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 Copenhagen
Skills you'll gain: Data Literacy, digital literacy, Data Ethics, Journalism, Artificial Intelligence, Data Sharing, Analytical Skills, AI literacy, Big Data, Information Privacy, Law, Regulation, and Compliance, Data Processing, Data Collection, Social Impact, Machine Learning, Algorithms
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Encryption, Android Development, Key Management, Exploit development, Android (Operating System), Secure Coding, Mobile Security, Data Security, Application Security, Data Loss Prevention, Network Security, Exploitation techniques, Memory Management, File Systems
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: JSON, Application Programming Interface (API), Application Development, Data Access, Restful API, Python Programming, Program Development, User Interface (UI)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Modeling, Power BI, Data Wrangling, Data Manipulation, Database Design, Data Transformation, Data Integration, Star Schema, Relational Databases, Data Cleansing, Business Reporting
Beginner · Course · 1 - 4 Weeks

Chegg Skills
Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, Prompt Patterns, Business Analytics, Analytics, Responsible AI, AI literacy, Decision Support Systems, Multimodal Prompts, Data Ethics, Data Literacy, Business Intelligence, ChatGPT, Data Analysis, Generative AI, Data-Driven Decision-Making, Data Visualization, Artificial Intelligence, Critical Thinking, Problem Solving
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Data Engineering, Data Manipulation, Data Store, Data Warehousing, SQL, Data Pipelines, Extract, Transform, Load, Application Development, Artificial Intelligence and Machine Learning (AI/ML), Role-Based Access Control (RBAC), Stored Procedure, Cloud Services, LLM Application, Application Frameworks, Generative AI, Large Language Modeling, Applied Machine Learning, Data Science, Machine Learning
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Data Lakes, Data Architecture, Interactive Data Visualization, Data Engineering, Data Infrastructure, Data Warehousing, Data Processing, Data Access, Query Languages, Data Management, Data Integration, Data Transformation, Data Governance, Data Cleansing, Data Import/Export, Data Storage, Data Sharing, Data Science, Machine Learning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Seaborn, Data Visualization, Dashboard Creation, Data Presentation, Matplotlib, Interactive Data Visualization, Dashboard, Statistical Visualization, Time Series Analysis and Forecasting, Microsoft Excel, Generative AI, Tableau Software, Data-Driven Decision-Making, Business Intelligence, Data Analysis, Business Analytics, Power BI, Google Sheets, Python Programming
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Data Manipulation, Data Transformation, Pivot Tables And Charts, Data Wrangling, Data Cleansing, Data Integration, Tidyverse (R Package), R Programming, Data Quality, R (Software), Data Processing, Data Preprocessing
Intermediate · Guided Project · Less Than 2 Hours

SkillsBooster Academy
Skills you'll gain: Business Analysis, Data Analysis, Presentations, Data Visualization, Microsoft PowerPoint, Data Presentation, Google Sheets, Anthropic Claude, Microsoft Excel, Business Research, Generative AI, Microsoft Copilot, Business Reporting, ChatGPT, Performance Reporting, Data Cleansing, Google Workspace, Stakeholder Communications, Financial Reporting, Visual Design
Beginner · Specialization · 3 - 6 Months

Rice University
Skills you'll gain: Human Musculoskeletal System, Anatomy, Endocrinology, Orthopedics, Kinesiology, Physiology, Neurology, Medical Terminology, Biochemistry, Cell Biology, Biology, Chemistry, Clinical Practices, Molecular, Cellular, and Microbiology, Lifelong Learning
Intermediate · Specialization · 3 - 6 Months
University of California, Irvine
Skills you'll gain: Verbal Communication Skills, Oral Expression, Presentations, Public Speaking, Discussion Facilitation, Active Listening, Lecturing, Non-Verbal Communication, Oral Comprehension, English Language, Peer Review, Communication, Social Skills, Communication Strategies, Concision, Learning Strategies, Constructive Feedback, Critical Thinking, Language Competency, Interpersonal Communications
Intermediate · Specialization · 3 - 6 Months