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.

LearnQuest
Skills you'll gain: B2B Sales, Consultative Selling, Consultative Approaches, Sales Presentation, Stakeholder Engagement, Performance Metric, Stakeholder Management, Sales Presentations, Selling Techniques, Performance Measurement, Sales, Executive Presence, Sales Process, Sales Pipelines, Sales Strategy, Performance Analysis, Stakeholder Analysis, Negotiation, Presentations, Customer Engagement
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Network Security, Cloud Security, Cyber Attacks, Information Systems Security, Application Security, OSI Models, Cryptography, Data Security, Cryptographic Protocols, Encryption, Network Administration, Endpoint Security, General Networking, Malware Protection, Cloud Computing, Wireless Networks, Network Protocols, Public Key Infrastructure, Data Integrity
Intermediate · Course · 1 - 4 Weeks

Interplay Learning
Skills you'll gain: HVAC, Plumbing, Engineering, Scientific, and Technical Instruments, Thermal Management, Systems Of Measurement, Facility Repair And Maintenance, Maintenance, Repair, and Facility Services, Facility Management and Maintenance
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: OpenAI API, Image Analysis, Multimodal Prompts, Prompt Engineering, Generative AI, AI powered creativity, OpenAI, Image Quality, Computer Vision, Artificial Intelligence, AI literacy
★ 4.7 (24) · Intermediate · Course · 1 - 4 Weeks

University of Amsterdam
Skills you'll gain: Statistical Analysis, Research, Science and Research, Research Reports, Data Analysis, Research Design, Scientific Methods, Data Collection, Research Methodologies, Research and Design, Report Writing, Experimentation, Social Sciences
★ 4.4 (71) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Network Security, Endpoint Security, Hardening, Virtual Private Networks (VPN), Firewall, IT Security Architecture, Network Administration, Cloud Deployment, Cloud Security, Cybersecurity, Cyber Attacks, Infrastructure Security, Computer Security, Role-Based Access Control (RBAC), Cloud Computing, Authorization (Computing), Security Controls, Cryptographic Protocols, Identity and Access Management, Cloud Solutions
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Medication Therapy Management, Pharmacotherapy, Pharmacology, Medical Prescription, Patient Education And Counseling, Pharmaceuticals, Clinical Pharmacy, Patient Education and Support, Drug Development, Value-Based Care, Utilization Management, Health Policy, Clinical Research, Patient Safety, Research Design, Epidemiology
★ 4.4 (10) · Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: AI Security, AI Orchestration, MLOps (Machine Learning Operations), Model Deployment, Vulnerability Assessments, AI Workflows, Governance Risk Management and Compliance, Retrieval-Augmented Generation, Responsible AI, Compliance Auditing, LLM Application, Personally Identifiable Information, Regulatory Compliance, Regulatory Requirements, Application Deployment, Model Training, Cloud Deployment, Solution Architecture, Generative AI, Artificial Intelligence
★ 2.6 (11) · Intermediate · Specialization · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: GitHub, Authentications, Authorization (Computing), Role-Based Access Control (RBAC), Security Controls, Data Security, Identity and Access Management, Enterprise Application Management, Multi-Factor Authentication, Security Management, Security Engineering, Version Control, Systems Administration, Collaborative Software
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Copilot, Microsoft Outlook, Microsoft Teams, Microsoft Office, Email Automation, Microsoft 365, Collaborative Software, Proposal Writing, Productivity Software, Meeting Facilitation, Prompt Engineering, Proposal Development, Calendar Management, Business Writing, Setting Appointments, Workflow Management
★ 4.7 (38) · Beginner · Course · 1 - 3 Months

Skills you'll gain: MLOps (Machine Learning Operations), Model Evaluation, Regression Testing, Unit Testing, Test Case, System Testing, Test Automation, Software Testing, Integration Testing, Test Planning, Verification And Validation, Data Integrity, Continuous Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Human Machine Interfaces, Network Protocols, Communication Systems, System Configuration, Remote Access Systems, Automation, Web Servers, Scripting, System Monitoring, Systems Integration, Authorization (Computing), Algorithms, Data Structures
Advanced · Course · 3 - 6 Months