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: Teradata SQL, Exploratory Data Analysis, SQL, Data Modeling, Database Design, Database Administration, Database Systems, Database Architecture and Administration, Database Management, Database Management Systems, Data Store, JSON, Data Integration, Relational Databases, Data Architecture, Advanced Analytics, Analytics, Data Analysis, Business Intelligence, Data-Driven Decision-Making
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Database Design, Relational Databases, SQL, Database Development, Databases, R Programming, R (Software), Data Science, Query Languages, Data Access, Data Manipulation, Data Analysis
★ 4.4 (194) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Classification Algorithms, Applied Machine Learning, Machine Learning Methods, Dimensionality Reduction, Data Analysis, Supervised Learning, Anomaly Detection, Machine Learning, Machine Learning Algorithms, Unsupervised Learning, Data Mining, Predictive Modeling, Model Evaluation, Regression Analysis, Decision Tree Learning, Statistical Methods, Project Planning, Logistic Regression
★ 5 (7) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Matplotlib, Seaborn, Plot (Graphics), Pandas (Python Package), NumPy, Data Visualization Software, Code Reusability, Data Visualization, Statistical Visualization, Programming Principles, Computer Science, Computer Programming, Data Wrangling, Data Manipulation, Data Science, Package and Software Management, Python Programming, Exploratory Data Analysis, Computational Logic, Software Engineering
★ 4.7 (315) · Beginner · Specialization · 1 - 3 Months

STARWEAVER
Skills you'll gain: Data Storytelling, Active Listening, Business Writing, Data Visualization, Concision, Data Presentation, Non-Verbal Communication, Sales Strategy, Sales Presentations, Customer Relationship Management (CRM) Software, Writing, Persuasive Communication, Team Collaboration, Virtual Teams, HubSpot CRM, Storytelling, Communication, Verbal Communication Skills, Marketing Communications, Communication Strategies
★ 4.4 (43) · Intermediate · Specialization · 1 - 3 Months

Illinois Tech
Skills you'll gain: NoSQL, Big Data, Apache Hadoop, Apache Spark, Data Infrastructure, Real Time Data, Apache Kafka, Data Management, Apache Cassandra, Apache Hive, Data Lakes, Data Storage Technologies, MongoDB, Databases, Data Ethics, Data Architecture, Database Management Systems, Distributed Computing, Data Processing, Cloud Computing
Intermediate · Course · 1 - 3 Months

University of Huddersfield
Skills you'll gain: Linear Algebra, Graph Theory, Statistical Software, Computational Logic, Integral Calculus, Matplotlib, Data Visualization, Probability & Statistics, Statistical Programming, Plot (Graphics), Calculus, R Programming, Data Presentation, Differential Equations, Applied Mathematics, Theoretical Computer Science, Logical Reasoning, Mathematics and Mathematical Modeling, General Mathematics, Mathematical Modeling
Degree · 1 - 4 Years

Skills you'll gain: Data Visualization, Matplotlib, Plot (Graphics), Data Visualization Software, Data Structures, Data Manipulation, Pandas (Python Package), NumPy, Data Processing, Data Wrangling, Python Programming
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Marketing Analytics, Data-Driven Marketing, Probability & Statistics, Regression Analysis, Data-Driven Decision-Making, Data Ethics, Statistical Analysis, Statistical Hypothesis Testing, Customer Insights, Analytical Skills, Customer Analysis, Customer Retention, Correlation Analysis, Descriptive Statistics, Data Analysis, Analytics, Statistical Visualization, Statistical Modeling, Predictive Analytics, Descriptive Analytics
★ 4.8 (13) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Analytics, Data-Driven Marketing, A/B Testing, Customer Analysis, Anomaly Detection, Dashboard, Dashboard Creation, Time Series Analysis and Forecasting, Regression Analysis, Customer Insights, Extract, Transform, Load, Descriptive Analytics, Data Presentation, Statistical Methods, Marketing Effectiveness, Marketing Strategies, Forecasting, Statistical Modeling, Statistical Analysis, Data Analysis
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Machine Learning Methods, Healthcare Ethics, Health Informatics, Machine Learning, Deep Learning, Statistical Machine Learning, Convolutional Neural Networks, Data Preprocessing, Predictive Modeling, Electronic Medical Record System, AI Personalization, Machine Learning Algorithms, Recurrent Neural Networks (RNNs), Model Evaluation, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Pipelines, Apache Hadoop, Extract, Transform, Load, Dataflow, Data Transformation, Apache Hive, Data Strategy, Data-Driven Decision-Making, Big Data, Data Warehousing, Data Architecture, Apache Spark, Data Integration, Data Processing, Data Management, Data Analysis, Scalability
★ 4.7 (12) · Intermediate · Course · 1 - 4 Weeks