Ruby-on-rails Developer Certifications and Courses in 2023

1. Professional Rails Code Along by Udemy

The Complete Android 12 & Kotlin Development Masterclass by Udemy is a comprehensive course that provides a comprehensive overview of Android development and Kotlin programming language. It covers various topics such as creating UIs, working with data, networking and REST APIs, app states and navigation, app performance, and app testing and debugging.

• Introduction to Kotlin: In this section, you will get an introduction to Kotlin, a modern and concise programming language developed by JetBrains. You will learn the basic syntax and variables in Kotlin, which will help you start building your Android apps. This section lays the foundations for the rest of the course.
• Creating UI with Kotlin: Kotlin provides powerful features for building visually stunning user interfaces (UIs) for your Android apps. In this section, you will gain a deep understanding of how you can create UIs in Kotlin, including the different types of UI components available. You will also learn how to customize these components and add them to your layouts.
• Working with Data: In this module, you will delve into the world of working with data in Kotlin. You will learn about the different database operations you can perform with SQLite, a lightweight database engine. You will also learn how to store, retrieve, and update data from your database.
• Networking and REST APIs: Networking is a fundamental aspect of Android development, and this module covers it in detail. You will learn about HTTP requests and responses, as well as different ways to make your apps communicate with external servers and APIs.
• App States and Navigation: App states and navigation play a crucial role in making your app user-friendly and interactive. In this section, you will learn about the different app states and how to navigate between them effectively. You will also explore the different approaches to implementing app states and navigation, such as using fragments and navigation components.
• App Performance: App performance is essential for delivering a smooth and engaging user experience. This module covers various techniques that you can employ to optimize your app’s performance, such as lazy loading, caching, and asynchronous programming. You will also learn how to measure and benchmark the performance of your app.
• App Testing and Debugging: Testing and debugging are essential aspects of Android app development. In this module, you will learn different strategies for app testing and debugging, including unit testing, integration testing, and UI testing. You will also learn how to detect and fix common errors and bugs in your apps.

Offering 19 hours on-demand video, by completing this course, you will gain a deep understanding of Android development and Kotlin programming, which will enable you to build robust and high-quality Android apps. With practical exercises and real-world examples, you will acquire the necessary skills to become a proficient Android developer.

2. Advanced Ruby Programming: 10 Steps to Mastery by Udemy

In this comprehensive course, you will learn advanced Ruby programming concepts and techniques to take your skills to the next level. The course is divided into 10 modules that will take you on a step-by-step journey from beginner to mastery.

1. Ruby Basics: In this module, you will get a solid foundation in Ruby, the language that is loved by developers for its simplicity and power. You will understand the basic syntax and semantics of Ruby, allowing you to write clean and concise code. This module covers topics such as variables, control structures, functions, and classes.
2. Object-Oriented Programming: Object-oriented programming is a fundamental concept in software development, and it is essential to understand when working with Ruby. This module introduces you to object-oriented programming, where you will learn the concepts of classes, objects, and methods. You will also learn how to create and manipulate objects, as well as implement object oriented design patterns.
3. Data Structures: Data structures are fundamental building blocks of any programming language, and Ruby is no exception. In this module, you will gain a deep understanding of different data structures, such as arrays, linked lists, hash tables, and trees. You will learn how to use these structures to store and organize data efficiently in Ruby.
4. I/O and Concurrency: I/O (input/output) operations and concurrency play a vital role in modern software applications. In this module, you will understand I/O operations, such as reading from and writing to files, handling network communication, and interacting with external systems. You will also learn about concurrency in Ruby, which enables you to execute multiple tasks simultaneously.
5. Testing and Debugging: Testing and debugging are essential skills for any developer, and Ruby provides powerful tools for both. This module introduces you to testing and debugging techniques, such as unit testing, integration testing, and debugging. You will learn how to use popular testing frameworks and tools to ensure that your code works as expected.
6. Advanced Object-Oriented Programming: In this module, you will take your object-oriented programming skills to the next level by understanding advanced concepts such as metaprogramming, dynamic class generation, and proxies. You will also learn how to take advantage of Ruby’s metaprogramming features to write your own domain-specific languages.
7. Advanced Testing and Debugging: In this module, you will go beyond basic unit testing and delve into advanced testing and debugging techniques. You will learn how to effectively use tools such as profilers and static code analyzers to identify performance bottlenecks and code quality issues. You will also learn about test-driven development techniques, allowing you to write high-quality code that is thoroughly tested.

This course offers 3.5 hours on-demand video. Whether you are a beginner looking to enhance your programming skills or an experienced developer looking to expand your horizons, this course has something for everyone. Sign up today and embark on your journey to advanced Ruby programming mastery!

3. The Complete Ruby on Rails Developer Course by Udemy

In this comprehensive Ruby on Rails course, you’ll learn everything you need to become a skilled Ruby on Rails developer. By the end of the course, you’ll be able to build robust, scalable applications and deploy them to production. Let’s get started!

1. Ruby on Rails Basics: In this module, you’ll get acquainted with Ruby on Rails, one of the most popular web frameworks for developing web applications. You’ll learn about the benefits of using Ruby on Rails to build web applications, as well as how to set up your development environment. You’ll also gain an understanding of the MVC framework, which is the architectural pattern used in Ruby on Rails.
2. Object-Oriented Programming with Ruby on Rails: Object-oriented programming is a fundamental concept in software development, and it’s crucial to master it to effectively use Ruby on Rails. In this module, you’ll delve into object-oriented programming concepts such as classes, objects, inheritance, and polymorphism. You’ll also learn how to create and use classes in Ruby on Rails, and implement getters and setters.
3. Database Interaction with Ruby on Rails: In this module, you’ll delve into database interaction in Ruby on Rails. You’ll learn how to connect to a database, create, insert, update, and delete data. You’ll also explore ActiveRecord, the ORM (object-relational mapping) library that enables you to interact with your database seamlessly.
4. MVC Architecture with Ruby on Rails: MVC architecture is a fundamental concept in Ruby on Rails. It enables modular development and separation of concerns. In this module, you’ll gain a thorough understanding of the MVC framework and learn how it enables you to build well-structured applications. You’ll explore controllers, views, and models – the building blocks of MVC architecture – and learn how to build and use these components in Ruby on Rails applications.
5. Advanced Ruby on Rails: In this module, you’ll explore advanced topics in Ruby on Rails. You’ll learn how to work with files and directories, implement object relational mapping, build a RESTful API, and understand and utilize sessions. These topics will enable you to build more robust and scalable applications.
6. Deployment with Ruby on Rails: The final module focuses on deployment, an essential part of building production-ready applications. You’ll learn about setting up a local development environment, preparing your production environment, and integrating with cloud services. By the end of this module, you’ll be ready to deploy your applications confidently and securely.

Offering 45.5 hours on-demand video, the Complete Ruby on Rails Developer Course is a comprehensive and in-depth guide to help you become a skilled Ruby on Rails developer. With this course, you’ll be well-equipped to build scalable and robust web applications and deploy them to production.

4. Top Ruby on Rails and Ruby Bundle: Learn Ruby and Rails by Udemy

In this comprehensive course, you’ll delve into the world of Ruby and Ruby on Rails, two of the most in-demand programming languages today. Whether you’re a beginner looking to kickstart your programming career or an experienced developer looking to expand your skill set, this bundle offers everything you need to become an expert in Ruby and Rails.

1. Introduction to Ruby: In this module, you’ll get a comprehensive introduction to the Ruby language. You’ll learn the basics of syntax, data types, control structures, object-oriented programming, and more. By mastering the fundamentals of Ruby, you’ll be able to write robust and maintainable code. Ruby is known for its simplicity and elegance, making it an ideal language for beginners to learn. It’s a versatile and dynamic language, allowing you to solve complex problems with ease. Additionally, Ruby has a strong and vibrant community, providing ample resources and support for developers.
2. Ruby on Rails: Ruby on Rails is a robust and scalable web development framework built on the Ruby language. It provides a powerful set of tools and libraries that enable you to build robust, dynamic web applications. In this module, you’ll learn the fundamentals of Ruby on Rails, including controllers, models, views, routing, database interactions, and deployment. Ruby on Rails is renowned for its productivity and rapid development capabilities. It simplifies complex tasks, allowing you to build applications quickly without compromising on quality. With its robust ecosystem and vast community support, Ruby on Rails has become a popular choice among web developers.
3. Practical Projects: In this module, you’ll put your skills into practice by building real-world applications with Ruby and Rails. You’ll apply the knowledge gained from the previous two modules to develop fully functional, data-driven web applications. Throughout this module, you’ll work on different projects that challenge you to apply various concepts and techniques learned throughout the course. These projects will reinforce the concepts and give you the confidence to build your own applications using Ruby and Rails.

This course incorporates 11.5 hours on-demand video. By enrolling in this Top Ruby on Rails and Ruby Bundle: Learn Ruby and Rails by Udemy, you’ll gain a strong foundation in Ruby and Rails and unlock new opportunities in your career. Whether you’re interested in building web applications, working as a full-stack developer, or simply exploring the world of programming, this bundle will equip you with the skills you need to succeed.

As you can see in the summarized table above, the levels, costs and duration relevant to these courses vary. Therefore, some tend to be more expensive, and some are more appropriate for beginners while others for intermediate or advanced developers. For your choice of Ruby Developer Certifications and Courses to pursue, it remains key to consider your own budget, skill level as well as goals.

5. Conclusion 

These certifications and courses provide valuable opportunities for Ruby developers to enhance their skills and stay up-to-date with the latest trends and best practices in Ruby development. Whether you are a beginner or an experienced developer, investing in these resources can significantly boost your proficiency and open doors to exciting career opportunities in 2023.