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: Data Entry, Data Validation, Data Integrity, Data Capture, Data Processing, Data Management, Spreadsheet Software, Computer Literacy
Beginner · Course · 1 - 4 Weeks

IBM
Skills you'll gain: Data Storytelling, Dashboard, Plotly, Data Visualization Software, Web Scraping, Data Visualization, Exploratory Data Analysis, SQL, Unsupervised Learning, Interactive Data Visualization, Supervised Learning, Data Analysis, Jupyter, Model Evaluation, Data Manipulation, Data Literacy, Data Transformation, Generative AI, Professional Networking, Data Import/Export
★ 4.6 (150K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Extract, Transform, Load, Data Architecture, Enterprise Architecture, Data Migration, Data Modeling, Data Warehousing, Data Management, Data Processing, Data Storage, DevOps, Data Governance, Data Integration, Application Frameworks, Data Transformation, Emerging Technologies
★ 4.8 (17) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Predictive Modeling, Decision Tree Learning, Data Analysis, Regression Analysis, Classification Algorithms, Supervised Learning, Machine Learning Algorithms, Model Evaluation, Scikit Learn (Machine Learning Library), Data Preprocessing, Statistical Machine Learning, Feature Engineering
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Extract, Transform, Load, Apache Spark, Data Warehousing, Web Scraping, Apache Hadoop, Database Design, Linux Commands, SQL, IBM Cognos Analytics, Bash (Scripting Language), Shell Script, IBM DB2, Database Management, Data Visualization, Generative AI, Professional Networking, Data Import/Export, Python Programming, Data Analysis, Data Science
★ 4.6 (62K) · Beginner · Professional Certificate · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Agentic systems, Artificial Intelligence, Algorithms, Computational Thinking, Graph Theory, Data Structures
Beginner · Course · 1 - 3 Months

Skills you'll gain: Extract, Transform, Load, Data Architecture, Data Pipelines, Big Data, Data Storage Technologies, Data Storage, Relational Databases, Data Integration, Apache Hadoop, Data Warehousing, Databases, Data Lakes, SQL, Data Governance, Apache Spark, Data Security, NoSQL, Data Transformation, Data Science
★ 4.7 (3.6K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Rmarkdown, Data Ethics, Data Validation, Ggplot2, R (Software), Data Literacy, Spreadsheet Software, Data Analysis, Stakeholder Communications, Dashboard, Analytics, R Programming, Object Oriented Programming (OOP), Data-Driven Decision-Making, Tidyverse (R Package), Data Security, Data Manipulation, Data Structures, Interviewing Skills, Applicant Tracking Systems
★ 4.8 (179K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Data Management, Data Collection, Data Governance, Data Analysis, Information Privacy, Data Quality, Data Storage, Data Security, Data-Driven Decision-Making, Data Architecture, Data Visualization Software, Big Data, Machine Learning
★ 4.8 (122) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Jupyter, Data Literacy, Data Mining, Data Modeling, Relational Databases, Stored Procedure, R Programming, Model Deployment, Databases, Data Science, Big Data, Query Languages, Data Analysis Software, Computer Programming Tools, GitHub, Data Visualization Software, Data Preprocessing, Cloud Computing, Python Programming
★ 4.6 (102K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Security, Data Governance, Data Architecture, Data Quality, Personally Identifiable Information, Incident Response, Security Controls, Information Privacy, Threat Detection, Law, Regulation, and Compliance, Risk Management, Cybersecurity, Compliance Management, Encryption, Data Integrity
★ 4.2 (42) · Intermediate · Course · 1 - 4 Weeks

Meta
Skills you'll gain: Data Storytelling, Data Presentation, Business Metrics, Key Performance Indicators (KPIs), Data Management, Data Collection, Data Governance, Bayesian Statistics, Data Visualization, Descriptive Statistics, Statistical Hypothesis Testing, Information Privacy, Data Cleansing, Pandas (Python Package), Data Analysis, Data Visualization Software, Spreadsheet Software, Exploratory Data Analysis, SQL, Python Programming
★ 4.7 (1.8K) · Beginner · Professional Certificate · 3 - 6 Months