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.

Northeastern University
Skills you'll gain: Cybersecurity, Cyber Attacks, Cryptography, Information Systems Security, Cyber Security Policies, Encryption, Data Security, Network Security, Security Controls, Network Protocols, Threat Modeling, Security Strategy, Personally Identifiable Information, Data Storage, Zero Trust Network Access, Governance Risk Management and Compliance
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Looker (Software), Customer Retention, Web Analytics, Customer Analysis, Customer Insights, Marketing Analytics, Trend Analysis, Data Analysis, Product Management, Performance Metric, Analysis, Time Series Analysis and Forecasting, Strategic Marketing, Marketing Channel, Forecasting
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Bayesian Statistics, Statistical Modeling, Bayesian Network, Statistical Methods, Statistical Analysis, Data Analysis, R Programming, Data-Driven Decision-Making, Statistical Inference, Markov Model, Simulations, Probability Distribution
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: MySQL Workbench, MySQL, Database Management Systems, Database Management, Data Manipulation, Data Management, SQL, Databases, Query Languages, Data Integration, Data Science
Beginner · Guided Project · Less Than 2 Hours

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Compensation and Benefits, Full Cycle Recruitment, Negotiation, Talent Recruitment, Interviewing Skills, Presentations, Constructive Feedback, Verbal Communication Skills, Professional Networking, Employee Onboarding, Relationship Building
Beginner · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Microbiology, Epidemiology, Public Health, Infectious Diseases, Investigation, Environment, Environmental Monitoring, Laboratory Testing, Anthropology, Diagnostic Tests, Qualitative Research, Data Collection
Mixed · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Product Promotion, Marketing Materials, Promotional Strategies, Product Knowledge, Design, Presentations, Dashboard, Graphic and Visual Design, Commercialization, Creative Design, Graphic Design, Sales
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Social Media Campaigns, Social Media Marketing, Social Media, Digital Media Strategy, Content Creation, Social Media Content, Search Engine Optimization, Social Media Strategy, Guest Relations, Hospitality, Web Analytics and SEO, Digital Marketing, Storytelling, Instagram, Key Performance Indicators (KPIs), Customer Engagement
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Rmarkdown, Web Scraping, Geospatial Information and Technology, Microsoft Azure, Cloud Storage, Geospatial Mapping, Interactive Data Visualization, R Programming, Data Collection, Data Manipulation, Data Science, Data Integration, Data Analysis, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Rmarkdown, Knitr, Exploratory Data Analysis, Dimensionality Reduction, Ggplot2, Plotly, Data Visualization, Data Visualization Software, Statistical Visualization, Data Storytelling, Statistical Analysis, Generative AI, R Programming, Correlation Analysis, Data Analysis, Tidyverse (R Package), Scatter Plots, Descriptive Statistics, Data Cleansing, Data Preprocessing
Beginner · Course · 1 - 3 Months

CertNexus
Skills you'll gain: Threat Modeling, Cybersecurity, Cyber Threat Intelligence, Threat Management, Information Systems Security, Threat Detection, Security Management, Cyber Risk, Cyber Security Assessment, Risk Analysis, Computer Security, Risk Mitigation, Risk Management, Network Security, Information Assurance, Risk Management Framework, Enterprise Risk Management (ERM), Risk Appetite, Trend Analysis, Technical Documentation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Eclipse (Software), Software Testing, UI Components, Integrated Development Environments, Web Applications, Java, Functional Testing
Beginner · Guided Project · Less Than 2 Hours