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.

Duke University
Skills you'll gain: LLM Application, Large Language Modeling, Application Programming Interface (API), Restful API, Natural Language Processing, JSON, Scripting, Command-Line Interface, Machine Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: PostgreSQL, Relational Databases, SQL, Database Management Systems, Node.JS, Database Management, Data Import/Export, Data Processing, Extract, Transform, Load
Intermediate · Course · 1 - 4 Weeks

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

Google Cloud
Skills you'll gain: Cloud API, API Gateway, Restful API, Cloud Applications, Application Deployment, API Design, Go (Programming Language), Google Cloud Platform, Personally Identifiable Information, Data Access, DevOps, Database Application, Data Management
Intermediate · Project · Less Than 2 Hours

Coursera
Skills you'll gain: Jupyter, Microsoft Excel, Spreadsheet Software, Project Schedules, Data Import/Export, Data Visualization Software, Python Programming, Email Automation, Data Literacy, Data Structures, Data Manipulation
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Apache Kafka, Apache Spark, Scala Programming, Real Time Data, Apache Hadoop, Apache Cassandra, Applied Machine Learning, Big Data, Data Processing, Application Deployment, Distributed Computing, Development Environment
Advanced · Course · 1 - 3 Months

Packt
Skills you'll gain: Command-Line Interface, Graphical Tools, File Management, Software Development Tools, System Configuration, Computer Programming Tools, Scripting, Development Environment, Configuration Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Pipelines, Microsoft SQL Servers, Microsoft Azure, Data Warehousing, Database Management Systems, SQL, Data Integration, Extract, Transform, Load
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, Secure Coding, PHP (Scripting Language), Web Applications, Data Management, Generative AI, Web Development, ChatGPT, Application Development, Application Security, Microsoft Visual Studio, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Debugging, SQL
Intermediate · Guided Project · Less Than 2 Hours

DeepLearning.AI
Skills you'll gain: Application Deployment, Performance Testing, Android Development, Image Analysis, PyTorch (Machine Learning Library), Embedded Software, Deep Learning, Tensorflow, Hardware Architecture, Artificial Neural Networks, Real Time Data, Artificial Intelligence
Beginner · Project · Less Than 2 Hours

Skills you'll gain: SAS (Software), Data Import/Export, Data Manipulation, Predictive Modeling, Statistical Analysis, SQL, Regression Analysis, R (Software), Data Analysis, Pandas (Python Package), Excel Macros, Statistical Hypothesis Testing, Software Installation, Data Cleansing, System Configuration
Beginner · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Node.JS, Full-Stack Web Development, User Interface (UI), Application Deployment, MongoDB, Angular, Back-End Web Development, Front-End Web Development, User Interface (UI) Design, Web Applications, JavaScript Frameworks, Restful API, Web Development, Secure Coding, Authentications, Authorization (Computing), Scalability
Intermediate · Course · 1 - 4 Weeks