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.

Skills you'll gain: Exploit development, Penetration Testing, Cyber Security Assessment, Cybersecurity, Ansible, Malware Protection, Incident Response, Cloud Deployment, Infrastructure as Code (IaC), Terraform, Cloud Computing, Virtualization, Virtual Machines, Amazon Web Services, Linux
Intermediate · Course · 1 - 4 Weeks

Icahn School of Medicine at Mount Sinai
Skills you'll gain: Bioinformatics, Interactive Data Visualization, Supervised Learning, Machine Learning, Big Data, Data Integration, Unsupervised Learning, Data Processing, Data Analysis, Metadata Management, Application Programming Interface (API), Restful API
Intermediate · Course · 3 - 6 Months

Northeastern University
Skills you'll gain: Software Quality Assurance, Test Automation, Usability Testing, Quality Assurance, Software Testing, Usability, Test Tools, Software Development Life Cycle, Selenium (Software), Acceptance Testing, Test Script Development, Back-End Web Development, API Testing, Test Case, User Experience Design, Human Computer Interaction, Functional Testing, Cloud Computing, Database Management Systems, Leadership
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Collaborative Software, Taking Meeting Minutes, Meeting Facilitation, Project Documentation, Productivity Software, Document Management, Team Oriented, Delegation Skills, Workflow Management, Accountability, Team Management, Decision Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Internet Of Things, Prototyping, PIC Microcontrollers, Embedded Systems, Information Technology Architecture, USB, Emerging Technologies, Program Development, Field-Programmable Gate Array (FPGA), System Configuration, Software Development, Power Electronics, Microarchitecture, Software Development Tools, Basic Electrical Systems, Electrical Wiring, Electrical Equipment, Electrical Power, Project Planning, Electric Power Systems
Mixed · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Artificial Intelligence and Machine Learning (AI/ML), Data Preprocessing, Business Intelligence, Data Quality, Business Process Automation, Data Analysis, Business Ethics, Business Analytics, Emerging Technologies, Artificial Neural Networks, Machine Learning, Deep Learning, Data Science, Python Programming, Predictive Modeling, Unsupervised Learning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Project Scoping, Scope Management, Resource Planning, Change Control, Requirements Management, Resource Allocation, Budget Management, Stakeholder Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Natural Language Processing, Text Mining, Google Cloud Platform, Cloud API, Network Analysis, Data Analysis, Analysis
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Sales Management, Sales Enablement, Team Motivation, Team Performance Management, Sales Strategy, Team Management, Leadership, Cross-Functional Collaboration, Digital Transformation, Sales Pipelines, Employee Coaching, Forecasting, Business Ethics, Corporate Sustainability, Business Process Automation
Beginner · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Algorithms, Pseudocode, Theoretical Computer Science, Mathematical Modeling, Computational Thinking, Combinatorics, Applied Mathematics, Graph Theory, Mathematical Theory & Analysis, Data Structures, Operations Research, Design Strategies
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Natural Language Processing, Large Language Modeling, Transfer Learning, Generative Model Architectures
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Plotly, Matplotlib, Exploratory Data Analysis, Data Visualization, Interactive Data Visualization, Data Visualization Software, Statistical Visualization, Seaborn, Scatter Plots, Data Analysis, Box Plots, Descriptive Statistics, Jupyter, Data Science, Anomaly Detection, Python Programming, GitHub
Beginner · Course · 1 - 4 Weeks