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: Plotly, Interactive Data Visualization, Plot (Graphics), Data Visualization Software, Ggplot2, Exploratory Data Analysis, Data Analysis, Python Programming, Data Science, Machine Learning
★ 4.7 (269) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: AWS SageMaker, AI Integrations, Amazon Web Services, AI Security, AI Enablement, DevOps, IT Automation, Devops Tools, AI Workflows, AWS CloudFormation, AI literacy, Vulnerability Scanning, Artificial Intelligence, Secure Coding, Generative AI Agents, Generative AI, Application Security, Responsible AI, Extract, Transform, Load, Building Codes
Intermediate · Course · 1 - 4 Weeks

Technics Publications
Skills you'll gain: Data Modeling, Database Design, Network Model, Data Architecture, Database Development, Data Strategy, Database Software, Database Theory, Databases, Database Application, Database Administration, Relational Databases, Database Systems, Database Management Systems, Data Governance, Database Architecture and Administration, Database Management, Business Analysis, Graph Theory, Business Analytics
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

Microsoft
Skills you'll gain: Star Schema, Data Analysis Expressions (DAX), Power BI, Data Modeling, Model Optimization, Performance Tuning, Business Intelligence, Data Analysis
★ 3.8 (14) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Model Evaluation, Statistical Modeling, Applied Machine Learning, Unsupervised Learning, Statistical Machine Learning, Data Science, Decision Tree Learning, Statistical Methods, Classification And Regression Tree (CART), Artificial Neural Networks, Statistical Analysis, Regression Analysis, Predictive Modeling, Machine Learning Methods, Classification Algorithms, Supervised Learning, R Programming, Statistical Inference, Machine Learning Algorithms, Dimensionality Reduction
★ 4.2 (23) · Intermediate · Specialization · 3 - 6 Months

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

University of Pennsylvania
Skills you'll gain: Probability, Probability & Statistics, Sampling (Statistics), Probability Distribution, Statistics, Data Science, Statistical Inference, Statistical Methods, Descriptive Statistics, Statistical Analysis, General Mathematics, Algebra
★ 4.5 (13) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Business Intelligence Software, Business Intelligence, Power BI, Financial Reporting, Business Reporting, Data Presentation, Data Visualization Software, Microsoft Excel, Interactive Data Visualization, Data Cleansing, Data Import/Export, Data Sharing, Data Validation
Intermediate · Course · 1 - 4 Weeks

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

Coursera
Skills you'll gain: Seaborn, Data Storytelling, Data Visualization, Data Presentation, Data Integration, A/B Testing, Data Import/Export, Statistical Hypothesis Testing, Text Mining, Data-Driven Decision-Making, Git (Version Control System), Matplotlib, Pandas (Python Package), Version Control, GitHub, Social Media Analytics, Statistical Analysis, Exploratory Data Analysis, Jupyter, NumPy
★ 4.3 (93) · Beginner · Specialization · 1 - 3 Months

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