AWS and Cloud Engineering
Practical guides to load balancing, scaling, deployment, and resilient AWS foundations.
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Practical guides for building in tech
Clear, hands-on notes on cloud engineering, Java and Spring, GitHub collaboration, and the career foundations that make technical work credible. Free to read, no sign-up.
Java and Spring Engineering
Build a sound Java foundation, then apply Spring Boot, dependency injection, MVC, and REST.
Git and GitHub Collaboration
Learn repository, branch, pull-request, protection, and delivery workflows used by engineering teams.
Technology Career Foundations
Durable guidance for choosing core skills, presenting your work, and building credible career evidence.
All 28 guides
Technology Career Foundations
Changing to AI/ML Engineering After Five Years in Another Technical Role
A grounded transition plan for backend, QA, DevOps, and other technical professionals moving into applied AI work without starting their careers over.
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Forward-Deployed Engineer vs. Solutions Architect: Which Path Fits You?
Compare two AI-enabled technical paths by the work they require: shipping close to users or designing the system shape, boundaries, and trade-offs.
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From Backend Developer to Forward-Deployed Engineer: A Realistic Timeline
A four-to-six-month part-time shape for backend developers moving toward FDE work through AI fluency, codebase delivery, and inspectable evidence.
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How to Become a Forward-Deployed Engineer Without a CS Degree
A practical path for experienced software professionals who want to move into client-facing AI delivery without treating a degree as the whole credential.
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Is an AI/ML Bootcamp Worth It for Experienced Professionals?
A decision framework for experienced technical professionals evaluating an AI/ML program: inspect the sequence, evidence, feedback loop, and claims.
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What a Cloud/AI Solutions Architect Actually Does Day to Day
A practical look at the recurring work behind Cloud/AI Solutions Architect roles: discovery, system choices, risk, cost, and technical communication.
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AWS Auto Scaling Groups (ASG): A Beginner's Guide
Learn how EC2 Auto Scaling Groups use launch templates, capacity limits, health replacement, and scaling policies to manage fleets safely.
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AWS Elastic Load Balancer (ELB): A Beginner's Guide
Understand AWS Elastic Load Balancing, including ALB, NLB, GWLB, listeners, target groups, health checks, security, and common limits.
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Building Your Career in Tech: Resume Building, Freelancing, and Personal Branding
Turn verifiable projects into clearer resume bullets, a reviewable GitHub portfolio, an honest professional profile, and a scoped freelance offer.
Read the guide →Java and Spring Engineering
Building Your First Spring Boot App: A Complete Guide to MVC Architecture and REST Controllers
Build a small Spring Boot task API and understand how MVC request mapping, a service layer, constructor injection, and JSON responses fit together.
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Creating Your First Spring Application
Create and run a first Spring Boot REST application with Java 17+, Spring Initializr, Maven, and one small JSON endpoint.
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Deploy a Spring Boot App on AWS EC2 With a Load Balancer: Step-by-Step Guide
Deploy a Spring Boot JAR to EC2, run it as a service, and route traffic through an AWS Application Load Balancer with safe health checks.
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GitHub Branch Protection Rules: Why and How to Use Them
Choose branch protection or rulesets, require reviews and checks, control bypasses, and verify safeguards on important GitHub branches.
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GitHub Mastery: Creating Repositories and Managing PRs With Ease
Create a GitHub repository, work on a topic branch, open a clear pull request, respond to review, and merge with confidence.
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How to Link a Spring Boot Project to a GitHub Repository
Safely connect an existing Spring Boot project to GitHub, exclude secrets and build output, authenticate, and push the first commit.
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Launch Your IT Career With Core Tech Skills
A beginner roadmap for programming, web APIs, Git, data, testing and deployment—built around one progressive, reviewable project.
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Master Core Spring Boot Concepts: Inversion of Control, Dependency Injection, and Your First Application
Understand Spring IoC, beans, component scanning, and constructor injection through a small Spring Boot example that is easy to test.
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Mastering Spring Boot MVC and REST APIs: A Comprehensive Guide
Improve a Spring Boot REST API with request DTOs, Bean Validation, correct HTTP status codes, centralized errors, and focused MVC tests.
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Repositories, Branches, and Pull Requests
Understand how Git repositories, commits and branches relate to GitHub remotes, default branches, and pull requests.
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Scaling Spring Boot With an Auto Scaling Group (ASG) and Elastic Load Balancer (ELB)
Scale a Spring Boot service on AWS with a versioned launch template, EC2 Auto Scaling Group, ALB target group, health replacement, and target tracking.
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TechEazy Consulting Launches Comprehensive Java, Spring Boot & AWS Training Program With 2-Month Free Internship
An archived announcement of TechEazy's former Java, Spring Boot, AWS training and internship offer; its old terms are not currently available.
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Understanding Classes and Objects in Java: A Drive Through the Basics
Learn the difference between Java classes and objects with a complete Car example covering fields, constructors, methods, and independent state.
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Securely Host Website with AWS CloudFront + Private S3 + Route 53 (Custom Domain + HTTPS)
Serve a static site from a private S3 bucket through CloudFront with Route 53 and HTTPS, instead of exposing the bucket publicly.
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Connect Custom Domain to AWS S3 Website using Route 53
Replace the long default S3 website URL with your own domain using Route 53, and verify the mapping resolves.
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Connecting Git to GitHub (with PAT Token)
Push a local project to GitHub with a Personal Access Token, now that password authentication for Git operations is deprecated.
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Deploy Static HTML/CSS Website to AWS S3 with CI/CD (GitHub Actions)
Automate static-site deploys to S3 with GitHub Actions, so a push publishes the site instead of a manual upload.
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How to Host a Static Website on AWS S3 (Step-by-Step Guide)
Host an HTML and CSS site on Amazon S3: bucket creation, static website hosting, public access settings, and the endpoint you get.
Read the guide →Git and GitHub Collaboration
Introduction to Git and GitHub: A Beginner’s Guide
What Git and GitHub each actually do, how they differ, and why version control matters — explained without code.
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