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 [...]

Is a Cloud Computing Career Still Worth Pursuing in 2023?

Cloud computing has remained a hot topic in the IT field for the past years, gaining even more attention during the height of the COVID-19 pandemic. Between 2020 and 2021, there’s been a burst of cloud adoption from startups, mid-sized businesses, and even large enterprises as they looked for ways to adapt to remote work and digital operations. And it's no wonder, given the benefits it offers over traditional on-premises solutions, like more flexibility [...]

7 Most In-Demand IT Skills for 2023

Every day the growth of technology is exponential, there will come a time when the technology you've just learned will be obsolete. If you’re currently exploring opportunities in the IT industry, we’re gonna tackle the article provided by Indeed about the best IT jobs for the year 2023. Below, you'll find information that reflects the current trends and offers a chance to explore new career paths. Despite the anticipated advancements in technology, our objective [...]

Using Origin Access Control (OAC) to Secure S3 Object Access to CloudFront

What is Amazon S3 Object Access? Amazon S3 is one of the most popular AWS service organizations use, as it offers industry-leading scalability, data availability, security, and performance for object storage. S3 is utilized to store and protect any amount of data for a range of use cases, such as data lakes, websites, mobile applications, backup and restore, archive, enterprise applications, IoT devices, and big data analytics. One of the frequent use cases of [...]

AWS Certified Cloud Practitioner CLF-C01 Exam Domains

Amazon Web Services began its Global Certification Program in 2013 with the primary purpose of validating the technical skills and knowledge of IT Professionals in building secure and reliable cloud-based applications using the AWS Cloud. On April 2013, AWS launched its first-ever AWS Certification test called the AWS Certified Solutions Architect Associate exam. This was followed by the AWS Certified SysOps Administrator and AWS Certified Developer Associate exams. Amazon has been continuously expanding and [...]

Retrieving Parameter Values from SSM Parameter Store through AWS Lambda

In today's world, serverless computing is gaining popularity as it offers technologies for running code, managing data, and integrating applications, all without managing servers. It eliminates the infrastructure management tasks so developers can focus on application development. One of the requirements of serverless development is storage for configuration data management and secrets management. Developers need to store data such as passwords, database strings, etc., at some point. Luckily, Parameter Store, a capability of AWS [...]

Secure EC2 Instances Connections Leveraging Session Manager

As more workloads are being migrated to the cloud, security should always be a top priority. Some organizations fail to consider security and therefore paid the price of having their workloads compromised. For example, an EC2 instance that has its SSH inbound port open to the world, therefore, providing unrestricted access to attackers globally. Luckily, AWS has a service that allows you to connect to your EC2 instances without opening any inbound port, eliminating [...]

Benefits of Being AWS Certified

Have you ever heard of AWS Certifications? Are you wondering if it is beneficial to get one? Is an AWS certification enough to land a cloud-related job? These are typical questions that aspirants ask and wonder if it’s favorable to commit to studying. For this article, we will discuss the benefits of being AWS certified and whether it’s worth it to invest time and effort. Let’s get started. Amazon Web Services (AWS) is the [...]

5 Best Cloud Projects For Beginners

If you are a student, career changer, or IT professional who wants to work in the cloud computing industry, you must present your portfolio to the interviewer. A portfolio is a collection of previous projects and experiences, which can be paid or unpaid. This shows the interviewer that you know what you're talking about and that you have the skills required for the job. As a beginner, you must understand how to use a [...]

Azure 101: Subscriptions And Management Groups

In Microsoft Azure, a subscription is an agreement between a customer and Microsoft on how to pay for and access Azure services. It is paid based on the consumption of services within the subscription. For example, if you provisioned Azure Virtual Machines, App Service, Azure SQL Database, and other services, your subscription will be billed based on using these services. There are many types of subscriptions. Each type of subscription may have various characteristics and limitations, [...]

Azure 101: Regions And Availability Zones

Natural disasters are no laughing matter that we can take for granted; they can seriously mess up a business and its operations, especially when using traditional on-premises IT infrastructure. Luckily, with Azure regions and availability zones, companies can have a backup plan to ensure data redundancy, disaster recovery, scalability, and remote access. With Microsoft Azure, companies can continue to operate even in the face of natural disasters. This means that businesses can stay operational [...]