Free courses can help you learn coding languages like Python and JavaScript, data analysis techniques, and web development fundamentals. You can build skills in problem-solving, algorithm design, and creating interactive websites. Many courses introduce tools such as Git for version control, SQL for database management, and various frameworks that streamline web development, allowing you to apply your skills in practical projects.

Skills you'll gain: Graph Theory, Computational Thinking, Data Structures, Algorithms, Problem Solving, Programming Principles, Computer Programming, Theoretical Computer Science, Javascript, Solution Design, Performance Tuning, Memory Management
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: LangChain, Generative AI Agents, Agentic Workflows, LLM Application, Data Persistence, Agentic systems, Memory Management, Retrieval-Augmented Generation, AI Personalization, Data Storage, Context Management, Vector Databases
Intermediate · Course · 1 - 3 Months

Skills you'll gain: vSphere DRS & HA, Storage vMotion, Virtual Machines, VMware ESX Servers, vCenter Server Management, vCenter Server, Virtualization and Virtual Machines, Memory Management, Capacity Management, Patch Management, Configuration Management, System Monitoring
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Design, Computer Programming, Code Reusability, Memory Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Driving engagement, Social Media Strategy, Content Marketing, Social Media Marketing, Customer Engagement, Brand Marketing, Marketing Communications, Marketing Effectiveness, Social Media, Marketing Strategies, Cross-Channel Marketing, Shared Media, Marketing, Promotional Strategies, Digital Marketing, Strategic Communication, Earned Media, Digital Marketing Campaigns, Target Audience, Campaign Management
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Persistence, Virtual Networking, Proxy Servers, Network Monitoring, Key Management, Disaster Recovery
Advanced · Course · 3 - 6 Months

Skills you'll gain: Other Programming Languages, Memory Management
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Scalability, Load Balancing, Performance Tuning, Software Architecture, Microsoft Copilot, Query Languages, Systems Architecture, Application Performance Management, Database Development, Distributed Computing, Database Management, SQL, Process Optimization, Database Software, Memory Management, Database Systems, Technology Strategies
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Press Releases, Earned Media, Media Relations, Copywriting, Media and Communications, Public Relations, Media Strategy, Marketing and Public Relations, Promotional Strategies, Product Promotion, Brand Awareness, Case Studies, Professional Networking
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Brand Awareness, Social Media Marketing, Crisis Management, Social Media Analytics, Brand Marketing, Social Media, Branding, Brand Management, Marketing Effectiveness, Advertising Campaigns, Social Media Campaigns, Brand Strategy, Public Relations, Brand Loyalty, Earned Media, Customer Insights, Text Mining, Case Studies, Content Performance Analysis, Marketing Strategies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prometheus (Software), Kubernetes, Grafana, Scalability, Capacity Management, System Monitoring, Performance Tuning, Memory Management, Dashboard Creation, Query Languages, Distributed Computing, Continuous Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Nginx, Load Balancing, Performance Tuning, Scalability, Web Servers, Proxy Servers, Web Applications, Security Controls, Authentications, Back-End Web Development, Server Administration, Application Servers, Servers, Linux Administration, Software Installation
Beginner · Course · 1 - 4 Weeks