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.

The Expert Academy
Skills you'll gain: Service Recovery, Account Management, Account Strategy, Customer experience strategy (CX), Customer experience improvement, Rapport Building, Journey Mapping, Sales Strategy, Loyalty Programs, Customer Relationship Building, Customer Insights, Customer Retention, Emotional Intelligence, Relationship Management, Customer Service, Customer Success Management, Communication Strategies, Stakeholder Management, Data Analysis, Strategic Planning
Intermediate · Course · 1 - 3 Months

National Taiwan University
Skills you'll gain: Civil Law, Court Systems, Legal Proceedings, Litigation and Civil Justice, Case Law, Law, Regulation, and Compliance, Governance, Social Justice, Social Sciences, Gerontology, Political Sciences, Regulation and Legal Compliance, Economic Development
★ 4.6 (32) · Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: English Language, Social Justice, Oral Expression, Oral Comprehension, Language Learning, Storytelling, Public History, Culture, Writing, Vocabulary, Grammar, Cultural Diversity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Web Content Accessibility Guidelines, Video Production, Educational Materials, Instructional Design, Disabilities, Web Content, Learning Strategies, Technical Documentation, Microsoft Office, Diversity Awareness, Law, Regulation, and Compliance
★ 4.4 (8) · Beginner · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Hugging Face, Model Deployment, Transfer Learning, Fine-tuning, Large Language Modeling, Image Analysis, Applied Machine Learning, Natural Language Processing, Data Processing, Model Evaluation
Intermediate · Course · 1 - 3 Months

Dartmouth College
Skills you'll gain: File I/O, Embedded Software, C and C++, C (Programming Language), Linux, Embedded Systems, System Programming, Build Tools, Linux Commands, Command-Line Interface, Operating Systems, Program Development, Computer Programming Tools, Code Reusability, Software Installation, Development Environment, Application Development, Make.com, Computer Programming
★ 4.7 (36) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Web Design, Canva (Software), Web Design and Development, Responsive Web Design, Web Content, Graphic and Visual Design Software, Web Presence, Social Media, Design Software, Graphic Design, User Accounts, Business
★ 4.5 (1.5K) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Excel Formulas, Spreadsheet Software, Microsoft Excel, Financial Modeling, Auditing, Procedure Development, Debugging, Project Documentation, Data Integrity, Data Security
Advanced · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Process Improvement, Data-Driven Decision-Making, Process Improvement and Optimization, Service Improvement, Performance Improvement, Service Design, Health Systems, Culture Transformation, Process Design, Business Process Improvement, Patient Flow, Process Management, Healthcare Industry Knowledge, Operations Management, Organizational Change, Organizational Development, Organizational Strategy, Health Care, Customer experience improvement, Innovation
Beginner · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Generative AI, Prompt Engineering Tools, Generative AI Agents, LLM Application, OpenAI, Claude Code, Anthropic Claude, Rust (Programming Language), Databricks, Embeddings, MLOps (Machine Learning Operations), Vector Databases, Data Architecture, DevOps, Python Programming, Software Architecture, Scala Programming, Governance
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Compliance Management, Regulatory Compliance, Compliance Training, Compliance Reporting, Interactive Learning, Labor Compliance, Regulatory Requirements, Business Ethics, Customer Communications Management, Law, Regulation, and Compliance, Workplace inclusivity, Banking Services, Risk Management Framework, Fraud detection, Regulation and Legal Compliance, Risk Management, Community Development, Diversity and Inclusion, Ethical Standards And Conduct, Verbal Communication Skills
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: English Language, Vocabulary, Language Competency, Oral Comprehension, Language Learning, Grammar
★ 5 (8) · Beginner · Course · 1 - 3 Months