DevOps Bulletin - Digest #119: SRE Interview Prep Plan ✅

#119: SRE Interview Prep Plan

Welcome back to your favorite weekly rendezvous—the DevOps Bulletin!

Have you ever been baffled by the mysterious .git directory? Or been curious about extracting personal info from a driver's license efficiently? We're unmasking these secrets this week. Dive into a thrilling narrative of parsing a whopping 25TB using AWK and R and discover how it was achieved with unbelievable efficiency—both in terms of time and cost.

Lambda enthusiasts, brace yourselves! We're dissecting how to optimize those cold starts and sharing a riveting tutorial on building a serverless document chat leveraging AWS Lambda and Amazon Bedrock. Think of it as having a real-time conversation with any PDF you upload!

SRE job hunters, we've got your back with a prep plan tailored just for you. And if Serverless apps intrigue you, we’re shedding light on the art of internationalizing them seamlessly across locales.
On the open-source front: a Python library inspired by kubectl awaits you, promising to smooth out your developer journey. Unveil dockerized solutions for PostgresQL and an open-source gem for API key management.

And for the news junkies: Have you ever been struck by a jaw-dropping Kubernetes bill? Or wondered if splurging on Splunk is truly worth it? Dive into these stories and more to stay updated.

📖 TUTORIALS OF THE WEEK
"Using AWK and R to parse 25tb" - Story of how the processing time was reduced to a tenth of a second with a cost of one penny - Read more »
"Optimizing Lambda coldstarts" - A must read! - Read more »
"Building a serverless document chat with AWS Lambda and Amazon Bedrock" - How to ask natural language questions of any PDF document you upload - Read more »
"Deploying Dev/Prod environments with Terraform & GitHub Actions" - Building a CI/CD that would create new environments for testing features, or deploy updates to the Dev/Prod - Read more »
"Running Serverless Puppeteer with workers and durable objects" - Puppeteer is a popular library to interact with a headless browser, here's a tutorial on how to launch with CloudFlare latest updates - Read more »
"SRE interview prep plan" - If you're looking for a SRE job, this free series should help get prepared for the job interview - Read more »
"Personal information extraction from driver’s license with Amazon Textract" - Nice use case of using Amazon Textract to extract info from a driver license - Read more »
"Serverless internationalisation" - Example of building a serverless app once and with extensibility so it can be consumed in different locales safely - Read more »
"What is in that .git directory?" - If you were wondering what is in the .git folder, this blog post has the answer for you - Read more »
🛠 PROJECTS OF THE WEEK
1️⃣ Python library inspired by kubectl to reduce developer learning curve - Learn more »
2️⃣ Dockerized local and offline backing up of PostgresQL with rotation and compression - Learn more »
3️⃣ m9sweeper is a free and easy kubernetes security platform - Learn more »
4️⃣ Web dashboard for managing AWS Lambda functions and layers - Learn more »
5️⃣ Cloud-native runtime security enforcement system making least-permissive policies easy - Learn more »
6️⃣ Open source API key management - Learn more »
📰 NEWSWORTHY STORIES
"Is a $1 million Splunk bill worth it?" - Read more »
"Kubernetes bill shock" - Read more »
"How Amazon.com search uses Chaos Engineering to handle over 84K requests/s" - Read more »
"Infrastructure as Code testing with Terraform" - Read more »
💡 THREAD OF THE WEEK
😂 MEMES OF THE WEEK
Same for "LLM" 😅
I hope you enjoy this week’s newsletter! Share it with a friend or colleague if you find it helpful, drop me an email or send me a DM on Twitter about topics you’d like to hear about in future editions.
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