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 San Diego
Skills you'll gain: Data Processing, Data Manipulation, Data Visualization, Web Scraping, Data Visualization Software, Pandas (Python Package), Data Analysis, Data Preprocessing, Data Cleansing, Matplotlib, Data Import/Export, NumPy, Jupyter, JSON, Python Programming
Intermediate · Course · 1 - 3 Months
CertNexus
Skills you'll gain: Extract, Transform, Load, Data Migration, Data Manipulation, Data Preprocessing, Data Cleansing, Data Transformation, Data Warehousing, Data Integration, Data Collection, Data Mining, SQL
Intermediate · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Data Storytelling, Statistical Process Controls, Data Presentation, Data Visualization Software, Data-Driven Decision-Making, Business Analytics, Tableau Software, Data Analysis, Minitab, Data Cleansing, Statistical Analysis, Data Quality, Process Analysis, Business Process, Key Performance Indicators (KPIs), Matlab
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Large Language Modeling, Generative AI, Generative Model Architectures, Hugging Face, Data Pipelines, PyTorch (Machine Learning Library), Natural Language Processing, Data Preprocessing, Artificial Intelligence, Recurrent Neural Networks (RNNs)
Intermediate · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Personally Identifiable Information, Cybersecurity, General Data Protection Regulation (GDPR), Information Privacy, Data Security, Data Loss Prevention, Incident Response, Data Governance, Law, Regulation, and Compliance, Data Management, Data Storage, Data Integrity, Data Ethics, Regulation and Legal Compliance
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Oil and Gas, Market Dynamics, Energy and Utilities, Transportation Operations, Operations, Production Process, Market Trend, Cost Estimation, Market Analysis, Natural Resource Management
Mixed · Course · 1 - 4 Weeks

Wesleyan University
Skills you'll gain: Data Storytelling, Exploratory Data Analysis, Data Analysis, Data Visualization, Analytical Skills, Report Writing, Data Science, Data Management, Big Data, Statistical Analysis, Real Time Data, Research, Research Design
Mixed · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Data Warehousing, Extract, Transform, Load, Business Intelligence, Data Mining, Big Data, Predictive Analytics, Data Modeling, MySQL, Business Analytics, Apache Hadoop, Data Integration, Star Schema, Unstructured Data, Database Design, SQL, Data Transformation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Visualization, Tableau Software, Dashboard, Data Storytelling, Data Analysis, Data Visualization Software, Trend Analysis, Data Cleansing, Data Preprocessing, R (Software), R Programming, Time Series Analysis and Forecasting, Spatial Analysis, Forecasting, Data Manipulation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Cleansing, Data Quality, Clinical Data Management, Health Informatics, Patient Safety, Data Transformation, Data Preprocessing, Data Validation, Exploratory Data Analysis, Data-Driven Decision-Making, Descriptive Statistics, Statistical Analysis, Text Mining, Data Visualization, Microsoft Excel, Anomaly Detection
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Team Management, Governance
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), R (Software), Statistical Inference, Probability Distribution, R Programming, Statistical Hypothesis Testing, Descriptive Statistics, Statistical Methods, Data Science, Statistics, Data Analysis, Statistical Analysis, Probability, Data Manipulation, Histogram
Build toward a degree
Beginner · Course · 1 - 3 Months