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 [...]

Google Cloud Pub/Sub

Bookmarks Features Key Concepts Publisher-subscriber relationships Pricing Validate Your Knowledge Google Cloud Pub/Sub Cheat Sheet Cloud Pub/Sub is a fully-managed real-time messaging service for event driven systems that allows you to send and receive messages between independent applications. Features Capable of global message routing to simplify multi-region systems. Synchronous, cross-zone message replication and per-message receipt tracking ensure at-least-once delivery at any scale. Pub/Sub delivers each message [...]

Google Cloud SQL

Google Cloud SQL Cheat Sheet A fully managed relational database service. Cloud SQL is available for: MySQL PostgreSQL SQL Server Features Scale instantly with a single API call as your data grows. Automated and on-demand backups are available. You can restore your database instance to its state at an earlier point in time by enabling binary logging. Data replication between multiple zones with automatic failover. You can perform an analytics job by using BigQuery [...]

Google Kubernetes Engine (GKE)

Bookmarks Features Kubernetes Cluster Architecture Kubernetes API Objects GKE Sandbox Pricing Validate Your Knowledge Google Kubernetes Engine Cheat Sheet Secured and managed Kubernetes services with auto-scaling and multi-cluster support Features Can be configured to automatically scale node pool and clusters across multiple node pools based on changing workload requirements. Auto-repair can be enabled to do health checks on node Choose clusters tailored to your requirements [...]

Google Compute Engine (GCE)

Bookmarks Configurations Instance Templates Instance Groups Managing access to your instances Backing up your instance Sole Tenant Nodes Preemptible Instances Shielded Instances Instance Life Cycle GCP Marketplace Live Migration Pricing Validate Your Knowledge Google Compute Engine Cheat Sheet Linux-based and Windows-based virtual machines Each instance you create belongs to a project A project can have one or more [...]

Google Cloud Platform Overview

Google Cloud Platform Cheat Sheet The Google Cloud Platform is the infrastructure that powers the Google products you are familiar with including Gmail, Search, and Google Photos. In April of 2008, Google announced its first service called App Engine, a cloud compute service for developing and hosting web applications in Google-managed data centers. Since then, Google has evolved and added more cloud services to its platform. GCP lets developers build and host applications and [...]

Lifecycle Event Hooks in CodeDeploy

Bookmarks Events Things To Consider In biology, life cycle refers to the series of stages or events that occur during an organism’s lifetime. Lifecycle also applies when automating software deployment on AWS CodeDeploy. Lifecycle event hooks refer to the series of events that describes how a deployment is accomplished. It allows you to control or perform actions on different stages of your deployment. In the traditional way, whenever you [...]

Amazon EBS Multi-Attach

Amazon Elastic Block Store or EBS is a durable block-based storage device that can be attached to your EC2 instance. AWS released a feature called Multi-Attach, which allows EC2 instances to share a single EBS volume for up to 16 instances and provide higher availability of your applications for Linux workloads. Each instance to which the volume is attached has full read and write permissions to the volume. The following are several considerations and [...]

ECS Network Modes Comparison

Amazon Elastic Container Service (ECS) allows you to run Docker-based containers on the cloud. Amazon ECS has two launch types for operation: EC2 and Fargate. The EC2 launch type provides EC2 instances as hosts for your Docker containers. For the Fargate launch type, AWS manages the underlying hosts so you can focus on managing your containers instead. The details and configuration on how you want to run your containers are defined on the ECS [...]

AWS Certified Cloud Practitioner vs Microsoft Azure AZ-900 Exam

AWS Certified Cloud Practitioner vs Microsoft Azure AZ-900 Exam One way to boost your career in the cloud computing space is through certifications. These exams will help validate your current understanding and knowledge in the cloud. Cloud service providers offer different learning paths such as Cloud Architect, Cloud Developer, and Cloud Administrator. Both AWS and Microsoft have introductory certifications that will test your understanding of the basics. AWS has what they call the AWS [...]

Amazon SES

Bookmarks Common Use Cases Features Methods of Sending Emails Testing Amazon SES Concepts Email Authentication Methods Email Sending Requests Dedicated IP Addresses vs Amazon SES IP Addresses Security Pricing Limits Amazon SES Cheat Sheet A cost-effective and scalable email service that enables you to send mail from within any application. A regional service. Amazon SES is for applications that need [...]