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.

Coursera
Skills you'll gain: Matplotlib, Seaborn, Exploratory Data Analysis, Data Visualization, Pandas (Python Package), Plot (Graphics), Statistical Visualization, Data Visualization Software, Scatter Plots, Data Analysis, Box Plots, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Cloudera
Skills you'll gain: Database Design, SQL, Apache Hive, Relational Databases, Databases, Database Management, Big Data, Database Systems, Amazon Web Services, MySQL, Data Management, Amazon S3, Apache Hadoop, Data Storage, NoSQL, Operational Databases, Data Warehousing, Cloud Storage, Performance Tuning, Data Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Manipulation, Web Scraping, R Programming, Data Analysis, Data Science, Data Structures, Data Import/Export, Exploratory Data Analysis, Programming Principles, Jupyter, Integrated Development Environments
Beginner · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Data Visualization, Data Literacy, Data Presentation, Data Storytelling, Data Analysis, Data Cleansing, Data Preprocessing, Technical Communication
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Ethics, Data Visualization Software, Interactive Data Visualization, Visualization (Computer Graphics), Data Security, Data Presentation, User Centered Design, User Experience Design, Technical Communication, Cybersecurity, Healthcare Ethics, Usability, Statistical Reporting, Human Centered Design, Authentications, Data Storytelling, Ethical Standards And Conduct, Information Privacy, Responsible AI, Analysis
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Trend Analysis, Financial Data, Market Trend, Data-Driven Decision-Making, Financial Analysis, Data Visualization, Technical Analysis, Financial Market, Matplotlib, Financial Modeling, Correlation Analysis, Pandas (Python Package), Python Programming, Data Manipulation, Jupyter, Data Structures, Data Import/Export
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Cloud Security, Data Security, Cloud Services, Cloud Storage, Personally Identifiable Information, General Data Protection Regulation (GDPR), Information Privacy, Data Governance, Data Integrity, Cloud Platforms, Security Controls, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Relational Databases, Encryption, SQL
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Data Pipelines, Agentic systems, Data Ethics, Responsible AI, Real Time Data, Model Deployment, Model Evaluation, Data Processing, Data Analysis, No-Code Development, AI Workflows, Artificial Intelligence, Data Collection, Machine Learning, Information Privacy
Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: NumPy, Data Transformation, Data Manipulation, Data Cleansing, Jupyter, Data Processing, Data Analysis, Data Science, Data Import/Export, Python Programming, Virtual Machines, Computer Programming, Computer Programming Tools, Software Development
Mixed · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Compliance Management, Compliance Training, Regulation and Legal Compliance, Legal Risk, Law, Regulation, and Compliance, Governance Risk Management and Compliance, Compliance Reporting, Regulatory Requirements, Compliance Auditing, Risk Management, Operational Risk, Governance, Risk Mitigation, Strategic Planning, Risk Analysis, Brand Management
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), Data Manipulation, Jupyter, NumPy, Regression Analysis
Beginner · Course · 1 - 3 Months
Skills you'll gain: Data Cleansing, Snowflake Schema, Data Quality, Data Transformation, Data Validation, Data Manipulation, Data Analysis, SQL, Big Data
Intermediate · Guided Project · Less Than 2 Hours