Computer courses can help you learn programming languages like Python and Java, data structures, algorithms, and web development fundamentals. You can build skills in software design, debugging, and database management, along with understanding cybersecurity principles. Many courses introduce tools such as Git for version control, SQL for database queries, and frameworks like React for building user interfaces, demonstrating how these skills are applied in real-world projects.

Johns Hopkins University
Skills you'll gain: Tidyverse (R Package), Web Scraping, Data Manipulation, R Programming, Data Transformation, Data Cleansing, Big Data, Statistical Programming, Text Mining, Data Import/Export, Data Analysis, Data Structures, Performance Tuning, Application Programming Interface (API)
★ 4.3 (1.2K) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Human Computer Interaction, Embedded Systems, Prototyping, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Usability, HTML and CSS, Real-Time Operating Systems, Internet Of Things, jQuery, Mobile Development, Telecommunications, Cross Platform Development, Artificial Intelligence and Machine Learning (AI/ML)
★ 3.7 (7) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PyTorch (Machine Learning Library), Large Language Modeling, Embeddings, Generative AI, Natural Language Processing, Transfer Learning, Recurrent Neural Networks (RNNs), Data Ethics, Artificial Neural Networks, Classification Algorithms, Model Evaluation, Data Preprocessing, Feature Engineering
★ 4.4 (192) · Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Creative Design, Data Structures, Programming Principles, Software Visualization, Python Programming, Computer Programming, Predictive Modeling, Algorithms, Computational Thinking, Debugging
★ 3.8 (6) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: C++ (Programming Language), Data Structures, File I/O, Data Store, Data Cleansing, Data Mapping, Data Integrity
★ 4.6 (49) · Intermediate · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, User Interface (UI), HTML and CSS, Web Design, Figma (Design Software), Typography, Front-End Web Development, Web Design and Development, Maintainability, Mockups, Web Content Accessibility Guidelines, UI Components, Cascading Style Sheets (CSS), Layout Design, Web Development, Usability, Prototyping, Web Development Tools, Software Engineering
★ 4.5 (21) · Intermediate · Specialization · 3 - 6 Months

Illinois Tech
Skills you'll gain: Database Design, Relational Databases, Database Theory, Data Modeling, Unified Modeling Language, Database Management, Databases, Data Integrity, Diagram Design, Dependency Analysis, Conceptual Design, Requirements Analysis
★ 3.9 (15) · Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Data Mining, Big Data, Anomaly Detection, Text Mining, Unstructured Data, Exploratory Data Analysis, Spatial Analysis, Advanced Analytics, Image Analysis, Algorithms, Classification Algorithms, Information Privacy
★ 4.3 (326) · Mixed · Course · 1 - 3 Months

Skills you'll gain: C++ (Programming Language), Application Development, Computer Programming, Programming Principles, File I/O
★ 4.3 (14) · Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Semiconductors, Display Devices, Computer Displays, Systems Design, Electrical Engineering, Technical Design, Electronics, Electronics Engineering, Electronic Systems, Electronic Components, Materials science, Image Quality, Technology Solutions, Mathematical Modeling, Performance Testing, Physics, Emerging Technologies
★ 3.8 (116) · Advanced · Specialization · 3 - 6 Months

Simplilearn
Skills you'll gain: Prompt Engineering, Generative AI, Software Development Tools, ChatGPT, LLM Application, Software Development Life Cycle, Application Development, AI Workflows, Application Design, Software Development Methodologies, Code Review, Responsible AI
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Bioinformatics, Markov Model, Molecular Biology, Data Mapping, Machine Learning Methods, Computational Thinking, Algorithms, Data Structures, Computer Programming
★ 4.6 (61) · Intermediate · Course · 1 - 3 Months