Algorithm design courses can help you learn sorting algorithms, graph theory, dynamic programming, and complexity analysis. You can build skills in problem-solving, optimizing code efficiency, and understanding data structures like trees and hash tables. Many courses introduce tools such as Python, Java, or C++, along with frameworks for implementing algorithms, that support tasks in artificial intelligence, data analysis, and software development.

Coursera
Skills you'll gain: Infographics, Content Creation, Graphic and Visual Design Software, Social Media, Graphic Design, Graphical Tools, Data Sharing, Content Marketing, User Accounts, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Construction, Hydraulics, Construction Engineering, Equipment Design, Maintenance, Repair, and Facility Services, Grading (Landscape), Civil Engineering, Construction Management, Safety Standards, Plant Operations and Management, Vibrations, Facility Repair And Maintenance, Production Process
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: File I/O, C++ (Programming Language), Object Oriented Design, Object Oriented Programming (OOP), Debugging, Data Structures, C (Programming Language), Development Environment, Software Design Patterns, Computational Thinking, Computer Programming, Programming Principles, Data Persistence, Algorithms, Maintainability, Simulations, Data Management, Prototyping
Intermediate · Specialization · 1 - 3 Months

Illinois Tech
Skills you'll gain: Video Game Development, Game Design, Art History, Music History, Animation and Game Design, Computer Graphics, Culture, Policy Analysis, Public Policies, Interactive Design, Cultural Diversity, Storytelling, Case Studies, Innovation
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Web Services, Restful API, Apache Maven, Spring Boot, Spring Framework, Gradle, Simple Object Access Protocol (SOAP), Java Platform Enterprise Edition (J2EE), Java, API Design, Application Frameworks, Secure Coding, Object-Relational Mapping, Data Persistence, JSON, Extensible Markup Language (XML)
Intermediate · Course · 3 - 6 Months

LearnQuest
Skills you'll gain: Blockchain, Cryptography, Network Security, Secure Coding, Distributed Denial-Of-Service (DDoS) Attacks, Encryption, Cybersecurity, Vulnerability Assessments, Transaction Processing
Advanced · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Microsoft Azure, Network Troubleshooting, Network Security, Network Architecture, Virtual Networking, Network Administration, Wide Area Networks, Hardening, Virtual Private Networks (VPN), Network Infrastructure, Network Routing, Network Monitoring, Private Cloud
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Product Lifecycle Management, Digital Transformation, Business Communication, Business Acumen, Customer Service, Cost Benefit Analysis, Product Management, Financial Acumen, Customer experience strategy (CX), Stakeholder Communications, New Product Development, Cross-Functional Collaboration, Communication, Business, Innovation, Strategic Decision-Making
Beginner · Course · 1 - 3 Months

Skills you'll gain: Construction Engineering, Structural Engineering, Construction, Civil Engineering, Engineering Practices, Structural Analysis, Engineering Design Process, Architecture and Construction, Engineering, Engineering Calculations, Maintenance, Repair, and Facility Services, Property Maintenance, Continuous Monitoring, Failure Analysis, Environmental Monitoring
Advanced · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: ABAP RESTful Programming Model (RAP), SAP S/4HANA, Restful API, Core Data (Software), Secure Coding, Security Controls, HTML and CSS, UI Components
Intermediate · Course · 1 - 4 Weeks

University of Alberta
Skills you'll gain: Conflict Management, Team Leadership, Organizational Leadership, Diversity and Inclusion, Workplace inclusivity, People Management, Rapport Building, Leadership, Occupational Safety And Health, Communication, Collaboration, Strategic Leadership, Stress Management, Empathy, Employee Engagement, Mental Health, Employee Coaching, Active Listening, Culture Transformation
Beginner · Course · 1 - 3 Months

The Open University
Skills you'll gain: Sustainable Business, Sustainable Development, Innovation, Environmental Social And Corporate Governance (ESG), Stakeholder Engagement, Business Continuity, Environmental Issue, Social Impact, Business Ethics, Business Architecture, Systems Thinking, Business Modeling, Complex Problem Solving
Intermediate · Course · 1 - 4 Weeks