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 Presentation, Data Cleansing, Data Storytelling, Rmarkdown, Data Visualization, Data Ethics, Data Literacy, Ggplot2, Data Validation, Spreadsheet Software, Tableau Software, Analytical Skills, Data Visualization Software, Data-Driven Decision-Making, Dashboard, Data Analysis, Stakeholder Management, Data Integrity, Database Management, Case Studies
Beginner · Professional Certificate · 3 - 6 Months

American Psychological Association
Skills you'll gain: Histogram, Data Analysis, Exploratory Data Analysis, Graphing, Data Visualization Software, Data Literacy, Descriptive Statistics, Statistical Software, Statistics, Data Management, Research, Psychology
Beginner · Course · 1 - 3 Months

Skills you'll gain: Matplotlib, NumPy, Data Visualization, Data Manipulation, Linear Algebra, Seaborn, Natural Language Processing, Deep Learning, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Python Programming, Data Preprocessing, Data Science, Regression Analysis, Data Structures, Logistic Regression
Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Generative AI Agents, AI Workflows, AI Orchestration, Agentic systems, LLM Application, Tool Calling, OpenAI, Prompt Engineering, Application Development, Software Documentation, File Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: SQL, Database Design, Database Management, Data Analysis, Database Architecture and Administration, Data Cleansing, Data Transformation, Data Manipulation, Query Languages, Analytics, GitHub, Data Integration, AI Enablement, Git (Version Control System), Performance Tuning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Peripheral Devices, Virtualization, Computer Hardware, System Configuration, Virtualization and Virtual Machines, Operating System Administration, Computer Systems, Virtual Machines, Operating Systems, Hardware Troubleshooting, Linux, Software Installation, Technical Support, Mac OS, Computer Architecture, File Systems, Network Infrastructure, Data Storage, User Accounts, Disaster Recovery
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cybersecurity, Application Security, Information Systems Security, Software Installation, System Configuration, Data Management, Computer Hardware, Data Security, Hardware Architecture, Data Storage, Information Technology Operations, Microsoft Windows, Firewall, Disaster Recovery, Encryption, Role-Based Access Control (RBAC), Identity and Access Management
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Data Storage Technologies, Database Administration, Database Architecture and Administration, Data Management, Databases, Dataflow, Data Import/Export, Cloud API
Beginner · Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Exploratory Data Analysis, Model Evaluation, Predictive Modeling, Data Science, Analytical Skills, Data Analysis, Data Presentation, Data Collection, Data Storytelling, Data Cleansing, Statistical Analysis, Data Manipulation, Data Preprocessing, R Programming, Machine Learning, Natural Language Processing
Mixed · Course · 1 - 3 Months

Skills you'll gain: Star Schema, Snowflake Schema, Data Lakes, Data Governance, Data Warehousing, CI/CD, Database Design, Microsoft Azure, Power BI, Real Time Data, Data Pipelines, Microsoft Copilot, Data Management, Data Architecture, Extract, Transform, Load, Microsoft SQL Servers, Data Modeling, Transact-SQL, SQL, Cloud Infrastructure
Intermediate · Professional Certificate · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: AI Personalization, Nutrition and Diet, Nutritional Assessment, Personalized Service, Clinical Nutrition, Medical Nutrition Therapy, Nutrition Education, Data Ethics, Data Collection, Patient Education And Counseling, Data Analysis, Clinical Research, Health Technology, Consumer Behaviour, Continuous Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Entry, Data Integrity, Performance Metric, Business Intelligence, Performance Analysis, Standard Operating Procedure, Vendor Management, Performance Measurement, Supplier Performance Management, Data Validation, Data Maintenance, Performance Reporting, Verification And Validation, Data Capture, Data Management, Record Keeping, Procurement
Beginner · Course · 1 - 4 Weeks