---
title: "Uttam Mahata (@uttammahata) | Hashnode"
description: "SDE - I @OpenLM | DevOps | Platform Enginering. Read the latest articles by Uttam Mahata on Hashnode."
url: "https://hashnode.com/@uttammahata"
---

@uttammahata

# Uttam Mahata

@uttammahata · Kolkata, India · Joined August 2020

SDE - I @OpenLM | DevOps | Platform Enginering

[Website](https://uttammahata.in/)

### [Locking Down a "Public" MongoDB Atlas Cluster Without Breaking Anyone's Workflow](https://uttammahata.hashnode.dev/locking-down-a-public-mongodb-atlas-cluster-without-breaking-anyone-s-workflow?utm_source=hashnode&utm_medium=feed)

I run a small K3s cluster spread across a handful of VPS nodes, plus a MongoDB Atlas cluster that several backend services talk to. At some point, Atlas's Network Access list had drifted to 0.0.0.0/0

6 min read · [uttammahata.hashnode.dev](https://uttammahata.hashnode.dev/locking-down-a-public-mongodb-atlas-cluster-without-breaking-anyone-s-workflow?utm_source=hashnode&utm_medium=feed)

[Jul 5](https://hashnode.com/posts/locking-down-a-public-mongodb-atlas-cluster-without-breaking-anyone-s-workflow/6a49fa82f2822d75cda5f127)

### [Migrating MongoDB Data to Atlas: A Practical Field Guide](https://uttammahata.hashnode.dev/migrating-mongodb-data-to-atlas-a-practical-field-guide?utm_source=hashnode&utm_medium=feed)

Learn how to migrate MongoDB to Atlas safely: dump/restore with merge vs. drop, filtered exports

8 min read · [uttammahata.hashnode.dev](https://uttammahata.hashnode.dev/migrating-mongodb-data-to-atlas-a-practical-field-guide?utm_source=hashnode&utm_medium=feed)

[Jul 5](https://hashnode.com/posts/migrating-mongodb-data-to-atlas-a-practical-field-guide/6a49b98ca77b2198d4341314)

### [Pocket Kubernetes: Building a Hybrid K3s Cluster with Linux & Android](https://uttammahata.hashnode.dev/pocket-kubernetes-building-a-hybrid-k3s-cluster-with-linux-android?utm_source=hashnode&utm_medium=feed)

Managing K3s from an Android Device This guide outlines how to build a hybrid Kubernetes environment where a Linux laptop acts as the powerhouse (Control Plane) and an Android device serves as the Rem

3 min read · [uttammahata.hashnode.dev](https://uttammahata.hashnode.dev/pocket-kubernetes-building-a-hybrid-k3s-cluster-with-linux-android?utm_source=hashnode&utm_medium=feed)

[Mar 28](https://hashnode.com/posts/pocket-kubernetes-building-a-hybrid-k3s-cluster-with-linux-android/69c7f9317cf27065102f64e6)

### [Building a High-Availability K3s Cluster Across 4 VPS Nodes](https://uttammahata.hashnode.dev/building-a-high-availability-k3s-cluster-across-4-vps-nodes?utm_source=hashnode&utm_medium=feed)

Learn how to set up a cost-effective, high-availability K3s cluster on 4 VPS nodes with robust functionality, monitoring, and CI/CD integration

6 min read · [uttammahata.hashnode.dev](https://uttammahata.hashnode.dev/building-a-high-availability-k3s-cluster-across-4-vps-nodes?utm_source=hashnode&utm_medium=feed)

[Feb 11](https://hashnode.com/posts/building-a-high-availability-k3s-cluster-across-4-vps-nodes/698c90e34533bab4bdad184a)

### [Guide to Using Ubuntu Desktop on Windows via WSL and XRDP](https://uttammahata.hashnode.dev/guide-to-using-ubuntu-desktop-on-windows-via-wsl-and-xrdp?utm_source=hashnode&utm_medium=feed)

Run Ubuntu on Windows using WSL2 and XRDP for a full desktop experience without virtual machines. Save resources and enjoy native Linux performance

4 min read · [uttammahata.hashnode.dev](https://uttammahata.hashnode.dev/guide-to-using-ubuntu-desktop-on-windows-via-wsl-and-xrdp?utm_source=hashnode&utm_medium=feed)

[Jan 28](https://hashnode.com/posts/guide-to-using-ubuntu-desktop-on-windows-via-wsl-and-xrdp/697a1f72fac17ac5852ae2f2)