HTML, CSS, and JavaScript courses can help you learn web page structure, styling, and interactivity, along with responsive design and accessibility practices. You can build skills in creating layouts, implementing animations, and optimizing user experiences across different devices. Many courses introduce tools like code editors, version control systems, and browser developer tools, that support testing and refining your projects. By mastering these skills and tools, you’ll be well-equipped to develop engaging websites and applications.

Duke University
Skills you'll gain: Matplotlib, Pandas (Python Package), NumPy, Data Visualization, Data Cleansing, Data Structures, Data Visualization Software, Predictive Analytics, Debugging, Object Oriented Programming (OOP), Data Manipulation, Regression Analysis, Python Programming, Data Science, Algorithms, Simulations, Data Preprocessing, Exploratory Data Analysis, Predictive Modeling, Data Analysis
Beginner · Specialization · 3 - 6 Months

Interactive Brokers
Skills you'll gain: Derivatives, Financial Trading, Financial Market, Risk Management, Market Analysis, Capital Markets, Portfolio Risk, Investments, Technical Analysis, Market Dynamics, Profit and Loss (P&L) Management
Intermediate · Course · 1 - 3 Months

Keller Williams
Skills you'll gain: Lead Generation, Real Estate, Real Estate Sales, Property and Real Estate, Customer Relationship Building, Database Management, Sales Process, Client Services, Sales Prospecting, Prioritization, Goal Setting, Market Data, Market Analysis, Calendar Management, Market Trend, Compensation Management
Beginner · Course · 1 - 3 Months

The University of Melbourne
Skills you'll gain: Mental Status Examination, Psychiatry, Medical History Documentation, Healthcare Ethics, Psychosocial Assessments, Mental and Behavioral Health, Patient Communication, Cultural Sensitivity, Patient Evaluation, Interpersonal Communications, Interviewing Skills, Rapport Building
Advanced · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, LangChain, JavaScript Frameworks, LLM Application, Node.JS, Prompt Engineering, AI Orchestration, Python Programming
Intermediate · Project · Less Than 2 Hours

Illinois Tech
Skills you'll gain: Capital Budgeting, Microsoft Excel, Dashboard, Financial Modeling, Business Intelligence, Data Visualization, Key Performance Indicators (KPIs), Productivity Software, Excel Formulas, Spreadsheet Software, Interactive Data Visualization, Data Analysis Expressions (DAX), Business Metrics, Financial Analysis, Data-Driven Decision-Making, Financial Forecasting, Google Sheets, Finance, Microsoft Office, Loans
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Lausanne
Skills you'll gain: Mergers & Acquisitions, Equities, Tax, Accounting, Accounts Receivable, Securities (Finance), Financial Market, Inventory Accounting, Asset Management, Financial Accounting, Depreciation, Corporate Finance, Profit and Loss (P&L) Management, Balance Sheet, Financial Statements, Financial Reporting, Revenue Recognition, Cash Flows
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Warehousing, Extract, Transform, Load, Star Schema, IBM DB2, Data Modeling, Snowflake Schema, PostgreSQL, Database Design, Data Architecture, Data Mart, Database Systems, Data Lakes, Data Validation, Data Integration, SQL, Data Cleansing, Query Languages, Data Quality
Intermediate · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Community Development, Ethical Standards And Conduct, Strategic Leadership, Complex Problem Solving, Adaptability, Systems Thinking, Leadership, Business Risk Management, Self-Awareness, Emotional Intelligence
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Identity and Access Management, Cloud Security, Google Cloud Platform, Security Controls, Cloud Computing, Virtual Networking, Firewall, Network Security, Data Access, Role-Based Access Control (RBAC), Authorization (Computing), Single Sign-On (SSO), Authentications, Public Cloud, Load Balancing
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Version Control, GitLab, Continuous Integration, Software Versioning, CI/CD, Git (Version Control System), Software Development Tools, Javascript
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Technical Consulting, System Implementation, Test Script Development, Test Planning, Case Studies, Technology Roadmaps, Project Implementation, Decision Making, System Testing, Peer Review, Stakeholder Management, Project Closure, System Monitoring, Application Deployment, System Configuration, Data Cleansing
Beginner · Course · 1 - 3 Months