Confidence courses can help you learn public speaking techniques, assertiveness training, self-presentation skills, and strategies for overcoming imposter syndrome. You can build skills in effective body language, active listening, and managing anxiety in social situations. Many courses introduce tools like visualization exercises, feedback mechanisms, and journaling techniques that support personal growth and help you apply these skills in everyday interactions.

University of Colorado Boulder
Skills you'll gain: Probability, Statistical Inference, Estimation, Probability & Statistics, Probability Distribution, Statistical Methods, Statistics, Markov Model, Bayesian Statistics, Data Literacy, Statistical Analysis, Sampling (Statistics), Applied Mathematics, Artificial Intelligence, Generative AI, Data Analysis, Data Science, Theoretical Computer Science, Machine Learning Algorithms, Mathematical Theory & Analysis
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

MathWorks
Skills you'll gain: Data Storytelling, Model Evaluation, Feature Engineering, Supervised Learning, Dimensionality Reduction, Data Visualization, Data Integration, Data Preprocessing, Interactive Data Visualization, Exploratory Data Analysis, Data Import/Export, Classification Algorithms, Technical Communication, Data Analysis, Plot (Graphics), Applied Machine Learning, Data Visualization Software, Matlab, Regression Analysis, Data Science
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Operating Systems, Network Security, Hardware Troubleshooting, Desktop Support, Network Troubleshooting, Microsoft Windows, Computer Hardware, Command-Line Interface, Systems Administration, System Support, Unix, Mac OS, Unix Commands, Linux, System Configuration, Technical Support and Services, Operating System Administration, Network Infrastructure, Data Storage, Active Directory
Intermediate · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Project Schedules, Kanban Principles, Lean Methodologies, Requirements Management, Cost Estimation, Resource Management, Stakeholder Management, Project Management Office (PMO), Project Planning, Organizational Change, Organizational Structure, Governance, Scaled Agile Framework, Project Portfolio Management, Project Performance, Team Management, Management Reporting, Communication, Risk Management, Quality Management
Intermediate · Specialization · 1 - 3 Months

Snowflake
Skills you'll gain: Data Engineering, Data Pipelines, Database Management, Data Manipulation, Databases, Data Transformation, Extract, Transform, Load, Data Warehousing, Change Control, DevOps, Cloud Development, SQL, Data Integration, CI/CD, Application Development, Artificial Intelligence and Machine Learning (AI/ML), Role-Based Access Control (RBAC), Software Development Tools, Stored Procedure, Data Analysis
Beginner · Professional Certificate · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Statistical Hypothesis Testing, Biostatistics, Sampling (Statistics), Statistical Inference, Scientific Methods, Quantitative Research, Public Health
Beginner · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Interviewing Skills, Negotiation, Telephone Skills, Presentations, Marketing Planning, Oral Expression, Concision, Public Speaking, Professional Development, Applicant Tracking Systems, English Language, Verbal Communication Skills, Persuasive Communication, Strategic Marketing, Business Writing, Cultural Responsiveness, Recruitment, Adaptability, Communication, Writing
Intermediate · Specialization · 3 - 6 Months
Google Cloud
Skills you'll gain: Data Ethics, Google Cloud Platform, Applied Machine Learning, Image Analysis, Responsible AI, Machine Learning, Model Evaluation, Data Strategy, Data Governance, AI Enablement, Innovation, Feasibility Studies, Business Analysis, Model Deployment
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Time Management, Oral Comprehension, Active Listening, Language Competency, Public Speaking, Verbal Communication Skills, Learning Strategies, English Language, Vocabulary, Composure, Grammar, Detail Oriented, Adaptability
Beginner · Course · 1 - 4 Weeks

Georgia Institute of Technology
Skills you'll gain: Business Writing, Proposal Writing, Business Correspondence, Presentations, Report Writing, Writing, Microsoft PowerPoint, Business Communication, Grammar, Peer Review, Editing
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Constructive Feedback, Recognizing Others, Team Motivation, Tactfulness, Performance Review, Performance Management, Employee Performance Management, Staff Management, Emotional Intelligence, Coaching, Creativity, Communication
Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Responsive Web Design, Color Theory, Version Control, Typography, HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), GitHub, Git (Version Control System), Web Design, Web Design and Development, Web Development, Web Content Accessibility Guidelines, Front-End Web Development, Image Quality, Web Applications, Animations, Web Content, Mobile Development, User Interface (UI) Design
Beginner · Specialization · 3 - 6 Months