Blogposts

How I brought down production

I figured every SRE / Systems / DevOps / Infrastructure Engineer brings down production system some time or the other. So did I, that too on a monday morning at 11:00 am. I think this might actually be the biggest highlight of my career till now. I’ve solved countless problems […]

AWS: DynamoDB + API Gateway – The Correct Way

I went through the hard way so you don’t. This is not a tutorial but more of a post to skip all step to fetch and clean data with DynamoDB + API Gateway.Before I say anything, I want to thank aws for creating this and second scrutinize them to not […]

SRE: What do I do?

It never occurred to me as to how I might answer this question until a new hire at work asked me the question “What do I do ?”. I was confounded because I do not have a straight forward single answer. I do a ton of stuff and wear different […]

Building projects to give it away, the truth about side projects.

I always loved building stuff. Small or big side projects, it didn’t really matter to me. From simple websites to using tensorflow’s inception V3 model to train images to detect fruits and objects for the blind, I did it all. Most of it was for the sheer fun of learning […]

SRE: What I think happened to Robinhood trading app when it went down

I was waiting for Robinhood to post a postmortem but they aren’t and have never been transparent to post a public postmortem and shoot themselves in the foot by being in a sector to lose customers on a post. And the post by the founders is the most bizarre thing […]

Understanding Advertising Terms

There are many advertising enthusiasts out there willing to earn from Adsense and other advertising giants. I have lots to share about my experience till now but why write just the bad? CPM: Stands for Cost Per Thousand Impressions. That is, the amount the advertiser is willing to pay for […]

My journey towards becoming a Site Reliability Engineer

The famous quote “It’s always about the journey, and not the destination” sounds about right when I think of it now. As a young IT nerd like 100’s of them out there in every nation of the world, I was one of them. Not interested in playing video games but […]

What I learned from bombing my final SRE interview at Google.

Welcome back, The name’s Divyendra Patil but everyone refers to me as “Div” (Like the HTML tag). I’m fine with that. There are very few people who can spell my name properly and I’m very happy if you can do it. It basically means you have a good sense of […]

Elasticsearch basic concepts and terminology

Data in Elasticsearch is organized into indices. Each index is made up of one or more shards. A shard is a low-level worker unit that holds just a slice of all the data in the index. Each shard is an instance of a Lucene index, which you can think of as a self-contained search engine that indexes and handles queries for […]