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.

Skills you'll gain: Cryptography, Encryption, Cybersecurity, Brute-force attacks, Python Programming, Key Management, Applied Mathematics, Programming Principles, File I/O, Computational Logic, Algorithms, Debugging, Code Reusability, Scripting, Data Mapping, Software Testing, User Interface (UI), UI Components, Data Structures, Application Development
Beginner · Specialization · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: C and C++, C++ (Programming Language), Object Oriented Programming (OOP), Memory Management, C (Programming Language), Algorithms, File I/O, Graph Theory, Data Structures, Secure Coding, Scaled Agile Framework
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Back-End Web Development, Django (Web Framework), Data Migration, Full-Stack Web Development, Data Structures, Database Development, Database Management Systems, Dashboard Creation, Relational Databases, Transaction Processing
Intermediate · Guided Project · Less Than 2 Hours
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Functional Design, Programming Principles, Event-Driven Programming, Software Design Patterns, Data Structures, Simulations
Intermediate · Course · 1 - 3 Months

Skills you'll gain: jQuery, Code Reusability, Object Oriented Design, Data Structures, Javascript and jQuery, Programming Principles, Web Development Tools, Data Management, Microsoft Development Tools, Computational Logic
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), File I/O, Program Development, Software Development, Automation, Data Structures, Code Reusability, Maintainability, File Management, Python Programming, Scalability, Scripting Languages, Data Persistence, JSON
Mixed · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Database Design, Relational Databases, SQL, Database Management, Query Languages, Database Theory, Database Development, Data Management, Database Management Systems, Databases, Database Architecture and Administration, Database Systems, Data Integrity, Oracle Databases, Data Modeling, Data Access, Data Analysis, Data Manipulation, Data Structures, User Accounts
Intermediate · Specialization · 1 - 4 Weeks

Scrimba
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Javascript, Application Programming Interface (API), Code Reusability, Software Design Patterns, Data Management, Data Structures, Web Development, Computational Logic, Programming Principles, Data Import/Export, Software Development, Software Engineering, Performance Tuning
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Debugging, Program Development, Data Structures, Code Reusability, Python Programming, Scripting, Programming Principles, Computer Programming, Scripting Languages, Computational Logic
Beginner · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, File I/O, Programming Principles, Computer Programming, Code Reusability, Data Structures, Software Engineering, Program Development, Data Access, Data Persistence, Unit Testing, Debugging, OS Process Management, Performance Tuning
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Computer Architecture, Mainframe Computing, Mainframe Technologies, Microarchitecture, Systems Architecture, Hardware Architecture, Data Storage, Computer Science, Programming Principles, System Programming, Data Structures, Computational Logic, Computer Hardware, Program Development, Computer Programming, Memory Management
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: No-Code Development, User Experience Design, Application Design, User Interface (UI), User Centered Design, Web Applications, Data Management, Experience Design, UI/UX Research, Information Privacy, User Feedback, Functional Testing, Data Structures, Integration Testing, Root Cause Analysis
Intermediate · Course · 1 - 4 Weeks