Data Structures and Algorithms courses can help you learn about arrays, linked lists, trees, and graph structures, along with sorting and searching algorithms. You can build skills in problem-solving, optimizing code efficiency, and analyzing algorithm complexity. Many courses introduce tools like Python, Java, or C++ for implementing these concepts, as well as platforms for coding challenges that reinforce your understanding through practical application.

Harvard Business Review
Skills you'll gain: Team Performance Management, Teamwork, Team Building, Team Management, Virtual Teams, Collaboration, Intercultural Competence, Team Leadership, Conflict Management, Cross-Functional Collaboration, Team Motivation, Productivity, Cultural Diversity, Cultural Sensitivity, Cultural Responsiveness, Meeting Facilitation, Drive Engagement, Safety Culture, Communication Strategies
Intermediate · Course · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: Design Elements And Principles, Graphic and Visual Design, Visual Design, Design, Media and Communications, Color Theory, Art History, Typography, Creativity, Psychology
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Secure Coding, Application Security, System Programming, C++ (Programming Language), C (Programming Language), Unix, Embedded Systems, Debugging, Unix Commands, Operating Systems, Data Security, Linux, Microsoft Windows
Mixed · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Data Manipulation, Data Preprocessing, Data Analysis, Python Programming
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: FinTech, Portfolio Management, Consumer Lending, Return On Investment, Lending and Underwriting, Financial Services, Risk Analysis, Investments, Fundraising and Crowdsourcing, Financial Market, Asset Management, Case Studies, Wealth Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Keras (Neural Network Library), Deep Learning, Convolutional Neural Networks, Image Analysis, Tensorflow, Computer Vision, Transfer Learning, Applied Machine Learning, Machine Learning, Data Preprocessing, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Lund University
Skills you'll gain: Climate Change Adaptation, Sustainable Development, Sustainable Design, Governance, Water Sustainability, Sustainable Technologies, Environment, Systems Thinking, Environmental Science, Climate Change Mitigation, Case Studies, Water Resources, Business Modeling, Stakeholder Engagement
Beginner · Course · 1 - 3 Months

Skills you'll gain: Active Listening, Empathy, Compassion, Diversity and Inclusion, Team Building, Emotional Intelligence, Leadership and Management, Leadership, Self-Awareness, Collaboration, Employee Engagement, Adaptability, Workforce Management
Mixed · Course · 3 - 6 Months

EDUCBA
Skills you'll gain: Web Content Accessibility Guidelines, Semantic Web, HTML and CSS, User Interface (UI), Usability, Web Design, Information Architecture
Mixed · Course · 1 - 4 Weeks

University of North Texas
Skills you'll gain: Research Design, Research, Research Methodologies, Surveys, Qualitative Research, Scientific Methods, Research Reports, Data Collection, Sample Size Determination, Analysis, Ethical Standards And Conduct, Decision Making
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Intercultural Competence, Teamwork, Diversity and Inclusion, Cultural Diversity, Cultural Sensitivity, Virtual Teams, Self-Awareness, Collaboration, Professional Development, Empathy, Adaptability, Conflict Management, Communication Strategies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Public Key Infrastructure, Cloud Security, Hardening, Security Engineering, Infrastructure Security, Application Security, Information Systems Security, Network Security, Cyber Security Assessment, System Configuration, Cryptography, Encryption, Mobile Security
Intermediate · Course · 1 - 4 Weeks