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.

University of Pennsylvania
Skills you'll gain: PyTorch (Machine Learning Library), Deep Learning, Data Processing, Artificial Neural Networks, Machine Learning Algorithms, Machine Learning, Artificial Intelligence, Network Architecture
Intermediate · Course · 1 - 4 Weeks

Akamai Technologies, Inc.
Skills you'll gain: HTML and CSS, Responsive Web Design, Hypertext Markup Language (HTML), Web Design and Development, Cascading Style Sheets (CSS), Web Development, Web Applications, Web Design, Front-End Web Development, Animations
Beginner · Course · 1 - 3 Months

Skills you'll gain: Network Engineering, Network Troubleshooting
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Secure Coding, Distributed Denial-Of-Service (DDoS) Attacks, Application Security, Security Testing, Authorization (Computing), Authentications, Data Validation, Encryption, Security Software, Data Security, Vulnerability Scanning, Security Controls, Role-Based Access Control (RBAC), Verification And Validation, Database Application, Security Awareness, Cybersecurity, User Accounts, Configuration Management, Web Development Tools
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Javascript, Web Design, Event-Driven Programming, Web Design and Development, Development Environment, Web Development, User Interface and User Experience (UI/UX) Design, Web Applications, Software Development Tools, Interactive Design, Animations, Typography, Color Theory, Web Analytics and SEO, Debugging, Data Validation
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Generative AI, Natural Language Processing, Large Language Modeling, OpenAI, LLM Application, Databases, Feature Engineering, Python Programming, Artificial Intelligence, Performance Tuning, Deep Learning
Intermediate · Course · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: MITRE ATT&CK Framework, Metasploit, Penetration Testing, Exploit development, Exploitation techniques, Threat Modeling, Cyber Threat Intelligence, Cyber Operations, Cyber Security Assessment, Cybersecurity, Operating Systems, Hardening, Malware Protection, Vulnerability Assessments, Security Controls, Authorization (Computing), Intrusion Detection and Prevention, System Programming, Authentications, Computer Architecture
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Event-Driven Programming, Cloud API, Cloud Services
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Django (Web Framework), GitHub, Version Control, Git (Version Control System), User Experience Design, Secure Coding, User Interface (UI), Web Development, Application Security, Application Frameworks, Development Environment, Authentications, Web Applications, User Accounts, Authorization (Computing)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Data Pipelines, Data Transformation, Data Analysis, Microsoft Azure, Analytics, Data Warehousing, Data Integration, Data Cleansing, Data Modeling, Dashboard, Data Governance, SQL
Beginner · Course · 1 - 3 Months

Pearson
Skills you'll gain: Database Design, Relational Databases, SQL, Database Management, Query Languages, Database Development, Database Systems, Data Management, Databases, Data Integrity, Oracle Databases, Data Modeling, Data Analysis, Data Manipulation, Data Structures, User Accounts
Intermediate · Specialization · 1 - 4 Weeks
Skills you'll gain: Responsible AI, Data Ethics, AI Personalization, Automation, Employee Onboarding, Human Resource Strategy, Human Resources, Generative AI Agents, User Feedback, Document Management, ChatGPT, Employee Engagement, Data Analysis
Intermediate · Course · 1 - 4 Weeks