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: SAS (Software), Dashboard, Business Analytics, Business Reporting, Interactive Data Visualization, Data Visualization Software, Data Analysis, Advanced Analytics, Key Performance Indicators (KPIs), Statistical Programming
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Unit Testing, JUnit, Test Case, Testability, Software Testing, Software Development, Software Engineering, Java Programming, Java
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Software Installation, Data Validation, Python Programming, Program Development, Computational Thinking, Development Environment, Data Processing, Computer Programming, System Configuration, Algorithms, Debugging
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: MITRE ATT&CK Framework, Network Security, Cybersecurity, Exploitation techniques, Python Programming, Data Access, Authorization (Computing), Authentications, Scripting, Remote Access Systems, User Accounts
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SAS (Software), Model Evaluation, Logistic Regression, Predictive Modeling, Classification And Regression Tree (CART), Big Data, Regression Analysis, Statistical Machine Learning, Feature Engineering, Statistical Analysis, Data Preprocessing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Plotly, Data Visualization, Datamaps, Data Visualization Software, Scatter Plots, Jupyter, Python Programming, Exploratory Data Analysis, Pandas (Python Package), Data Analysis, Medical Science and Research
Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Data Wrangling, Exploratory Data Analysis, Tidyverse (R Package), Data Manipulation, Data Transformation, Data Cleansing, R Programming, Data Preprocessing, Statistical Programming, Text Mining
Mixed · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, ChatGPT, Keras (Neural Network Library), Applied Machine Learning, Tensorflow, Data Preprocessing, Image Analysis, Machine Learning Methods, Data Import/Export, Machine Learning, Python Programming, Performance Tuning, Artificial Neural Networks
Intermediate · Guided Project · Less Than 2 Hours
Skills you'll gain: Django (Web Framework), Web Applications, Back-End Web Development, Expense Management, Application Development, Database Application, Data Visualization, Business Process Automation, Chart.js, Python Programming, Data Modeling, Data Security, GitHub, Javascript, Git (Version Control System)
Intermediate · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: Vibe coding, Microsoft Copilot, GitHub, Code Review, AI Personalization, Prompt Engineering, LLM Application, Integrated Development Environments, Computer Programming Tools, Application Development, Software Development, Web Development
Intermediate · Course · 1 - 3 Months

University of London
Skills you'll gain: Pandas (Python Package), NumPy, Probability & Statistics, Unsupervised Learning, Statistics, Data Analysis, Statistical Analysis, Jupyter, Data Manipulation, Machine Learning Algorithms, Descriptive Statistics, Matplotlib, Data Visualization Software, Python Programming, Machine Learning, Data Preprocessing
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Bedrock, Prompt Engineering, Responsible AI, Generative AI, Large Language Modeling, LLM Application, Embeddings, Model Deployment, Artificial Intelligence, Application Programming Interface (API)
Beginner · Course · 1 - 4 Weeks