Tech Blogs - Tutorials Dojo

AB-900 Microsoft 365 Copilot and Agent Administration Fundamentals Exam Study Guide
Bookmarks Study Materials Key Topics to Focus On Validate Your Knowledge Final Remarks The AB-900 Copilot & Agent Administration Fundamentals certification exam is designed for IT professionals who work with Microsoft 365 and need to understand how to administer Microsoft Copilot and [...]
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 [...]

Unlocking the Secrets of DNA: Analyzing Genomic Data with AWS

Your DNA has the blueprint for your life. Much like everybody else, as it determines everything from our physical characteristics to our susceptibility to diseases. However, there is the challenge of decoding this complexity efficiently and accurately. With AWS HealthOmics—an AWS service for storing, querying, analyzing, and generating insights from genomics and other biological data. AWS HealthOmics helps scientists and researchers to unlock the mysteries of DNA at scale with its efficiency. Is this [...]

Understanding Resource Groups in Azure

Have you ever wondered how to manage and organize resources in the cloud effectively? With over 95% of companies using Microsoft Azure, mastering Resource Groups is crucial for efficient cloud management. Azure Resource Groups are the cornerstone of managing and organizing resources in Microsoft Azure. Whether you're new to Azure or looking to optimize your existing infrastructure, understanding Resource Groups is essential. This article will walk you through the fundamentals of Resource Groups and [...]

Cost Notifier: Keep Track of Your Google Cloud Platform Expenses

Have you ever had that moment when you realize your cloud costs have unexpectedly increased? Keeping track of your Google Cloud Platform (GCP) expenses usually requires manual effort, as you need to visit the console regularly. But what if you could receive daily updates on your costs automatically? Enter Slack notifications! Imagine receiving a daily report about your GCP billing directly in your favorite messaging app. It’s like having a personal assistant to help [...]

AWS Reserved Instance Management Made Easy with Slack Alerts

In today's fast-changing world of cloud computing, it's crucial to manage AWS resources efficiently. One important task is keeping track of Reserved Instances (RIs) to save costs and use resources wisely. This guide will show you how to set up a simple system that sends AWS Reserved Instance alerts to Slack, helping you stay on top. Reserved Instances (RIs) can save you a lot of money compared to On-Demand pricing in AWS. But if [...]

Build a Web-Based Linux Terminal Playground

In this blog, I will guide you through creating a Simple Web-Based Linux Terminal Playground that enables running Linux commands directly in the browser. We will use technologies such as Podman for containerization, React for the UI, and Express and node-pty for the backend. WebSockets will handle real-time communication between the frontend and backend, creating a seamless, secure, and interactive environment to learn and execute Linux commands. Each connection will be isolated and ephemeral [...]

AZ-400 Microsoft DevOps Engineer Expert Exam Study Path

Bookmarks Prerequisites Study Materials Azure Services to Focus On Validate Your Knowledge Final Remarks The AZ-400 Microsoft DevOps Engineer Expert certification is designed for professionals who want to demonstrate their expertise in implementing DevOps practices using Microsoft Azure technologies. This certification validates your ability to design, implement, and manage DevOps processes, including version control, build and release management, testing, and infrastructure as code. It optimizes development [...]

Understanding AWS Responsible AI: Key Concepts and Dimensions

As AI becomes a bigger part of our lives, it’s important to make sure it’s used responsibly. Responsible AI means building and using AI systems in ways that are ethical, fair, and accountable. AWS provides a range of tools to help organizations build AI systems that follow these principles. In this blog, we’ll look at what responsible AI is, the key dimensions of responsible AI on AWS, and the tools available to support these practices. [...]

SRA Toolkit + AWS: Revolutionizing Bioinformatics Data Prep

It takes too long. It’s boring. I want the good stuff already… Sounds familiar? These statements are not entirely wrong, but data preparation in any kind of data analytics job is still important and must be executed carefully. This is an important step that can easily take up to 80% of the total working time of a project. For insightful results, the data must be prepared properly, and this article will be about the [...]

Mastering Prompt Engineering for AWS Large Language Models (LLMs)

In the rapidly evolving world of Artificial Intelligence (AI) and Machine Learning (ML), Prompt Engineering has become a cornerstone skill for effectively harnessing the power of Large Language Models (LLMs). These models transform industries, power intelligent chatbots, automate workflows, and redefine customer experiences. Yet, the key to unlocking their full potential is crafting clear, precise prompts tailored to specific tasks. Far from being a mere technical skill, Prompt Engineering shapes the interaction between humans [...]

Monitoring Amazon SES Complaint Rates with CloudWatch Alarms and Real-Time Slack Notifications

Amazon Simple Email Service (SES) is a powerful tool for sending high volumes of emails quickly and efficiently. However, to maintain your email-sending capabilities and ensure high deliverability, it's essential to monitor your sender's reputation closely. One key metric for assessing this reputation is the Complaint Rate, which measures how often recipients mark your emails as spam. A high complaint rate can lead to your emails being filtered into spam folders, throttling, or even [...]