H A R S H H A A

Running a 552B MoE on Two Desktop Workstations: Dissecting MiaAI’s DeepSeek V4.1 Flash EXL3 Stack

How fine-grained 2.9 bpw mixed quantization, unified memory management, and DSpark speculative decoding fit DeepSeek V4.1 Flash across dual NVIDIA DGX Sparks.

4,676313

1 min read

The Sub-$1,000 MoE Cluster: Serving a 70B Mixture-of-Experts with Speculative Expert Paging

How asynchronous NVMe streaming, router logit lookahead, and tiered ring buffers push production-grade inference out of commodity hardware.

6,710482

1 min read

Scaling Beyond a Single Box: Engineering Multi-Node Distributed LLM Serving for Production

How tensor parallelism, 200 Gb/s RoCE, and low-level runtime forensics turn raw multi-GPU hardware into a rock-solid, 1-million-token AI serving platform.

6,569354

1 min read

Squeezing a 27B LLM into a $700 GPU: A Masterclass in AI Platform Engineering

How low-level inference engineering, 4-bit quantization, and speculative decoding push 1,000+ tokens/sec out of a consumer RTX 3090.

4,656286

1 min read

AI Token Cost: What Is a Token — and How Every Model Games the Count

Complaints about opaque AI pricing are flooding social media. Which ones hold up to scrutiny and which are just users' overactive imaginations? How do models slip past their own published rate cards? How do usage limits actually work, and why do companies benefit from keeping the explanations as vague as possible?

13,671642

1 min read

🚨 Upload your CV to Claude.

7 prompts that will uncover positions you never realized matched your experience.

17,883622

1 min read

CI/CD in DevOps: Building a Scalable Pipeline on AWS

How to take a Node.js application from local git push to zero-downtime AWS deployment using CodePipeline, CodeBuild, and CodeDeploy.

85,8344,716

1 min read

Learn DevOps by Playing Games 🎮

Ever thought learning DevOps could be fun? Check out this blog post where I explore gamified resources that teach CI/CD, containers, Kubernetes, and more — all through interactive games!

60,7833,712

1 min read

End-to-End DevOps with Azure and GitHub Actions: A Developer's Journey

In this blog, I share how to set up a simple yet powerful CI/CD pipeline using GitHub Actions and Azure App Service. From automating deployments to securing credentials and running tests, this guide walks through the end-to-end DevOps workflow—perfect for developers looking to streamline cloud deployments with minimal setup

60,8514,261

1 min read

🚀 Streamline Your CI/CD with AWS CodePipeline

Learn how AWS CodePipeline can automate your CI/CD workflow for faster, more reliable deployments. From source to production, streamline your release process with ease using AWS-native tools.

62,0894,536

1 min read

🐧 Understanding Linux File System: Key Topics for DevOps in 2025

A quick dive into the Linux file system essentials every DevOps engineer should master in 2025. From file permissions to logs, mounts, and container file systems, this guide highlights the key areas to focus on for better infrastructure management and debugging.

50,0873,059

1 min read

Scripting in DevOps: A Complete Guide from Beginner to Advanced

This guide will take you through the basics of scripting, popular scripting languages, and advanced use cases, making it an indispensable resource for all DevOps engineers.

70,0523,309

1 min read

50 DevOps Project Ideas to Build Your Skills: From Beginner to Advanced

This guide provides 50 DevOps project ideas, organized from beginner to advanced levels, covering all essential aspects of DevOps. Whether you're just starting or looking to level up, these projects span key DevOps areas.

62,6182,937

1 min read

🚀 Welcome to Harshhaa's DevOps & Cloud Space – Your DevOps & Cloud Companion

A quick introduction to this Blog Space — a personal tech blog focused on DevOps, Cloud infrastructure, automation, and engineering best practices. Learn what this blog is about, what kind of content to expect, and why it exists.

71,3424,009

1 min read