---
title: "Achal Jain (@achal-jain) | Hashnode"
description: "Backend & AI/ML Developer | Python • FastAPI • ML | Currently exploring AI Agents. Read the latest articles by Achal Jain on Hashnode."
url: "https://hashnode.com/@achal-jain"
---

@achal-jain

# Achal Jain

@achal-jain · Jaipur, India · Joined March 2026

Backend & AI/ML Developer | Python • FastAPI • ML | Currently exploring AI Agents

[Website](https://achal-jain-portfolio.netlify.app/)

### [Stop breaking your vector DB: How I fixed the Pinecone 40KB metadata limit](https://achal-jain.hashnode.dev/stop-breaking-your-vector-db-how-i-fixed-the-pinecone-40kb-metadata-limit?utm_source=hashnode&utm_medium=feed)

Hey everyone, I’m Achal. I’m a backend engineer, usually building systems in Python and FastAPI. If you are building RAG applications or managing vector databases, you’ve probably hit this exact wall:

2 min read · [achal-jain.hashnode.dev](https://achal-jain.hashnode.dev/stop-breaking-your-vector-db-how-i-fixed-the-pinecone-40kb-metadata-limit?utm_source=hashnode&utm_medium=feed)

[Jul 2](https://hashnode.com/posts/stop-breaking-your-vector-db-how-i-fixed-the-pinecone-40kb-metadata-limit/6a469a176597f21c76ca3334)

### [I Deployed a Stock Prediction Model on AWS — Here's Exactly How](https://achal-jain.hashnode.dev/i-deployed-a-stock-prediction-model-on-aws-here-s-exactly-how?utm_source=hashnode&utm_medium=feed)

Part 3 of the series: Running ML Projects on the Cloud

6 min read · [achal-jain.hashnode.dev](https://achal-jain.hashnode.dev/i-deployed-a-stock-prediction-model-on-aws-here-s-exactly-how?utm_source=hashnode&utm_medium=feed)

[Mar 24](https://hashnode.com/posts/i-deployed-a-stock-prediction-model-on-aws-here-s-exactly-how/69c20c7c8926f331f26a3698)

### [Free Cloud Platforms for ML — Colab, Kaggle & Hugging Face (What Nobody Tells You)](https://achal-jain.hashnode.dev/free-cloud-platforms-for-ml-colab-kaggle-hugging-face-what-nobody-tells-you?utm_source=hashnode&utm_medium=feed)

Part 2 of the series: Running ML Projects on the Cloud

5 min read · [achal-jain.hashnode.dev](https://achal-jain.hashnode.dev/free-cloud-platforms-for-ml-colab-kaggle-hugging-face-what-nobody-tells-you?utm_source=hashnode&utm_medium=feed)

[Mar 14](https://hashnode.com/posts/free-cloud-platforms-for-ml-colab-kaggle-hugging-face-what-nobody-tells-you/69b523c277b2d2965439af0d)

### [Why Your Laptop Isn't Enough & What Cloud Actually Means for ML?](https://achal-jain.hashnode.dev/why-your-laptop-isn-t-enough-what-cloud-actually-means-for-ml?utm_source=hashnode&utm_medium=feed)

Part 1 of the series: Running ML Projects on the Cloud

6 min read · [achal-jain.hashnode.dev](https://achal-jain.hashnode.dev/why-your-laptop-isn-t-enough-what-cloud-actually-means-for-ml?utm_source=hashnode&utm_medium=feed)

[Mar 6](https://hashnode.com/posts/why-your-laptop-isn-t-enough-what-cloud-actually-means-for-ml/69aa5161eca74bba164efcbc)