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.

Infosec
Skills you'll gain: MITRE ATT&CK Framework, Penetration Testing, Cyber Operations, Scripting, Cybersecurity, Vulnerability Assessments, Python Programming, Network Analysis, Automation
Mixed · Course · 1 - 4 Weeks

Fred Hutchinson Cancer Center
Skills you'll gain: Bioinformatics, Molecular Biology, Data Processing, Data Analysis, Data Literacy, Exploratory Data Analysis, Laboratory Research, Metadata Management, Science and Research, R Programming, Spatial Data Analysis, Scientific Methods, Data Collection, Data Quality, Research, Quantitative Research, Informatics, Biology, Laboratory Techniques, Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Debugging, Integrated Development Environments, Data Validation, Web Applications, Scripting, Development Environment, Object Oriented Programming (OOP), Django (Web Framework), Software Testing, Web Development, Customer Data Management, Data Structures, Program Development, Scripting Languages, Business Logic, Financial Data, User Interface (UI), Python Programming, Software Architecture, Command-Line Interface
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: SQL, PostgreSQL, Query Languages
Advanced · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Cloud API, JSON, Restful API, Application Programming Interface (API), Google Cloud Platform, Software Architecture, Authentications, Network Protocols
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Android Studio, Android Development, Android (Operating System), Mobile Development, Application Development, Mobile Development Tools, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, UI Components, Human Computer Interaction, Interaction Design, Usability, Development Environment, Development Testing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Excel Macros, Visual Basic (Programming Language), Microsoft Excel, Data Structures, Excel Formulas, Scripting, Programming Principles, Automation, Productivity Software, Scripting Languages, Computational Logic
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Generative AI Agents, Responsible AI, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Agentic systems, OpenAI, Automation, ChatGPT, LLM Application, Prompt Engineering Tools, LangChain, Data Ethics, Tool Calling, Generative AI, Business Process Automation, Large Language Modeling, Performance Testing, Innovation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data-Driven Decision-Making, Data Visualization, Business Analytics, Data Analysis, Data Cleansing, Statistical Analysis, Exploratory Data Analysis, Descriptive Statistics, Matplotlib, Data Manipulation, Customer Analysis, Analytical Skills, Trend Analysis, Pandas (Python Package), Python Programming, Jupyter
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Simulations, Visualization (Computer Graphics), Statistical Visualization, R (Software), R Programming, Statistical Modeling, Statistical Programming, Statistical Analysis, Process Analysis, Data Analysis, Test Case
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: MySQL Workbench, Data Validation, SQL, MySQL, Query Languages, Analytical Skills, Relational Databases, Scripting
Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Data Lakes, Data Governance, Data Architecture, Data Management, Cloud Storage, Database Management, Data Warehousing, Data Access, Metadata Management, NoSQL, Star Schema, Data Quality, Big Data, Query Languages, Data Integration, Application Programming Interface (API), Performance Tuning
Beginner · Course · 1 - 4 Weeks