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.

Microsoft
Skills you'll gain: Power BI, Microsoft Excel, Data Analysis, Data Literacy, Data Visualization, Data Storage, Microsoft Power Platform, Data Collection, Data Quality, Business Analytics, Timelines, Advanced Analytics, Database Design, Statistical Reporting, Statistical Visualization, Business Intelligence, Data Integration, Data Storage Technologies, SQL, Data Manipulation
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Javascript, Responsive Web Design, Ajax, Front-End Web Development, Bootstrap (Front-End Framework), Web Design, Hypertext Markup Language (HTML), Browser Compatibility, Web Design and Development, Web Development, JSON, Web Applications, Scripting, Usability, Cross Platform Development, Object Oriented Programming (OOP), Event-Driven Programming, User Interface and User Experience (UI/UX) Design
Beginner · Specialization · 1 - 3 Months

University of California, Davis
Skills you'll gain: Data Governance, Presentations, SQL, Apache Spark, Distributed Computing, Descriptive Statistics, Data Lakes, Data Storytelling, Peer Review, Exploratory Data Analysis, Data Quality, Data Pipelines, Databricks, JSON, Statistical Analysis, Data Modeling, Database Design, Data Analysis, Complex Problem Solving, Data Visualization
Beginner · Specialization · 3 - 6 Months

Amazon Web Services
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon CloudWatch, Amazon Web Services, Serverless Computing, Amazon DynamoDB, Amazon Elastic Compute Cloud, Cloud Computing, Amazon S3, Scalability, Event-Driven Programming, Data Migration, Cloud Infrastructure, Cloud Security, Cloud Storage, Solution Architecture, Cloud Computing Architecture, API Gateway, Public Cloud, Infrastructure As A Service (IaaS), Software Architecture
Beginner · Specialization · 1 - 3 Months

University of Michigan
Skills you'll gain: JSON, Data Processing, Web Scraping, Restful API, Data Manipulation, Application Programming Interface (API), Python Programming, Data Transformation, Data Structures, Data Collection
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Encryption, Python Programming, Scripting, User Interface (UI), UI Components, Application Development
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: iOS Development, Apple iOS, Apple Xcode, User Interface (UI), Mobile Development, Swift Programming, Unit Testing, User Interface (UI) Design, UI Components, Mobile Development Tools, Objective-C (Programming Language), Application Development, Data Structures, Programming Principles, Test Case, Software Testing, Object Oriented Programming (OOP), Integrated Development Environments, Development Environment, Prototyping
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: MySQL, Database Management, Database Administration, Data Warehousing, Linux Commands, Data Integrity, Unit Testing, Algorithms, Software Versioning, Command-Line Interface, Software Visualization, Linux, Pseudocode, Query Languages, Collaborative Software, Django (Web Framework), Database Architecture and Administration, Computational Thinking, Test Driven Development (TDD), File Management
Beginner · Professional Certificate · 3 - 6 Months

Meta
Skills you'll gain: Data Storytelling, Business Metrics, Key Performance Indicators (KPIs), Data Management, Data Collection, Data Governance, Bayesian Statistics, Data Visualization, Descriptive Statistics, Statistical Hypothesis Testing, Information Privacy, Data Cleansing, Pandas (Python Package), Data Quality, Data Analysis, Data Visualization Software, Spreadsheet Software, Exploratory Data Analysis, SQL, Python Programming
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: C# (Programming Language), Object Oriented Programming (OOP), Version Control, GitHub, User Accounts, Role-Based Access Control (RBAC), Microsoft Visual Studio, Git (Version Control System), Debugging, .NET Framework, Microsoft SQL Servers, Object-Relational Mapping, Full-Stack Web Development, Identity and Access Management, Development Environment, Database Management, Database Development, Application Development, Authorization (Computing), Microsoft Windows
Intermediate · Specialization · 1 - 3 Months

Universidade de São Paulo
Skills you'll gain: Debugging, Computational Thinking, Programming Principles, Data Structures, Computer Programming, Program Development, Integrated Development Environments, Computer Science, Python Programming, Algorithms
Beginner · Course · 1 - 3 Months
Stanford University
Skills you'll gain: Cryptography, Data Encryption Standard, Encryption, Key Management, Advanced Encryption Standard (AES), Public Key Cryptography Standards (PKCS), Cybersecurity, Authentications, Data Integrity, Secure Coding, Algorithms
Mixed · Course · 1 - 3 Months