Tech Blogs - Tutorials Dojo

Building an Amazon Nova AI Chatbot Using Bedrock
If you ever want to build your own AI chatbot on Amazon, this guide will show you how. You’ll create a working, serverless chatbot powered by Amazon Bedrock Nova, one of the easiest ways to try foundation models on Amazon. The setup is simple, fully managed, and does not [...]
Crowd Detection: How AI Predicts Busy Areas
You might use Google Maps in your daily commute, but have you ever wondered how it provides real-time traffic data? Or how it highlights the busiest areas and even the popular times for a business? To achieve this, Google powers these features with large-scale analysis and crowdsourcing from our [...]
Terraform vs AWS CloudFormation: Which Is Better for Building Serverless Applications?
Serverless applications feel effortless — until you try to scale. You might start with a single AWS Lambda function. Soon, you add API Gateway endpoints, DynamoDB tables, S3 triggers, SNS notifications, and maybe Step Functions to orchestrate your workflow. Before long, your AWS console looks like a maze, and [...]
Microsoft Unveils the NEW Agentic AI Business Solutions Architect Certification (AB-100 beta)
As artificial intelligence (AI) continues to reshape industries rapidly, the demand for professionals who can design, implement, and manage autonomous AI systems that deliver real business value is skyrocketing. In response to this evolving landscape, Microsoft has introduced a groundbreaking new certification: Microsoft Certified: Agentic AI Business Solutions Architect [...]
Data Preprocessing Guide for Beginners in ML
Before machine learning (ML) models can generate predictions or insights, the raw data must first be cleaned, organized, and transformed into a suitable format for the model. This process is known as data preprocessing. It is the foundation of every successful ML project. It ensures that the model learns [...]
AWS Certified Generative AI Developer Professional Study Path
AWS has just unveiled the newest AWS Certified Generative AI Developer – Professional certification. This important credential is for developers and AI professionals who want to advance their careers by building, deploying, and improving high-quality generative AI applications on AWS. This certification confirms your skills in using foundation models [...]
Don’t Struggle with Kaggle: Build your First Data Science Project!
Are you a beginner wanting to start your very first data science or machine learning project, but don’t have the right hardware or enough storage capacity? Well, Kaggle is the perfect platform to start your journey! What is Kaggle? Kaggle is a powerful web-based platform that provides opportunities for [...]
Tech Burnout: Is It Really Inevitable?
What if the dream job, the one you've always been dreaming of and manifesting ever since, is quietly draining the life out of you? This exhaustion is a known feeling in the tech industry, where the relentless pressure forces professionals and students to push until they hit a wall. [...]
Rise of Microservices in Modern Apps: From One Block to Many
Have you ever thought about the pain of fixing just one small piece of a massive software system without accidentally breaking everything else? Honestly, most of the time, that is almost impossible. That challenge led to the rise of microservices in modern apps. It marked a shift from old monolithic [...]
High-Performing ≠ Massive: The Rise and Progression of Small Language Models (SLMs)
Have you ever needed to find a new charger for your device, only to discover that its voltage wasn’t compatible, causing it not to work or even risking damage? Without checking the actual needs of your device, you’ve probably thought that you could go with what the seller recommends [...]

Cloud-9.1: Purchasing Your Domain with Amazon Route 53

Before you can showcase your skills online, you need a digital home, a domain name that makes your portfolio easy to find and uniquely yours! In the Cloud-9 Steps to Building Your Portfolio Website, our journey begins with purchasing a domain with Amazon Route 53, a powerful and seamless way to register and manage your website's address. What is a Domain? On the internet, a domain (or domain name) is the unique address of a [...]

Cloud-9: Create Your Portfolio Website with AWS

Have you ever felt like your resume doesn’t fully capture your potential? In the current competitive job market, a one- or two-page CV may not be sufficient to completely highlight your experience and abilities. So, what's the answer? A portfolio website! What is a Portfolio Website? A portfolio website is a digital resume that demonstrates your projects, skills, and achievements to possible clients, employers, or collaborators. It doesn't stop there; unlike standard plain-text resumes, [...]

Netflix Streaming Explained: How CDN Technology Ensures Lag-Free Global Viewing Introduction to Global Infrastructure part 1

Have you wondered how Netflix streaming delivers your favorite series in HD quality without buffering or lagging? The answer lies in advanced CDN technology or Content Delivery Networks, a critical element of today's global infrastructure. CDNs enable Netflix to optimize its global streaming performance, drastically reducing latency and providing seamless viewing experiences worldwide. Understanding Global Infrastructure with a Simple Analogy To understand how this works, let’s use a coffee shop analogy. Imagine a coffee [...]

Unleashing the Full Potential of AWS Lambda with Containers

AWS Lambda has revolutionized serverless computing by allowing developers to run code without the hassle of provisioning and managing servers. However, even though AWS Lambda functions are powerful, they still come with limitations that significantly impact scalability, dependency management, and runtime flexibility. In this guide, we will explore the following: The limitations of traditional AWS Lambda and how Lambda Containers solve these issues. AWS-provided optimized container images A step-by-step tutorial how to build Lambda [...]

Guarding the Genome: Ensuring Security Compliance for Genomic Data on AWS

Introduction “Guard”? You’ve read the title and probably thought to yourself, “This sounds serious..." If you have read the previous articles related to bioinformatics in AWS, you know we are dealing with biological data. If you haven't, you can check them out here as well. Due to the innovation of current technologies (AWS being one of them), there is also a rising need to ensure that these technologies comply with laws relating to privacy [...]

Streamline your SageMaker Environments using Terraform

Bookmarks Advantages of using Terraform in SageMaker AI Disadvantages of using Terraform in SageMaker AI Solution Overview Solution The high-level steps to implement this solution with Terraform Pre-requisites for provisioning SageMaker AI Studio with Terraform Create the S3 Bucket and DynamoDB for Remote State Establish the Terraform Project Structure for your SageMaker AI Make the required IAM Resources. Put in place Storage Resources (S3) [...]

Maximizing ROI: Analyzing Google Ads Spend vs. Sales Performance

In digital marketing, every spent on advertising should contribute to measurable growth. But how do you determine if your Google Ads investment is truly delivering results? Businesses can assess the direct relationship between ad spend and conversions by analyzing key data from Google Ads and Google Analytics. This blog will explore how to justify an increase in Google Ads expenditure by reviewing sales performance and helping you make data-driven decisions to optimize your advertising [...]

Pushing Application Logs from Amazon Lightsail to Amazon CloudWatch: A Step-by-Step Guide

In my previous article, I mentioned how you can use your application logs hosted on an Amazon Lightsail instance to create a subscription filter in Amazon CloudWatch. But have you ever wondered how to push your application logs from your Lightsail instance to CloudWatch? Unlike in the EC2 instance, which allows you to easily modify the IAM role and attach the CloudWatchAgentServerPolicy, Amazon Lightsail lacks this capability in its default configuration. Pushing application logs [...]

How to Automate Storage and Memory Space Monitoring in Amazon EC2 with CloudWatch and Slack

Managing resources effectively is crucial when operating in the cloud. One important aspect of managing Amazon EC2 instances is monitoring storage and memory usage. Storage space, primarily driven by Amazon Elastic Block Store (EBS), and memory (RAM) are two critical resources that need constant monitoring to avoid performance degradation and optimize costs. Fortunately, with Amazon CloudWatch and Slack, you can automate monitoring these resources and get notified when thresholds are crossed. This blog will [...]

Website Down? How to Manually Increase Amazon EBS Volume Size and Get Back Online Fast!

It was a regular day, and everything was running smoothly—customers were browsing your website, orders were coming in, and business was booming. The server was handling traffic efficiently, and everything seemed to be operating as expected. But then, disaster struck—your website suddenly crashed. Panic set in as you scrambled to find out what had happened. Was it a DDoS attack? A misconfiguration? A sudden surge in traffic? You immediately logged into the AWS Management [...]