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: Applicant Tracking Systems, Workforce Management, Talent Acquisition, Human Resources Software, Talent Management, Staff Management, Payroll, Talent Recruitment, Team Management, Data Entry, Scheduling
★ 4.6 (225) · Intermediate · Guided Project · Less Than 2 Hours
University of California, Irvine
Skills you'll gain: Grammar, English Language, Vocabulary, Language Learning
★ 4.3 (64) · Intermediate · Course · 1 - 3 Months

Northwestern University
Skills you'll gain: Robotics, Control Systems, Mechanics, Mechanical Engineering, Mathematical Modeling, Torque (Physics), Engineering Calculations, Applied Mathematics, Linear Algebra, Graphical Tools, Estimation
★ 4.7 (105) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Mechanics, Torque (Physics), Control Systems, Engineering Analysis, Differential Equations, Mathematical Modeling, Engineering, Applied Mathematics, Physics, Calculus
★ 4.8 (134) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Assembly Drawing, Finite Element Methods, Mechanical Design, 3D Modeling, Computer-Aided Design, Technical Design, 3D Assets, Design Software, Computer Graphic Techniques, Visualization (Computer Graphics), Simulations
★ 4.4 (46) · Intermediate · Course · 1 - 4 Weeks

Digital Marketing Institute
Skills you'll gain: Meta Ads Manager, Social Media Marketing, Social Media Management, Facebook, Instagram, Content Performance Analysis, Target Audience, Online Advertising, Advertising Campaigns, Social Media Campaigns, Social Media Strategy, Social Media Analytics, Digital Advertising, Brand Awareness, Target Market, Advertising, Performance Measurement, Performance Metric, Performance Analysis
★ 4.2 (88) · Beginner · Course · 1 - 4 Weeks

MathWorks
Skills you'll gain: Image Analysis, Matlab, Computer Vision, File I/O, Automation, Anomaly Detection, Engineering Practices, Data Preprocessing, Mathematical Software, Data Store
★ 4.7 (28) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: LinkedIn, Content Creation, Social Media Content, Driving engagement, Professional Networking, Digital Publishing, Social Media, Relationship Building, Branding, Web Presence, Social Media Strategy, Brand Awareness
★ 4.5 (385) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: C and C++, Object Oriented Programming (OOP), C++ (Programming Language), Data Validation, Data Integrity, Computer Programming, Computer Science
★ 4.8 (235) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Excel Macros, Forecasting, Microsoft Copilot, Dashboard Creation, Microsoft Excel, Predictive Modeling, Workflow Management, UI Components, Visual Basic (Programming Language), User Interface (UI), Automation, Debugging, Interactive Data Visualization, Scenario Testing, Programming Principles
★ 4.5 (71) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hive, Database Management, SQL, Database Management Systems, Big Data, Database Systems, Amazon Web Services, Databases, Data Management, Amazon S3, Apache Hadoop, Data Storage, Query Languages, Data Storage Technologies, Cloud Storage, Extract, Transform, Load, Data Import/Export, Performance Tuning, File Systems, File Management
★ 4.7 (299) · Beginner · Course · 1 - 3 Months

MathWorks
Skills you'll gain: Model Evaluation, Computer Vision, Model Deployment, Anomaly Detection, Convolutional Neural Networks, Image Analysis, Transfer Learning, Model Training, Fine-tuning, Deep Learning, Generative AI, Artificial Neural Networks, Applied Machine Learning, Data Preprocessing, Matlab, Software Visualization, Classification Algorithms, Model Optimization, Predictive Modeling, Performance Tuning
★ 4.9 (35) · Beginner · Specialization · 1 - 3 Months