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.

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Payroll, Payroll Administration, Payroll Processing, Payroll Reporting, Payroll Tax, Tax Management, Labor Compliance, Data Entry, Compensation Management, Compensation and Benefits, Human Resources Information System (HRIS), Non-Profit Accounting, Payment Processing and Collection, Benefits Administration, Tax Compliance, Customer Service, Specialized Accounting, Reconciliation, Employee Engagement, Data Analysis
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Analytics, Integrated Development Environments
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Mapping, Middleware, Verification And Validation, Business Process Automation, Process Driven Development, Data Integration, File Transfer Protocol (FTP), Test Automation, Development Testing, Java, Data Validation, Integration Testing, System Configuration, Debugging, File Management
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Photo Editing, Color Matching, Color Theory, Image Quality, Editing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Application Deployment, Prometheus (Software), Cloud-Native Computing, Docker (Software), DevOps, Containerization, Role-Based Access Control (RBAC), YAML, System Monitoring, Grafana, Debugging, Command-Line Interface
Mixed · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Linear Algebra, Algebra, Applied Mathematics, General Mathematics
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Bioinformatics, Molecular Biology, Dimensionality Reduction, Unsupervised Learning, Applied Machine Learning, Data Analysis, Markov Model, Network Analysis, Biochemistry, Biotechnology, Life Sciences, Infectious Diseases, Statistical Analysis, Biology, Pharmacology, Algorithms, Machine Learning, Data Analysis Software, Data Mapping, Python Programming
Beginner · Specialization · 3 - 6 Months

AI Business School
Skills you'll gain: Prompt Engineering, AI Personalization, Generative AI, Responsible AI, Risk Management, HR Tech, ChatGPT, Generative AI Agents, Risk Analysis, Human Resources, Large Language Modeling, Applicant Tracking Systems, Human Resource Strategy, Productivity, Artificial Intelligence, LLM Application, Business Process Automation, Innovation, Business Analysis, Ideation
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Amazon Web Services, AWS Identity and Access Management (IAM), Identity and Access Management, Amazon Elastic Compute Cloud, Amazon CloudWatch, Amazon S3, Cloud Computing, AWS CloudFormation, Relational Databases, Public Cloud, Cloud Computing Architecture, Amazon DynamoDB, Application Deployment, Database Management Systems, Database Architecture and Administration, Virtual Local Area Network (VLAN), Network Security, Network Architecture, Cloud Infrastructure, Cloud Storage
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Feature Engineering, MLOps (Machine Learning Operations), Responsible AI, Prompt Engineering, Google Cloud Platform, Generative AI, Tensorflow, Dataflow, Keras (Neural Network Library), Data Quality, Exploratory Data Analysis, Machine Learning Methods, Machine Learning, Applied Machine Learning, Data Pipelines, Apache Airflow, Scikit Learn (Machine Learning Library), Data Cleansing, Real Time Data, Cloud Computing
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Cash Flows, Business Valuation, Financial Statement Analysis, Financial Analysis, Balance Sheet, Financial Modeling, Profit and Loss (P&L) Management, Business Metrics, Case Studies, Return On Investment, Financial Forecasting, Market Analysis, Market Dynamics
Mixed · Course · 1 - 4 Weeks

IESE Business School
Skills you'll gain: Human Resource Policies, Human Resources Management and Planning, Human Resource Strategy, People Management, Talent Management, Compensation Management, Compensation and Benefits, Recruitment, Employee Performance Management, Performance Appraisal, Leadership Development, Leadership, Persona (User Experience)
Mixed · Course · 1 - 3 Months