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: Retrieval-Augmented Generation, LLM Application, Database Management Systems, Memory Management, Analysis
Intermediate · Course · 1 - 3 Months

International Institute of Information Technology, Hyderabad
Skills you'll gain: Microarchitecture, Computer Architecture, Hardware Architecture, Systems Architecture, Computer Systems, Computer Hardware, Performance Tuning, Memory Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Routing Protocols, TCP/IP, Network Switches, Network Routers, Virtual Local Area Network (VLAN), Network Protocols, Network Security, General Networking, Network Routing, Network Troubleshooting, Network Administration, Computer Networking, Open Shortest Path First (OSPF), Network Monitoring, Dynamic Host Configuration Protocol (DHCP), Local Area Networks, Network Planning And Design, Border Gateway Protocol, Network Performance Management, Proxy Servers
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Campaign Planning, Campaign Management, Advertising Campaigns, Communication Planning, Paid media, Promotions and Campaigns, Program Evaluation, Content Performance Analysis, Strategic Communication, Media Planning, Marketing Communications, Earned Media, Program Implementation, Marketing Effectiveness, Communication Strategies, Owned Media, Plan Execution, Marketing, Public Relations, Business Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), Pivot Tables And Charts, Data Manipulation, Time Series Analysis and Forecasting, Data Import/Export, Data Wrangling, Jupyter, Data Visualization, Microsoft Excel, Data Transformation, Plot (Graphics), Data Analysis, Data Cleansing, Data Preprocessing, Memory Management, Sampling (Statistics)
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Java Programming, Java, OS Process Management, Memory Management, Data Sharing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Linux, Ubuntu, Linux Administration, Linux Servers, General Networking, Memory Management, Linux Commands, OS Process Management, Firewall, File Systems, Bash (Scripting Language), Network Security, Command-Line Interface, File Management, Unix Shell, Operating Systems, Systems Administration, Virtualization, Virtual Environment, Virtualization and Virtual Machines
Beginner · Course · 1 - 3 Months
University of Colorado Boulder
Skills you'll gain: Microarchitecture, Hardware Design, Electronic Hardware, Electrical and Computer Engineering, Computer Architecture, Embedded Systems, Hardware Architecture, Electronic Systems, Electronics, Performance Tuning, Peripheral Devices, Memory Management, System Configuration, Value Engineering, Digital Design
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Spring Framework, Model View Controller, Java Platform Enterprise Edition (J2EE), Application Performance Management, Software Design Patterns, Java Programming, Java, Enterprise Architecture, Enterprise Application Management, Secure Coding, Software Design, System Monitoring, Security Controls, Software Architecture, Application Security, Application Frameworks, Web Applications, OS Process Management, Memory Management, Data Sharing
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Apache Maven, Java, Object Oriented Design, Build Tools, Memory Management, Hibernate (Java), Unit Testing, File I/O, Data Persistence, Docker (Software), Software Testing, Software Design Patterns, Integrated Development Environments, Object-Relational Mapping, Functional Design
Beginner · Specialization · 3 - 6 Months

Simplilearn
Skills you'll gain: LangChain, AI Workflows, LLM Application, Generative AI, Large Language Modeling, Hugging Face, Prompt Engineering, Embeddings, AI Security, AI Integrations, Model Deployment, Memory Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Integrations, Cloud Deployment, Application Deployment, Application Programming Interface (API), System Monitoring, Continuous Monitoring, Performance Tuning, Model Optimization, Memory Management
Intermediate · Course · 1 - 3 Months