Online Programming And Development Courses & Certifications

Complete Step By Step Java For Testers course is a short programme on Java delivered in the online mode that provides exhaustive training on concepts of Java for Testers. The curriculum explores deeply enough Java from the scratch giving easy-to-understand examples. The learners, especially the testers, do not require any previous experience in coding and they will kick start learning from the very basics of Java such as Data Types, Variables, Methods, Classes, Loops, etc.

Provided by Udemy, the Complete Step By Step Java For Testers online course is the right programme for manual testers who are looking to upgrade their skills with automation testing, passionate automation engineers, and the folk who are on the plan of stepping into automation; but, struggle with Java scripts. The course consists of lectures with a video screencast and code files, practical knowledge using ample practical exercises and quizzes, and coding exercises.

Complete Step By Step Java For Testers certification opens up a plethora of career opportunities for the learners as most of the companies and industries are adopting automation to make their functioning easy and manual testing is getting outdated. Participants of the programme can build an ambitious career as Java developers and automation developers using Java.  The interested learners could enrol on the course by paying the fee.

Java is considered one of the most popular programming languages because of its strength and variety. And individuals knowing Java do have great opportunities to utilize their knowledge to boost their career in the field of technology.

Java: a COMPLETE tutorial from ZERO to JDBC online certification is designed by LearningWhilePracticing, a learning platform with a goal “to let individuals be operational as quickly as possible while at the same grasping all the concepts required” and is available through Eduonix, an e-learning platform providing skill development courses.

Java Made Easy for Beginners, Testers, Selenium and Appium certification course is developed by Arun Motoori - Software Testing Professional, Blogger & Instructor and Eduonix, an educational organisation dedicated to delivering the greatest learning materials and methods. The course also assists students in preparing for interviews for IT positions utilising Java.

Java Made Easy for Beginners, Testers, Selenium and Appium online training provides more than 62 hours of comprehensive video content in the form of 254 lectures covering topics ranging from basic to advanced, such as introduction to Java, its fundamentals, downloading, installing, and configuring Java, and topics involving java concepts such as OOPS Concepts, JDBC (Java Database Connectivity), enum and inbuilt annotations, variables, data types, classes such as math class, wrapper class, abstract class, their method, and launching Eclipse IDE. Individuals who wish to take up the course are required to purchase the lifetime subscription of the course by making a one-time payment through any online mode of payment.

Java is among the most widely used programming languages in the world. Organizations like Google, Intel, Accenture, Capital One, Philips, Spotify, Netflix, Canon, TripAdvisor, and others have been using it for their operations. This implies that Java skills are always in demand and it has to support a professional career.

Complete Java 9 Masterclass- Beginner to Expert online certification is designed by Paulo Dichone - Founder of Magadistudio, Developer & Instructor and presented by Eduonix, an e-learning platform that creates and distributes high-quality technology training content. This course is designed to teach participants all they need to understand about Java to develop high, efficient, and scalable Java applications.

Complete Java 9 Masterclass- Beginner to Expert online course guides the participants from nothing to practically developing outstanding Java Applications, and teaches them about the ins and outs of the Java Programming Language. The course will help them develop the skills to be able to develop any Java-based application, including web applications, Android mobile apps, desktop applications, and even DVD player programming. 

Java appears to be the world's most commonly used programming language, with technologies such as Servlets and JSP, J2EE, Struts, Spring, Hibernate, JMS, and Android for mobile apps all based on core Java. Developers had put in a lot of time and effort to ensure that participants became Java experts as quickly as possible. Core Java For Beginners - 1st step to become a Java Guru certification course is developed by Udayan Khattry - Software and Application Developer & Instructor and offered by Eduonix, an online education organization dedicated to providing best-in-class learning content and 

Core Java For Beginners - 1st step to becoming a Java Guru online course includes more than 22.44 hours of video lectures, 70+ code challenges, and 100+ quiz questions. Throughout the lectures, the course also offers a variety of practical tips and techniques, methodologies, and dos and don'ts to assist students with professional assignments. Interested candidates who wish to enrol in the course must pay a one-time fee to participate.

Selenium Java Made Easy for Beginners (Learn in 30 days) online certification is developed by Arun Motoori - Software Testing Professional, Youtuber, Content Creator & Corporate Instructor and presented by Eduonix, an online learning solution providing technical training courses to both beginners and professionals. This course is aimed at beginners who want to learn Selenium from the ground up without prior programming experience.

Selenium Java Made Easy for Beginners (Learn in 30 days) online course covers all of the prerequisites, such as Core Java, Locators, and so on, which are necessary for understanding Selenium, are presented in detail and an easy-to-understand manner so learners do not need to take separate courses for these topics. 

Selenium Java Made Easy for Beginners (Learn in 30 days) online training offers more than 77.68 hours of video content and downloadable notes so participants won’t have to watch the videos over and over just to recall a single topic. The course is also optimized and well-organized to turn the participants into Selenium experts in 30 days and will enhance their skills and overall confidence to apply for a professional role in their desired organization. Interested candidates need to purchase a lifetime subscription to the course to take advantage of its content. 

As per the recent survey, Android accounts for 81.7 percent of all smartphones sold, not all are equipped with the most recent Android operating system. With this course, applications that individuals create will work flawlessly on the latest Android or any older Android operating system. Complete Android 10 development Bootcamp Java and Kotlin online certification is a comprehensive application development course that teaches candidates how to code in Java and Kotlin and develop stunning Android apps for phones and tablets. 

The Complete Android 10 development Bootcamp Java and Kotlin certification course are designed by Mohammed Khan - Deft Design Engineer, Professional CFD (computational fluid dynamics) Freelancer & Instructor and offered by Eduonix, an online learning platform aimed at providing professional courses to the individual to help them develop skills and advance in their careers.

The Complete Android 10 development Bootcamp Java and Kotlin online training include more than 20.40 hours of HD video tutorials that will help the candidates improve their programming skills by creating real-world Apps. the course will teach them to submit their application to the Google Play Store and monetise the applications and start making money from them. Interested candidates who wish to take the course are required to make a one-time payment to enrol themselves into the course.

Core Java Made Easy (Covers the latest Java 15) course, the one short programme developed by Bharath Thippireddy, an IT Architect and Best Selling Instructor, explores Java completely in a quick and easy-to-understand way and goes through the new features added to the Java.  The curriculum will take the learners through the fundamentals of Java and oops,   various types of inner classes and different use cases and coding problems and many more. The programme is suitable both for the novices to build Java skills and for experienced programmers to bridge the missed gaps. 

Core Java Made Easy (Covers the latest Java 15) online course, offered by Udemy, could be taken by anyone who is keen to learn Java and has a laptop or PC with access to the internet. The programme is recommended to the developers who are new to Java, testers who plan to make a deep understanding of Java in a limited time, and the experienced developers who look forward to learning the latest Java features and the internals of JVM. 

Core Java Made Easy (Covers the latest Java 15) certification makes the course available for the participants on both TV and mobile and offers unlimited access to the learning materials and assigns plenty of assignments and projects to get practical exposure. 

Java 8 New Features In Simple Way course is online short training, created by  DURGASOFT DURGA, on the features newly introduced in Java 8. The curriculum will let the learner get a thorough understanding of options and novelty brought about as part of Java 1.8. The course is designed for academic students who are taking Java courses as part of their curriculum and Java programmers to explore the newly provided additions in Java 8.

Java 8 New Features In Simple Way online course, administered by Udemy, will give the participant all relevant knowledge related to the Java 8 new features and enable them to give Left and Right Anywhere about them. The new features include Lambda Expressions, Functional Interfaces, Default methods in Interface, Static Methods in Interfaces, Predicate, Function, Consumer and Supplier, etc.

Java 8 New Features In Simple Way certification also offers the students unlimited access to video lectures and they can pursue the programme both on TV and mobile. Plus, the authority confers a certificate of completion at the end of the programme. 

Complete Java SE 8 Developer Bootcamp - OCA Prep Included course is an online short programme on Java SE 8 developed by  Intertech Training. The curriculum provides the learners in-depth mastery of the foundations of Java and a solid understanding of topics of Java required to pass the exam to become an Oracle Certified Associate and Java SE 8 Programmer (Java SE 8 Programmer I 1Z0-808).

Complete Java SE 8 Developer Bootcamp - OCA Prep Included online course, offered by Udemy, can be taken by the learners who possess basic computer skills.  The participants interested in this programme who do not have any prior programming experience are encouraged to go through the basic concepts like variables, functions, etc. The students who are looking forward to working in the field of software development and Java developers who want to upgrade their knowledge of Java are highly recommended to enroll in this course.

Complete Java SE 8 Developer Bootcamp - OCA Prep Included certification provides the training through the online mode and offers unlimited access to the study materials including articles, videos, and other resources. The short programme provides enough Java skills that equip the learners in the job market of Java which is one of the professional programming languages. 

Java Interview Guide: 200+ Interview Questions and Answers course is an online short programme created by in28Minutes Official that serves as an online repository of questions that are expected to be asked in the beginner level interviews of Java. The course provides the learners  200 + questions ranging from different aspects of Java such as Strings, Object-oriented programming basics, Modifiers, and many more. 

Java Interview Guide: 200+ Interview Questions and Answers online course that is provided by Udemy also enables the participants to make a detailed understanding of  Basic and Advanced Object-Oriented Concepts and Exception Handling Best Practices and crated a deep insight into the new features available in  Java 5, Java 6, Java 7 and Java 8. Java Interview Guide: 200+ Interview Questions and Answers certification also facilitates the learners to familiarize the basics of Functional Programming including the Lambda Expressions and Streams.  The interested Java programmers who are planning to appear for interviews can opt for the course.

Java for Absolute Beginners course, developed by Nick H, an Autodidact and Android Enthusiast, is an online short course on Java for absolute beginners to learn computer programming. The curriculum will give insights into the fundamentals of Java. The programme will cover the topics related to Java programming with needed depth and the instruction will be in lucid and placid English so that the learners will be able to take the course at their own pace.

Offered by Udemy, Java for Absolute Beginners online course is a basic level course that could be pursued by anyone who has a passion for programming and basic computer literacy and the offering authority does not demand any kind of previous experience in computer programming or coding to be eligible to opt for the course. The programme consists of videos explaining the fundamental concepts of Java programming in easy-to-catch fashion and coding exercises with solutions.

Java for Absolute Beginners certification also provides the participants with practical knowledge through ample coding exercises. The programme will render the learners a 30-Day Money-Back Guarantee and lifetime and unlimited access to the learning material with a one-time fee. 

Java Programs for Interviews online course is a one-stop shop for practising Java programs and preparing for interviews. Whether you are a fresher or an expert, or if you are applying for job roles such as developer or tester, you will be asked to write the logic or explanation for several java programmes during the interview. This course will boost your confidence, allowing you to succeed in interviews.

Java Programs for Interviews online certification is developed by Arun Motoori - Software Testing Engineer, Youtuber, Content Creator & Corporate Instructor and offered by Eduonix, an online learning platform delivering training and development courses and career counselling through its courses. The participants enrolling in the Java Programs for Interviews online training are advised to have prior knowledge of Core Java as it will help them in understanding the explanations of the programs with any problems. The course also provides more than 26 hours of prerecorded video content covering the explanations and logic behind more than 150 java programming languages.

Java Programming for Complete Beginners online course is a comprehensive and detailed course on java programming from scratch. The course aims to teach the basics of java programming with 250 steps even if the candidates are complete beginners in programming. Java Programming for Complete Beginners online certification is developed by In28minutes - an online learning solution and is made available through Eduonix, a skill development, and the training firm established to provide best-in-class teaching materials, teaching, and learning, and best learning practices.

Java Programming for Complete Beginners certification course provides 26 hours of in-depth video lessons in the form of 296 separate lectures covering all the fundamentals of the Java programming language, from basic to advanced and complex topics like loops, data types, conditional statements, concurrency, and much more. The course also teaches the best practices used by professional java programmers to solve problems that arise during programming. To take advantage of the course's content and pedagogy, interested candidates must enroll in the course by purchasing a lifetime subscription.

In the Selenium with Java Training Course, the learners will be introduced to the concepts of Selenium WebDriver API using Java and to the automation of web-based applications. The curriculum will explore the difference between the process of  Manual Testing and Automation Testing, selenium tool, the configuration of Selenium IDE & Dev.Scripts, TestNG Framework, and many more along with the hands-on sessions to provide them with practical knowledge. 

Administered by Mindmajix Technologies, Selenium with Java Training online course will facilitate the students to acquire industry-relevant skills through the practical projects of Testing an Orange HRMS Site with Selenium Tool, Testing an Acttime Application with Selenium Tool, Testing travel and hospitality sites, and Testing an ERP Sales - Sales order tracking & Goods shipment. The course renders the students a solid foundation of Child Windows and IFrames, the difference between HashMap and HashTable, invoking Browser, Techniques of Ajax calls automation, and the like. 

The candidates who are in the plan of joining the Selenium with Java Training certification are recommended to have the fundamental understanding of any programming or scripting language to fully benefit from the programme. The learners can dive deep into the JENKINS, Automation Life Cycle, java scripts in web driver, and whatnot. 

Java Spring Tutorial Masterclass - Learn Spring Framework 5 certification course is created by Tim Buchalka - Java Python Android and C# Expert Developer, Tim Buchalka's Learn Programming Academy and Goran Lochert - Software Engineer & Unity Certified Expert Programmer which is offered by Udemy for students who wish to improve their understanding of the Java Spring framework and boost their resume to attract and land better jobs to grow in their professional careers

Java Spring Tutorial Masterclass - Learn Spring Framework 5 online classes contains 45 hours of HD video lectures, 7 articles, and 2 downloadable resource that teach about using Spring Boot to create Spring-based applications and how it simplifies the entire process of developing and launching Spring applications, as well as doing all sorts of the configuration automatically. Java Spring Tutorial Masterclass - Learn Spring Framework 5 online course also covers Spring MVC, Maven, Gradle, Java, and Java EE systems.

Java 9 New Features In Simple Way: JShell, JPMS, and More Course are meant to introduce the students to Java 9 and the new features of Java 9  in great detail. By enrolling in this online programme, the learners will be able to build a thorough understanding of various aspects related to Java 9 such as Private Methods in Interfaces,  Resources Enhancements, Diamond Operator Enhancements, SafeVarargs Annotation Enhancements, Factory Methods for Creating unmodifiable Collections and the like.Java 9 New Features In Simple Way: JShell, JPMS, and More Online Course will take on the Jave 9 by bringing frequent comparison with the features of Java 7 and Java 8 to provide the students with a solid picture. 

Java 9 New Features In Simple Way: JShell, JPMS, and More Certification, offered by Udemy, recommends that students who want to join the online programme have an understanding of Java to get the full advantage of the course. The fee prescribed by Udemy for the course is Rs 1,280 and the students can join the program by paying it. 

Complete Core Java In Simple Way Course is an exclusive Java training course that will equip the learners to build a solid understanding of a whole range of concepts related to Java. The curriculum created by DURGASOFT NAGOOR BABU, a trainer at DURGASOFT will walk the students through numerous aspects of Java including language fundamentals, operators, flow control, history of Java, features of Java, Java Naming Conventions and many more. The prospective students with the plan of opting for the  Complete Core Java In Simple Way Online Course are required to have a fundamental understanding of Computers.

Provided by Udemy, Complete Core Java In Simple Way Certification will talk about Jdbc, Servlets, Hibernate, Arithmetic Operators, Type Casting,  JPA, Spring, Number Systems, and much more. The interested folk can join the programme by making the payment of the fee.

Pankaj Sir Academy - Certified Technical Architect established the Core Java From Scratch to Expert level certification course, which is available on Udemy, which was created to provide candidates with the finest theory and in-depth practical code writing. The Core Java From Scratch to Expert online course by Udemy is designed for individuals who wish to learn both fundamental and advanced functions and principles linked with core java to become professional java specialists from the ground up.

Core Java From Scratch to Expert level online classes seeks to provide an outstanding theory for a better understanding of courses that span over 37.5 hours and are accompanied by a free java eBook that serves as a reliable reference for theories. This course covers a wide range of java programming subjects, starting with the fundamentals of JDK and JRE and progressing to classes, objects, loops, variables, annotations, data types, and more. Applicants will have learned how to handle procedures such as java memory management, exception handling, inheritance, polymorphism, typecasting, cloning, and more at the end of this program.

Arun Motoori, a software testing blogger and trainer, established the Java Made Easy for Beginners, Testers, Selenium, and Appium online certification, which is delivered through Udemy and is intended for individuals who want to learn Java programming to start their automation journey. The Java Made Easy for Beginners, Testers, Selenium, and Appium online course focuses on teaching the functionalities of Java along with Selenium and Appium for automation testing.

Java Made Easy for Beginners, Testers, Selenium and Appium online classes ingles more than 77.5 hours of extensive video lectures and 5 articles which cover a range of topics related to java which include JDBC, OOPs concepts, generics, comment, variable, classes, flow control, data types, operators, literals, objects, arrays, methods, string class, buffer class, wrapper class, packages, constructors, keywords, modifiers, collection framework and more. Applicants will receive a certificate for completing this course, which will validate their knowledge and learning in automation testing using Java, Selenium, and Appium.

Durgasoft Nagoor Babu - Trainer at Durgasoft Solutions created the Complete Core Java In Simple Way Part - 2 certification course, which is available on Udemy and is aimed at learners who want to improve their knowledge of core java concepts such as language fundamentals, operators, flow control, oops concepts, and more. The Complete Core Java In A Simple Way Part 2 online course focuses on offering a thorough understanding of sophisticated technologies such as JSP, JDBC, Servlets, JPA, Spring, and Hibernate.

Complete Core Java In Simple Way Part - 2 online classes by Udemy employs 50 hours of extensive video lectures to teach both theoretical and practical understanding of concepts such as networking, multithreading, arrays, remote method invocation, and collection framework, garbage collections, generics, JVM architecture, and more. Learners will be able to work on a variety of projects using the Java programming language by the end of this course.

Object-oriented programming (OOP) is a software framework that organizes software development around objects, instead of just operations and concepts. An object is an information field with its own set of properties and behaviour. Learn Object Oriented Programming (OOPs) Concepts In Java online certification is designed by Durgasoft Nagoor Babu - Certified Trainer at Durgasoft and is delivered by Udemy.

Learn Object Oriented Programming (OOPs) Concepts In Java online course provide 43 hours of detailed video-based lessons which begin the introduction to the difference between structures and unstructured programming languages. Learn Object Oriented Programming (OOPs) Concepts In Java online classes are divided into 180 comprehensive lectures which cover a range of topics about oops concepts in Java which include flow control, keywords, operators, instance context, relationships, association, inheritance, polymorphism, object creation, object cloning, constructor and a lot more.

Java Native Interface (JNI) is a programming interface for developing Java native procedures and integrating the Java virtual machine into native applications. The primary purpose is to ensure native method libraries are binary compatible throughout all Java virtual machine architectures on a system. The Java Native Interface (JNI) in-depth certification course is prepared by Meisam Bahadori, a professional engineer and educator, and is presented by Udemy.

Java Native Interface (JNI) in-depth online course is for software engineers and java programmers who want to learn how to develop java code using native methods and how to bundle that code with a C++ library that implements those native methods. Java Native Interface (JNI) in-depth online classes include more than 38.5 hours of prerecorded lessons, 45 downloaded materials, and 13 articles that cover the principles of both C++ and Java programming as well as the features of NetBeans IDE and Eclipse IDE.

Meisam Bahadori - Professional Engineer & Instructor created the Java for Scientific Computing online certification, which is offered by Udemy and is aimed at learners who wish to study java programming and become certified java programmers. The goal of the Java for Scientific Computing online classes by Udemy is to offer students a thorough understanding of basic scientific computing principles like finding roots, optimization, and solving differential equations.

Java for Scientific Computing online course incorporates 59 hours of video lectures, as well as 95 downloadable materials, articles, and associated slides that have been carefully designed and arranged. Learners will learn about expression evaluation, operator overloading, particle swarm optimization, numerical integration, differential equations, symbolic function, constructor visualization, root finding, and other topics in scientific computing through this training program.

It is an inversion of the control container and application framework for the Java platform. All Java programs can take advantage of the framework's fundamental features, and it has special enhancements for creating web applications on top of the Java EE platform. The framework's popularity in the Java community stems from its role as an extension of the enterprise Java Beans model, despite the fact that it does not mandate a particular programming model. It's free to use and modify the Spring Framework. The inversion of the control container is at the heart of the Spring Framework because it offers a standardized approach to configuring and managing Java objects through reflection. The Java Spring Tutorial: Learn Java's Popular Web Framework certification is made available by Udemy to candidates who aspire to learn the Java web framework, including how to code for the web.

The Java Spring Tutorial: Learn Java's Popular Web Framework online training includes 28  hours of video, four articles, 166 downloadable resources, and a digital certificate upon course completion.

The Java Spring Tutorial: Learn Java's Popular Web Framework online classes consisting of spring, bean configuration, auto wiring, annotation, SPEL, databases, web applications, web forms, AOP, spring security, apache tiles, logging, hibernate, web flow, JSON, AJAX, and spring mail.

Java was initially released by Sun Microsystems in 1995 as a programming language and computing platform. It started out as a simple platform, but it's grown to be the foundation on which many modern services and applications are built. Java remains integral to the development of cutting-edge, digital services and products with an eye toward the future. Even though the Java runtime and the application are increasingly combined in modern Java programs, there are still a number of programs and even some websites that cannot be used unless a desktop Java is installed. This website, Java.com, caters to users who may still need Java for desktop applications, especially those designed for Java 8. programmers and curious end-users alike. Spring Framework Master Class - Java Spring the Modern Way certification is made available by Udemy to candidates who aspire to master spring development in its entirety

Spring Framework Master Class - Java Spring the Modern Way online training includes 12.5 hours of video, 14 articles, one downloadable resource, and a digital certificate upon course completion.

Spring Framework Master Class - Java Spring the Modern Way online classes consist of spring framework, Github, java spring framework, auto wiring in-depth, JUnit Project, tools, unit testing, spring boot, spring AOP, web application, and interacting with databases.

It is an inversion of the control container and application framework for the Java platform. In addition to the core features, which can be used by any Java program, the framework also includes tools for creating web applications in the Java EE environment. This framework has become widely used in the Java community as an extension of the enterprise java beans (EJB) model, despite the fact that it does not mandate a particular programming model. There is no cost to use the spring framework. When using the spring framework, you can take advantage of its own aspect-oriented programming (AOP) framework, which helps to separate non-trivial concerns into separate modules. spring Framework for Beginners with Spring Boot certification is made available by Udemy to candidates who want to develop knowledge of the most in-demand business frameworks.

spring Framework for Beginners with Spring Boot online training includes 18 hours of video and a digital certificate upon course completion.

spring Framework for Beginners with Spring Boot online classes consist of core java, spring boot, spring core, spring MVC, spring ORM, spring data JPA, REST, AOP terms, and spring security.

Full stack development refers to the development of an entire application, including the front end and the back end. The front end consists of the user interface, while the back end is responsible for the application's business logic and workflows. HTML, CSS, and Javascript can build the website UI. The backend is written in languages such as Java and Python. Additionally, a quality web application requires scalability, event handling, and routing, which are typically handled by libraries and frameworks such as spring boot and Django. A full-stack developer can independently implement both front-end and back-end workflows, such as placing an order or updating a user's profile. Full Stack: Angular and Java Spring Boot E-Commerce Website certification is made available by Udemy to prospective applicants who have the goal of developing a full-stack online store using angular with spring boot for Java.

Full Stack: Angular and Java Spring Boot E-Commerce Website online training includes 25.5 hours of video, seven articles, 213 downloadable resources, and a digital certificate after the course is accomplished.

Full Stack: Angular and Java Spring Boot E-Commerce Website online classes consist of angular, development tools, typescript application, creating classes, inheritance, interface, bootstrap CSS, spring boot, angular project, template, Keyword, category, product master, Pagination, Shopping Cart, check out, log in, refactoring, security, and order history.

Reactive programming is a declarative programming paradigm in computer science that focuses on streams of data and the spread of change. This paradigm makes it simple to express both static and dynamic data streams, and to alert the execution model to the existence of an inferred dependency, allowing for the automatic propagation of changes to the data flow. The development of reactive programming languages makes use of a number of well-known techniques. the requirement for domain-specific languages to be specified. real-time processing, embedded systems, and detailed hardware specifications are all examples of constraints of this type. Alternatively, reactivity can be built into the specification of general-purpose languages. Reactive Programming with Spring Framework 5 certification is made available by Udemy to candidates who aspire to learn how to implement reactive programming using the spring framework.

Reactive Programming with Spring Framework 5 online training includes 12.5 hours of video, four articles, 16 downloadable resources, and a digital certificate upon course completion.

Reactive Programming with Spring Framework 5 online classes consisting of reactive programming, net flux reactive, spring web client, web flux, R2DBC,  functional endpoints, reactive streams, reactive mongo, reactive RabbitMQ, spring framework, functional programming, Java streams, and GitHub basics.