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.

University of London
Skills you'll gain: Correlation Analysis, Predictive Modeling, Data Collection, Predictive Analytics, Regression Analysis, Data Science, Forecasting, Data Analysis, Statistical Modeling, Data Preprocessing
★ 4.5 (23) · Beginner · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Health Policy, Economics, Policy, and Social Studies, Epidemiology, Crisis Management, Environmental Monitoring, Policy Analysis, Research, and Development, Emergency Response, Data Literacy, Spatial Data Analysis, Infection Control, Socioeconomics, Geographic Information Systems, Geospatial Information and Technology, Public Health, Public Health and Disease Prevention, Infectious Diseases, Data Science, Financial Systems, Financial Modeling, Finance
★ 4.5 (6) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Quality, Responsible AI, Data Cleansing, Generative AI, Data Preprocessing, Data Validation, Automation, Tensorflow, OpenAI, Alteryx
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Hadoop, Apache Hive, Big Data, Database Design, Data Integration, Social Media Analytics, Extensible Markup Language (XML), Database Management, JSON, Data Processing, Distributed Computing, Data Analysis, Analytics, Scalability, Data Pipelines, Query Languages, Data Cleansing, Dataflow, People Analytics, Data Transformation
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Architecture, Cloud Computing Architecture, Cost Control, Cost Reduction, Expense Management, Cost Management, Data Storage, Cost Benefit Analysis, Data Manipulation, Descriptive Analytics, Data Analysis
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Databricks, Dashboard, Star Schema, Dashboard Creation, Snowflake Schema, Data Lakes, SQL, Interactive Data Visualization, Database Administration, Business Intelligence, Data Modeling, Data Architecture, Data Warehousing, Data Import/Export, Query Languages, Data Analysis, Data Governance, Data Access, Extract, Transform, Load, Data Security
Intermediate · Course · 1 - 3 Months

Illinois Institute of Technology
Skills you'll gain: Database Design, Database Systems, Statistical Analysis, Time Series Analysis and Forecasting, Relational Databases, Database Software, Databases, Database Application, Database Management, Database Theory, Data Analysis, NoSQL, Database Management Systems, Database Development, Machine Learning Algorithms, Recurrent Neural Networks (RNNs), Bayesian Statistics, Statistical Inference, Technical Communication, Model Evaluation
Degree · 1 - 4 Years

LearnQuest
Skills you'll gain: Core Data (Software), JSON, Apple iOS, iOS Development, Data Persistence, Data Store, Network Model, Database Application, Mobile Development, Application Programming Interface (API), Data Modeling, UI Components, Network Protocols, User Interface (UI)
★ 4.6 (137) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Apache Airflow, Data Warehousing, Data Flow Diagrams (DFDs), Data Lakes, Data Pipelines, Diagram Design, Data Integration, Performance Tuning, Data Governance, Cloud Deployment, Data Management, Data Modeling, Data Mapping, Extract, Transform, Load, Trend Analysis, Service Level Agreement, Systems Integration, SQL, Apache Kafka, Python Programming
Intermediate · Specialization · 3 - 6 Months

IESE Business School
Skills you'll gain: Financial Statements, Financial Statement Analysis, Income Statement, Accounting, Cash Flows, Balance Sheet, Accrual Accounting, Financial Accounting, Accruals, Financial Reporting, Microsoft Excel, Financial Analysis
★ 4.8 (3.4K) · Beginner · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Unsupervised Learning, Supervised Learning, Object Oriented Programming (OOP), PyTorch (Machine Learning Library), Object Oriented Design, R Programming, Convolutional Neural Networks, NumPy, R (Software), Image Analysis, Pandas (Python Package), Matplotlib, Artificial Neural Networks, Python Programming, Deep Learning, Computer Programming, Machine Learning Methods, Scripting Languages, Statistical Machine Learning, Scripting
★ 4.2 (55) · Intermediate · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Big Data, Analytics, Query Languages, Google Cloud Platform, Data Processing, Data Analysis, Data Integration
Beginner · Project · Less Than 2 Hours