act

Response

LATENCY (P99)

230ms

180ms

90ms

ITERATION 07 // DEPLOYEDv2.4.1

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SYSTEM BLUEPRINT

✓ Scalable

✓ Reliable

✓ Observable

✓ Secure

DRAFT

FOR PUBLIC

GIT COMMIT -m

"Ship iteration 07"

f3a7c1e● main

TODAY'S FOCUS

☑ Improve RAG pipeline
☑ Multi-agent memory
☑ Faster OCR
☐ Ship iteration 07

IDEAS

• AddressAI
• Leaf YOLO
• INDRA
• PortfolioOS

ESP32

ARM

DESK SCENE // VIEW: TOP-DOWN // ITERATION 07

TOOLS / MATERIALS

Next.jsTypeScriptPythonReactAI systemsDesign systemsPostgreSQLFastAPINext.jsTypeScriptPythonReactAI systemsDesign systemsPostgreSQLFastAPI

04 / EXPERIENCE

Building systems.
Learning always.

Each role taught me something new. Each challenge pushed me to build better.

HOW I WORK☑ Understand deeply☑ Build iteratively☑ Ship with quality☑ Learn & document

What I value• Ownership• Impact• Clear communication• Systems thinking

Still learning.
Always building.

01

WEBXELLA

App Developer Intern

▣ MAR 2024 — JUN 2024

What I did

• Built cross-platform apps using Flutter & AppSheet.
• Integrated REST APIs and third-party services.
• Automated client workflows and internal tools.

Impact Turned complex problems into clearer, more useful products.

02

REZINIX.AI

AI/ML Developer Intern

▣ JUN 2024 — AUG 2025

What I did

• Built TenderAI — enterprise RAG pipeline for tender documents.
• Implemented multi-agent summarization and Q&A.
• Integrated Astra DB, LangChain, and Gemini for smart retrieval.

Impact Turned complex problems into clearer, more useful products.

03

FREELANCE PROJECTS

Full Stack Developer

▣ 2023 — PRESENT

What I did

• Built AI + Web solutions for startups and individuals.
• Worked on end-to-end development from idea to deployment.
• Tech: FastAPI, Next.js, PostgreSQL, Docker, AWS.

Impact Turned complex problems into clearer, more useful products.

04

HACKATHONS

Builder & Problem Solver

▣ 2022 — PRESENT

What I did

• Participated in 10+ hackathons across domains.
• Built solutions for disaster response, fintech, health, and AI.
• Achieved multiple wins and finalist positions.

Impact Turned complex problems into clearer, more useful products.

05

ALWAYS LEARNING

Student & Researcher

▣ 2022 — PRESENT

What I did

• Exploring systems, AI, and distributed platforms.
• Reading, researching, and writing about ideas that matter.
• Learning never stops.

Impact Turned complex problems into clearer, more useful products.

06

NEXT CHAPTER

What's Ahead

▣ THE JOURNEY CONTINUES...

What I did

• Building systems with more impact.
• Solving harder problems.
• Growing as a builder and thinker.
• Creating value that lasts.

Impact Turned complex problems into clearer, more useful products.

03 / SELECTED WORK

Ideas turned into
useful systems.

Each project begins with a real problem and ends with a clearer way forward.

CASE STUDY01 / 03

01

AI SYSTEMS

Contextual AI

A retrieval-first workspace that turns scattered documents into useful, traceable answers.

PythonRAGNext.js

Read case study →

CASE STUDY02 / 03

02

PRODUCT DESIGN

Quiet Queue

A calmer appointment system designed around the human moments people usually overlook.

UX researchSystemsReact

Read case study →

CASE STUDY03 / 03

03

EXPERIMENT

Signal Garden

A visual language for making complex data feel closer to a conversation.

DataDesignD3

Read case study →

CASE STUDY04 / 03

04

EXPERIMENTS

Simulation Lab

Sandbox for running what-if simulations and evaluating system behaviors under extreme load.

PythonNumPyStreamlitPlotly

Read case study →

CASE STUDY05 / 03

05

FULL STACK

Namo Platform

AI health assistant platform with multilingual support and voice interaction.

FlutterFastAPIPostgreSQLAWS

Read case study →

08 / TOOLBOX

My toolkit,
my advantage.

The technologies and tools I use to build, ship and scale systems that solve real problems.

☆ I pick tools for clarity, performance and long-term impact — not hype.

Always learning.
Always building.

These are my building blocks.

Languages

• Python
• C++
• Java
• TypeScript
• SQL

For logic, systems & everything in between.

AI / ML

• PyTorch
• TensorFlow
• YOLO
• LangChain
• LangGraph
• Hugging Face

From models to agents. From research to real world.

Backend

• FastAPI
• PostgreSQL
• Redis
• MongoDB
• gRPC
• REST

APIs, databases & services that just work.

Frontend

• Next.js
• React
• Tailwind CSS
• TypeScript
• Framer Motion

Interfaces that feel fast and intentional.

DevOps / Infra

• Docker
• Kubernetes
• Nginx
• Linux
• GitHub Actions
• AWS

Ship reliably. Scale confidently.

Data / Analytics

• Pandas
• NumPy
• Scikit-learn
• DuckDB
• Apache Spark
• Power BI

Turn raw data into decisions.

Tools & Platforms

• VS Code
• Postman
• Figma
• Linux Terminal
• Notion
• Obsidian

The everyday essentials that multiply productivity.

Other Superpowers

• System Design
• Problem Solving
• Product Thinking
• Fast Learner
• Builder Mindset

Used in
real projects

AddressAI

Conversational AI for address disambiguation

INDRA

Multi-hazard disaster forecasting system

TenderAI

RAG pipeline for tender document intelligence

City Digital Twin

Graph-based urban simulation platform

BlockHaven

SocietyOS for modern communities

New ideas
in progress

05 / THINKING IN PUBLIC

Notes from
the workbench.

The decisions, doubts, and small discoveries behind the work.

01SYSTEMSThe interface is not the system.May 18, 2025
6 min read↗02BUILD LOGWhat changed when I started writing less code.April 04, 2025
4 min read↗03AIDesigning for answers you can question.March 12, 2025
8 min read↗

Read all notes →

06 / VISUAL ARCHIVE

Fragments from
the process.

Visual notes that connect the thinking behind a project to the work you can actually see.

Smart India Hackathon 2025

Hackathon

Smart India Hackathon 2025

HackBrew 2.0 — 1st Place

Hackathon

HackBrew 2.0 — 1st Place

Hackfest '25 — 1st Place

Hackathon

Hackfest '25 — 1st Place

Hack-a-Tune — 1st Place

Hackathon

Hack-a-Tune — 1st Place

Open the archive →

11 / ABOUT ME

I turn messy questions
into calm systems.

I'm Harsh Jain, a software engineer and AI builder who enjoys turning complex ideas into systems people can actually use. I work across AI, backend engineering, and modern web development — always starting with why a system should exist.

09 / TOOLS & RECOGNITION

The stack behind
the work.

The tools I reach for most often, and the work that earned recognition along the way.

Next.js

TypeScript

Python

React

AI systems

Design systems

PostgreSQL

FastAPI

2025

Smart India Hackathon 2025 — 1st Place

Built BrewHub, an event-centric campus social platform with real-time feeds and smart scheduling under 36-hour pressure.

2025

HackBrew 2.0 — Champion

Shipped a working prototype under time pressure, judged against 100+ teams nationally.

2025

Hackfest '25 — 1st Place

Led a rapid prototype from idea to demo under a hard deadline.

12 / LET'S CONNECT

Have a good problem
to solve?

Tell me what you're thinking about. I'm always up for a thoughtful conversation.

GitHub ↗LinkedIn ↗Email ↗