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.

LearnKartS
Skills you'll gain: Salesforce, Authentications, Salesforce Development, Data Access, Role-Based Access Control (RBAC), Security Controls, Data Security, Authorization (Computing), Event Monitoring, Application Security, Security Strategy, Data Sharing, Responsive Web Design, Compliance Reporting, User Accounts, Application Development, Mobile Development, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Dashboard, Issue Tracking, Data Visualization, Microsoft Excel, Project Management Software, Project Schedules, Key Performance Indicators (KPIs), Agile Project Management, Project Management, Workflow Management, Analysis, Data Management
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, Cryptography, System Configuration, Encryption, Mobile Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Patient Communication, Patient-centered Care, Interpersonal Communications, Patient Evaluation, Patient Advocacy, Health Assessment, Data Storytelling, Data Analysis Software, Communication, Data Analysis, Microsoft Excel, Continuous Quality Improvement (CQI), Quality Improvement
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Team Leadership, Motivational Skills, Collaboration, Productivity, Employee Engagement, Overcoming Obstacles
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Technical Communication, AI Enablement, Model Deployment, Generative AI Agents, Data Integration, AI Orchestration, Business Transformation, Cloud Deployment, Initiative and Leadership, Application Deployment, AI Product Strategy, Digital Transformation, Continuous Monitoring, Agentic systems, Compliance Management, Stakeholder Communications, Regulatory Compliance, Dashboard, CI/CD, Data Pipelines
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selling Techniques, Sales Strategy, Overcoming Objections, Closing (Sales), Sales Process, Customer Engagement, Sales Presentation, Solution Selling, Data-Driven Decision-Making, Customer Relationship Building, Value Propositions, Competitive Analysis, Price Negotiation, Rapport Building, Active Listening
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Security Information and Event Management (SIEM), Cloud Security, Cyber Security Policies, Microsoft Azure, Identity and Access Management, Cybersecurity, Cyber Threat Intelligence, Malware Protection, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Threat Management, Firewall, Endpoint Security, Threat Detection, Virtual Networking, Encryption, Event Management
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Emerging Technologies, Forecasting, Critical Thinking, Augmented and Virtual Reality (AR/VR), Strategic Thinking, Technology Strategies, Strategic Leadership, AI Enablement, Business Transformation, Data-Driven Decision-Making, Systems Thinking, Innovation, Storytelling, Thought Leadership, Scenario Testing, Decision Making, Artificial Intelligence, Virtual Reality, Probability & Statistics
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Positivity, Optimism, Empowerment, Growth Mindedness, Independent Thinking, Resilience, Self-Motivation, Personal Development, Self-Awareness, Professional Development, Mindfulness, Stress Management
Mixed · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Cryptography, Data Integrity, Encryption, Authentications, Information Assurance, Data Security, Public Key Cryptography Standards (PKCS)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Security, DevSecOps, Security Controls, Security Information and Event Management (SIEM), AWS Identity and Access Management (IAM), Infrastructure as Code (IaC), Cyber Security Assessment, Identity and Access Management, Cyber Security Policies, Cloud Computing, Vulnerability Management, Continuous Monitoring, Network Security, NIST 800-53, Authorization (Computing), Threat Detection, Auditing, Encryption
Intermediate · Course · 1 - 4 Weeks