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.

LearnQuest
Skills you'll gain: Data Warehousing, Data Architecture, Data Storage, Extract, Transform, Load, Database Architecture and Administration, Data Integration, Star Schema, Cloud Storage, Data Mart, Database Design, Snowflake Schema, Query Languages, Metadata Management
Beginner · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Data Storytelling, Data Presentation, Plot (Graphics), Data Visualization, Matplotlib, Interactive Data Visualization, Data Visualization Software, Seaborn, Data Analysis, Graphic and Visual Design, Python Programming, Jupyter, Pandas (Python Package), Data Manipulation, NumPy
Build toward a degree
Intermediate · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Data Governance, Extract, Transform, Load, Metadata Management, Role-Based Access Control (RBAC), Data Cleansing, Databricks, Data Management, Data Pipelines, Data Lakes, Amazon Web Services, Amazon Redshift, Data Security, Personally Identifiable Information, Data Warehousing, Data Quality, General Data Protection Regulation (GDPR), Data Integration, Data Validation, Fraud detection
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Microsoft Excel, Data Security
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Security, Cybersecurity, Data Ethics, Authentications, Data Encryption Standard, Computer Security Awareness Training, Cryptography, Cyber Security Policies, Information Assurance, Cyber Threat Intelligence, Authorization (Computing), Security Controls, Information Privacy, Encryption, Security Awareness, Human Factors (Security), Risk Analysis, Problem Solving, Communication
Build toward a degree
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Azure, Cloud Security, Data Security, Network Security, Cloud Applications, Authorization (Computing), Role-Based Access Control (RBAC), Application Security, Microsoft SQL Servers, Web Applications, Database Application, Cloud Development, Azure Active Directory, Firewall, Relational Databases, Cloud Management, Key Management, Threat Detection, Authentications, Encryption
Intermediate · Course · 1 - 3 Months

University of Glasgow
Skills you'll gain: Data Literacy, Business Transformation, Data-Driven Decision-Making, Strategic Leadership, Leadership, Leadership Development, Leadership and Management, Organizational Change, Big Data, Data Management, Analytical Skills, Decision Making, Agile Methodology
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Microsoft Azure, Big Data, Data Processing, Analytics, Data Pipelines, Databricks, Apache Spark, Business Intelligence, Data Analysis, Data Integration, Data Warehousing, Extract, Transform, Load, Real Time Data, Data Transformation, Scheduling, Data Storage
Intermediate · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Dashboard, Data Visualization, Data Modeling, Interactive Data Visualization, Report Writing, Data Visualization Software, Data Storytelling, Data Transformation, Data Manipulation, Data Cleansing, Data Sharing, Key Performance Indicators (KPIs), Relationship Building
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Statistical Modeling, Exploratory Data Analysis, R Programming, Predictive Modeling, Statistical Hypothesis Testing, Tidyverse (R Package), Data Analysis, Data Modeling, Regression Analysis, Data Science, Classification And Regression Tree (CART), Statistical Inference, Statistical Analysis, Rmarkdown, Data Preprocessing, Statistical Methods, Model Evaluation, Machine Learning
Mixed · Course · 1 - 3 Months

Skills you'll gain: Matplotlib, Data Visualization Software, Data Structures, Data Manipulation, Pandas (Python Package), NumPy, Exploratory Data Analysis, Python Programming, Data Preprocessing, Scripting, Scripting Languages
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Exploratory Data Analysis, Data Ethics, Feature Engineering, Predictive Modeling, AI Enablement, Responsible AI, Data Visualization, Data Science, Data Synthesis, Data Preprocessing, Data Analysis, Data Manipulation, Model Evaluation, Natural Language Processing
Intermediate · Course · 1 - 4 Weeks