Tech Blogs - Tutorials Dojo

The Economics of AI Infrastructure: Understanding AWS AI Factories
Artificial intelligence has shifted from being a software innovation challenge to becoming an infrastructure challenge. Organizations no longer struggle primarily with model design. Instead, organizations are increasingly challenged by compute density, energy consumption, networking scale, and operational complexity when deploying modern AI systems. As large-scale generative AI systems become [...]
Deploying an AWS Application Load Balancer (ALB) Using Terraform
If you’ve tried building an ALB manually in the AWS Console, you already know the drill create a VPC, configure subnets, set up security groups, launch EC2 instances, create a target group, add listeners, and then double check everything because one small misconfiguration can break the whole setup. It [...]
How to Break Into Tech (With Security in Mind)
Let’s talk honestly for a second. If you want to break into tech securely, you need to think differently from the start. A lot of people say they want to “break into tech,” but very few think about structure, architecture, and security from day one. What they usually mean [...]
Stop Running OpenClaw on Your Laptop: How I Built a Secure Personal AI Assistant Using Amazon Bedrock
I'll admit. The first time I heard about OpenClaw and its features, I was obsessed. The idea of having an AI that could actually do stuff rather than just giving responses to prompts felt like living in the future. As a university student, it’s a given that I have [...]
Improving Application Security with AWS Security Agent
Modern software teams are very fast today. Code is pushed daily. Pipelines deploy automatically. Features reach users quickly. This is the success of DevOps. But security often does not move at the same speed. In many organizations, security reviews are still scheduled monthly or quarterly. Penetration tests require coordination. [...]
Real-time Personally Identifiable Information (PII) Redaction Pipeline with S3 + Lambda + Comprehend
In my previous article, I demonstrated how to use the Amazon Comprehend console to manually detect and redact Personally Identifiable Information (PII) from text files. While this hands-on method is excellent for learning the fundamentals of PII detection, it’s not practical in real-world, high-volume environments where speed and accuracy [...]
Are AI Engineers the New Full-Stack Developers?
Something has been quietly shifting in the tech industry. Job titles that used to sit in completely separate corners of a hiring platform are starting to blur together, and engineers on both sides are feeling it. The full-stack developer who's suddenly expected to integrate LLMs. The AI engineer who's [...]
The “Stateful” Video: Moving from Random Prompts to Semantic Consistency
In the early days of GenAI, creating a video was like launching a Lambda function with no database—every time you ran it, the AI "forgot" what the character looked like, what they were wearing, or even the laws of physics in the previous scene.As we hit 2026, the industry [...]
Reinforcement Fine-Tuning in Amazon Bedrock: A Practical Guide for Enterprise AI
Large language models are powerful, but power alone is not enough for enterprise AI. A model may generate fluent responses, yet still miss your company’s tone, fail structured validation rules, or produce outputs that are technically correct but operationally unusable. The real challenge is not just making models smarter, [...]
Don’t Install OpenClaw! (Unless You Read This First)
If you have been on Twitter, TikTok, or GitHub recently, you have probably seen the hype. Clawdbot (now rebranded as OpenClaw) promises something bold: a self-hosted AI employee that runs on your Mac Mini, has terminal access, and takes instructions through messaging platforms like Telegram. It sounds powerful. It [...]

Introducing Amazon Bedrock – AWS response for OpenAI’s DALL·E 2, ChatGPT-4 and other Generative AI Rivals

There's no denying that all major tech companies now are on their toes, trying to grab enough Artificial Intelligence (AI) market share which has been exponentially growing for the past several years. The race has been further highlighted when OpenAI released its game-changing ChatGPT service which spread like wildfire for both geeks and non-IT professionals alike. Based on various reports, it is set to boom into a $90 billion industry by 2025 or even [...]

Different Types of AWS Certifications Explained in a Nutshell

What is Amazon Web Services (AWS)? Amazon Web Services (AWS) is the most popular cloud service provider in the world, offering a wide range of cloud computing services to businesses and individuals. AWS certifications have become increasingly valuable as more and more companies move their workloads to the cloud. These certifications validate the skills and knowledge of individuals who work with AWS services, making them more employable and helping them advance in their careers. [...]

Increase Your Chances of Passing Your AWS, Azure, and GCP Exam with these Review Strategies

Have you ever considered obtaining a cloud certification but are unsure of the first steps or where to begin? Let me help you increase your chances of passing your AWS, Azure, and GCP exams with these review strategies. Embarking on a new journey can be daunting, especially when starting out. However, in this article, I will discuss how I started my path toward obtaining cloud certifications by sharing my studying and reviewing strategies. To [...]

How to Set Up Alerts Rules and Action Groups in Azure Monitor

In this article, we’ll learn how to create action groups and alert rules to automatically monitor our infrastructure and take automated actions based on certain conditions. The service that we’ll use for this tutorial is Azure Monitor. Alerts in Azure Monitor act as a watchdog, constantly monitoring your infrastructure and application for potential problems. It alerts you before users experience any problems by sending you alerts when something is wrong with your system. This [...]

How to Land a Job in Cloud Computing from Non-Tech Role

If you're interested in pursuing a career in cloud computing but lack a technical background, don't fret. Simply put, cloud computing involves the delivery of computing services over the internet, such as storage, processing power, and applications. In this article, we'll delve into some essential aspects of cloud computing that you should be aware of to improve your chances of landing a cloud-related job, even without prior technical experience. 3 Things You Need To [...]

How Can I Learn AWS for FREE this 2023 (Beginner’s Guide)

For those interested in cloud computing or seeking to upgrade their skills, gaining knowledge of AWS can be a highly beneficial asset. Since AWS is currently the leading cloud service provider, there are numerous resources available, such as free online courses and documentation, which make starting with AWS both an uncomplicated and approachable process. If your goal is to become an AWS certified and you don’t have any experience yet, then read about AWS [...]

Default Host Management Configuration on AWS Systems Manager

AWS Systems Manager’s Fleet Manager is a useful tool for managing Amazon EC2 instances on your account. It allows you to establish a private session to your instances, view detailed information about the instance, run automation such as patch installations, or execute specific Run commands to the instance’s operating system. It can also be used to manage on-premises servers or virtual machines. Using AWS Systems Manager tools requires that an IAM role is created [...]

My DVA-C02 AWS Developer Associate Exam Experience

A few weeks ago, I took and passed the latest AWS Certified Developer Associate exam, DVA-C02. If you've already cleared DVA-C01 and intend to recertify, note that you can no longer book DVA-C01 exams. I suggest checking out this article I wrote a couple of months ago. This breaks down the changes you need to be aware of, and I’ve also shared my expectations for the DVA-C02 exam. In this post, I'll be sharing [...]

Customize Your Invite Links with Amazon S3 Website Redirect

If you use Discord, Slack, or Telegram, you're probably familiar with those long and complicated invite links used to join servers or channels. These links can be difficult to remember and may even discourage some people from joining. With URL redirection, you can create a custom and easy-to-remember domain name for your invite links. For example, you might use a domain like "discord.mycoolsite.com" that redirects to the invitation page of your Discord server, which [...]

Using Amazon Route 53 Resolver

In the previous blog post, we talked about Split-view DNS using Amazon Route 53, in which the DNS server gives out a different response to the same DNS query based on where the query came from. This is helpful if you are in a hybrid environment when you want an internal application to resolve a domain from a private hosted zone and external applications to resolve from a public hosted zone in Route 53. [...]