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: Data Preprocessing, Data Wrangling, Data Processing, Data Integration
★ 4.8 (50) · Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, ChatGPT, Agentic systems, Agentic Workflows, Prompt Patterns, Generative AI Agents, AI Workflows, Generative AI, LLM Application, AI literacy, OpenAI, OpenAI API, Expense Management, Artificial Intelligence, AI Personalization, AI Enablement, Context Engineering, AI powered creativity, Large Language Modeling
★ 4.8 (10K) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Pharmaceuticals, Drug Development, Clinical Research, Clinical Trials, Statistical Analysis, Data Analysis, Statistical Methods, Health Policy, Data Science, Epidemiology, Data Integration, Healthcare Industry Knowledge, Data Quality
★ 4.8 (15) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Social Media Analytics, Data Visualization, Plot (Graphics), Statistical Visualization, Matplotlib, Marketing Analytics, Social Media Marketing, Python Programming, Social Media, Data Presentation, Data Analysis, Data Wrangling, Exploratory Data Analysis, Data Cleansing, Seaborn, Content Performance Analysis, Jupyter
★ 4 (41) · Intermediate · Guided Project · Less Than 2 Hours

Sage Publications
Skills you'll gain: Data Storytelling, Report Writing, Data Presentation, Business Reporting, Data Visualization, Technical Communication, Research Reports, Data Literacy, Business Writing, Storytelling, Communication, Writing, Target Audience
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Validation, Data Collection, Alteryx, Data Quality, Microsoft Excel, Data Integrity, Data Import/Export, Test Tools, Data Loss Prevention
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Authorization (Computing), Hardening, Data Storage, Data Security, Security Controls, Data Storage Technologies, Role-Based Access Control (RBAC), Identity and Access Management, Application Security, Information Assurance, Software Installation, Endpoint Security, Disaster Recovery, Information Systems Security, Data Management, Enterprise Security, System Configuration, Infrastructure Security, Computer Hardware
★ 4.7 (162) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Market Intelligence, Competitive Intelligence, Competitive Analysis, Market Research, Market Analysis, Market Data, Market Trend, Market Dynamics, Trend Analysis, Business Reporting, Research Reports, Report Writing, Data Collection, Product Strategy, Forecasting, Data Validation, Company, Product, and Service Knowledge, Time Series Analysis and Forecasting, Data Quality, Research Methodologies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft Project, Microsoft PowerPoint, Project Schedules, Microsoft Excel, Excel Macros, Microsoft Word, Presentations, Project Management Software, Animations, Project Controls, Excel Formulas, Project Performance, Resource Allocation, Oral Expression, Project Planning, Scheduling, Management Reporting, Spreadsheet Software, Microsoft Office, Technical Documentation
★ 4.7 (13) · Beginner · Specialization · 3 - 6 Months
University of Michigan
Skills you'll gain: Surveys, Survey Creation, Interviewing Skills, Data Collection, Sampling (Statistics), Research Methodologies, Research Design, Data Quality, Social Media Analytics
★ 4.6 (353) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Presentation, Interactive Data Visualization, Data Visualization, Data Quality, Business Analytics, Stakeholder Communications, Business Analysis, Advanced Analytics, Data Management, Feature Engineering, Analytics, Stakeholder Management, Predictive Analytics, Data Science, Problem Solving, Data Validation, Data Engineering, Business, Communication
Mixed · Course · 1 - 3 Months

Chegg Skills
Skills you'll gain: Prompt Engineering, Business Analytics, Analytics, Responsible AI, Decision Support Systems, Data Literacy, Business Intelligence, Data Storytelling, Data Ethics, Data Analysis, Data Visualization, Predictive Analytics, Decision Making, Business Reporting, Trend Analysis, Artificial Intelligence, Generative AI, Problem Solving, Statistical Analysis, Microsoft Excel
Beginner · Course · 1 - 3 Months