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.

University of California, Irvine
Skills you'll gain: English Language, Oral Comprehension, Language Competency
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Bash (Scripting Language), Scalability, Distributed Computing, Computer Systems, Big Data, Operating Systems, File Systems, Linux, Scripting, Command-Line Interface, Performance Tuning, Programming Principles
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Embedded Software, Performance Tuning, System Programming, Software Development Tools, Embedded Systems, Software Development, Hardware Architecture, Debugging, Application Security, Microarchitecture, Computer Architecture, C (Programming Language), Digital Signal Processing, System Configuration, Application Development, Security Engineering, C++ (Programming Language), System Requirements
Intermediate · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Contingency Planning, Disaster Recovery, Business Continuity Planning, Security Management, IT Management, System Monitoring, Cyber Security Policies, Enterprise Security, Compliance Auditing, Security Strategy, Systems Administration, Operating System Administration, Governance, Security Controls, Organizational Strategy, Patch Management, Continuous Monitoring, Unix, Procedure Development, Incident Response
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Psychiatry, Clinical Psychology, Mental and Behavioral Health Specialties, Mental Health Diseases and Disorders, Mental Health, Substance Abuse, Public Health, Psychology, Public Health and Disease Prevention, Health Policy, Psychiatric And Mental Health Nursing, Neurology, Pharmacotherapy, Medical Science and Research, Epidemiology, Research, Pharmacology, Personal Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Music, Empathy & Emotional Intelligence, Culture, Psychology, Neurology, Anatomy, Science and Research
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Closing (Sales), Negotiation, Strategic Partnership, Contract Negotiation, Brand Awareness, Brand Strategy, Proposal Development, Business Development, Branding, Business Relationship Management, Relationship Management, Research, Business Research
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Pain Management, Public Health, Health Policy, Substance Abuse, Research, Hospice, Epidemiology, Chronic Diseases, Oncology, Pharmacology, Mental Health, Nutrition and Diet
Beginner · Course · 1 - 4 Weeks

Eindhoven University of Technology
Skills you'll gain: Case Studies, Service Design, Transportation Operations, Feasibility Studies, Sustainable Systems, Sustainable Development, Data Collection, Customer Analysis, Surveys, Consumer Behaviour
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Grant Writing, Grant Applications, Proposal Writing, Clinical Research Ethics, Healthcare Ethics, Medical Science and Research, Planning, Research Design, Growth Mindedness, Science and Research, Budgeting, Resilience, Constructive Feedback, Mentorship, Goal Setting, Collaboration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: TypeScript, Scripting, Scripting Languages, Programming Principles
Intermediate · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Stored Procedure, PL/SQL, SQL, Database Management, Data Access, Databases, Database Systems, Java, Java Programming, JUnit
Beginner · Course · 1 - 4 Weeks