Programming languages courses can help you learn syntax, data structures, algorithms, and object-oriented programming. You can build skills in debugging, code optimization, and software development methodologies. Many courses introduce tools like Git for version control, integrated development environments (IDEs) such as Visual Studio Code, and frameworks like React or Django, that support creating robust applications and enhancing your coding efficiency.

EDUCBA
Skills you'll gain: Spring Boot, Application Development, Redis, Java, Hibernate (Java), Web Development, Database Development, Authentications, Application Security, Performance Tuning, Unit Testing, Command-Line Interface, Event Monitoring, Software Configuration Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Metasploit, Open Web Application Security Project (OWASP), Penetration Testing, Vulnerability Scanning, Exploitation techniques, Vulnerability Assessments, Brute-force attacks, Web Applications, Cybersecurity, Firewall, Network Security, Wireless Networks, Network Analysis, SQL
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Looker (Software), Pivot Tables And Charts, Dashboard, Data Modeling, Exploratory Data Analysis, Data Analysis, Query Languages
Beginner · Project · Less Than 2 Hours

American Council on Exercise
Skills you'll gain: Mental Health, Mindfulness, Nutrition and Diet, Mental Concentration, Community Health, Preventative Care, Health And Wellness Coaching, Health Education, Behavioral Health, Stress Management, Clinical Nutrition, Exercise Science, Respiration, Physiology
Intermediate · Course · 1 - 3 Months

Skills you'll gain: SAS (Software), Data Import/Export, Data Manipulation, Predictive Modeling, Statistical Analysis, SQL, Logistic Regression, Regression Analysis, R (Software), Data Analysis, Pandas (Python Package), Excel Macros, Statistical Hypothesis Testing, Software Installation, Data Cleansing, System Configuration
Beginner · Course · 3 - 6 Months

Skills you'll gain: Selenium (Software), Test Automation, Test Script Development, Software Testing, Javascript, Browser Compatibility, Scripting, Automation, Web Development Tools, Test Case, Cascading Style Sheets (CSS), Debugging, Mac OS
Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: SQL, Database Management, Relational Databases, Databases, Database Design, Data Visualization, Web Scraping, Interactive Data Visualization, Data Processing, Object Oriented Programming (OOP), Data Modeling, Geospatial Mapping, Python Programming, Web Development, Data Collection
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Visualization, Matplotlib, Plot (Graphics), Exploratory Data Analysis, Text Mining, Model Evaluation, Classification Algorithms, Applied Machine Learning, Data Cleansing, Scikit Learn (Machine Learning Library), Data Preprocessing, Natural Language Processing, Machine Learning, Unstructured Data, Data Analysis, Data Manipulation, Python Programming, Computer Science
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Unity Engine, Video Game Development, Game Design, C# (Programming Language), Animations, Performance Tuning, Frontend Performance, Computer Programming
Intermediate · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Prompt Engineering, ChatGPT, Microsoft Copilot, Email Automation, OpenAI, Deepseek, Education Software and Technology, Artificial Intelligence, Generative AI, AI Workflows, Excel Macros, Productivity, Excel Formulas
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: OpenAI API, LLM Application, Cost Benefit Analysis, Generative AI, AI Enablement, Application Programming Interface (API), Business Logic, Prompt Engineering, Scalability, Business Analysis, TypeScript, Node.JS, AI Security, System Design and Implementation, File I/O
Intermediate · Guided Project · Less Than 2 Hours

L&T EduTech
Skills you'll gain: Geospatial Information and Technology, Spatial Analysis, Geographic Information Systems, GIS Software, Database Management, ArcGIS, Global Positioning Systems, Decision Support Systems, Data Modeling, Open Source Technology, Web Applications, Mobile Development
Intermediate · Course · 1 - 3 Months