Reactive programming courses can help you learn asynchronous data streams, event-driven architecture, and the principles of reactive systems. You can build skills in handling real-time data, managing state changes, and implementing backpressure strategies. Many courses introduce tools like RxJava, Reactor, and Akka, that support building responsive applications and integrating with APIs. By exploring these topics, you’ll gain practical experience in creating applications that efficiently respond to user interactions and system events.

Skills you'll gain: Data Cleansing, PySpark, Data Manipulation, Data Processing, Pandas (Python Package), Data Analysis, Applied Machine Learning, Predictive Modeling, Big Data, Machine Learning, Regression Analysis
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, Microsoft Copilot, Docker (Software), ChatGPT, Google Gemini, OpenAI, Development Environment, GitHub, Integrated Development Environments, Generative AI, Git (Version Control System), Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Computational Thinking, Pseudocode, Algorithms, Programming Principles, Computer Programming, Computer Programming Tools
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Mobile Development, Front-End Web Development, Hypertext Markup Language (HTML), Web Development, Application Deployment, User Interface (UI) Design, UI Components, Software Engineering
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Web Development, PHP (Scripting Language), Web Design and Development, Content Management, Web Applications, HTML and CSS, Software Engineering
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Open Shortest Path First (OSPF), Network Planning And Design, TCP/IP, Computer Networking, General Networking, Wireless Networks, Network Routing, Virtualization and Virtual Machines, Network Switches, Cloud Infrastructure, Local Area Networks, Puppet (Configuration Management Tool), Wide Area Networks, Virtual Machines, Chef (Configuration Management Tool), Real Time Data, Scripting, JSON, Automation, Application Programming Interface (API)
Intermediate · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Bootstrap (Front-End Framework), Responsive Web Design, HTML and CSS, Front-End Web Development, Cascading Style Sheets (CSS), Web Design, Web Development, Interactive Design, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, Programming Principles, Java, Data Structures, Program Development, Object Oriented Programming (OOP), Computer Programming, Debugging, Application Programming Interface (API), Database Application
Intermediate · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Computer Architecture, Hardware Architecture, Computer Systems, Hardware Design, System Programming, File Systems, Cloud Platforms
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Looker (Software), Data Access, Google Cloud Platform, Dashboard, Machine Learning, SQL, Applied Machine Learning, Data Import/Export, Big Data, Data Cleansing, Data Transformation, Data Presentation, Data Visualization Software, Database Management, Cloud Infrastructure, Exploratory Data Analysis, Predictive Modeling, Data Analysis, Data Architecture, Deep Learning
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Scalability, Serverless Computing, Google Cloud Platform, Systems Design, Distributed Computing, Cloud Development, Cloud Applications, Cloud Computing Architecture, Application Deployment, Middleware, Cloud Management, System Programming, Network Architecture
Intermediate · Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Data Analysis, Analytics, Statistical Analysis, Data Mining, Spreadsheet Software, Exploratory Data Analysis, Descriptive Analytics, Quantitative Research, Data Processing, Data Cleansing, Data Collection, Statistics, R (Software), Predictive Analytics, Query Languages, Data Visualization, Data Visualization Software, SQL
Beginner · Course · 1 - 3 Months