--- title: "Rahul J Kerolli (@rahulkerolli) | Hashnode" description: "Mastering AWS DevOps: Tips, Tricks, and Insights. Read the latest articles by Rahul J Kerolli on Hashnode." url: "https://hashnode.com/@rahulkerolli" --- @rahulkerolli # Rahul J Kerolli @rahulkerolli · Bengaluru, Karnataka · Joined July 2024 Mastering AWS DevOps: Tips, Tricks, and Insights ### [Day 4 - Configuring Amazon S3 and Uploading Files](https://awsdevopsinsights-rahulkerolli.hashnode.dev/day-4-configuring-amazon-s3-and-uploading-files?utm_source=hashnode&utm_medium=feed) Welcome to Day 4 of our AWS journey. Today, we’ll explore Amazon Simple Storage Service (S3), a scalable object storage service used for storing and retrieving any amount of data. Let's walk through the process of setting up an S3 bucket and uploadin... 3 min read · [awsdevopsinsights-rahulkerolli.hashnode.dev](https://awsdevopsinsights-rahulkerolli.hashnode.dev/day-4-configuring-amazon-s3-and-uploading-files?utm_source=hashnode&utm_medium=feed) [Jul 12, 2024](https://hashnode.com/posts/day-4-configuring-amazon-s3-and-uploading-files/6691519d2f6ae796ee85e507) ### [Day 3 - AWS Identity and Access Management (IAM)](https://awsdevopsinsights-rahulkerolli.hashnode.dev/day-3-aws-identity-and-access-management-iam?utm_source=hashnode&utm_medium=feed) Welcome to Day 3 of our AWS journey Today, we’ll dive into AWS Identity and Access Management (IAM), a critical service for managing access to your AWS resources. IAM allows you to control who can access what in your AWS environment, ensuring securit... 2 min read · [awsdevopsinsights-rahulkerolli.hashnode.dev](https://awsdevopsinsights-rahulkerolli.hashnode.dev/day-3-aws-identity-and-access-management-iam?utm_source=hashnode&utm_medium=feed) [Jul 11, 2024](https://hashnode.com/posts/day-3-aws-identity-and-access-management-iam/668ff936f1cfe12ff4aec26c) ### [Day 2 - Setting Up a Basic EC2 Instance on AWS](https://awsdevopsinsights-rahulkerolli.hashnode.dev/day-2-setting-up-a-basic-ec2-instance-on-aws?utm_source=hashnode&utm_medium=feed) Introduction In today's post, we'll dive into the foundational AWS service, EC2 (Elastic Compute Cloud). EC2 allows you to launch virtual servers—known as instances—on the cloud. We'll walk through the steps to set up your first EC2 instance and acce... 3 min read · [awsdevopsinsights-rahulkerolli.hashnode.dev](https://awsdevopsinsights-rahulkerolli.hashnode.dev/day-2-setting-up-a-basic-ec2-instance-on-aws?utm_source=hashnode&utm_medium=feed) [Jul 10, 2024](https://hashnode.com/posts/day-2-setting-up-a-basic-ec2-instance-on-aws/668e9d43d55e50eba8b48df1) ### [Day 1 - How to Create an AWS Free Tier Account](https://awsdevopsinsights-rahulkerolli.hashnode.dev/day-1-how-to-create-an-aws-free-tier-account?utm_source=hashnode&utm_medium=feed) Welcome to Day 1 of our AWS journey Today, we’ll walk through the process of creating an AWS Free Tier account. This account will give you access to a range of AWS services for free, allowing you to explore and experiment without any cost. Let’s get ... 4 min read · [awsdevopsinsights-rahulkerolli.hashnode.dev](https://awsdevopsinsights-rahulkerolli.hashnode.dev/day-1-how-to-create-an-aws-free-tier-account?utm_source=hashnode&utm_medium=feed) [Jul 9, 2024](https://hashnode.com/posts/day-1-how-to-create-an-aws-free-tier-account/668d0d924cc8253554ceff49)