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 Flow Diagrams (DFDs), Diagram Design, Data Mapping, Data Literacy, Software Design Documents, Data Pipelines, Data Visualization, Dataflow, Technical Communication, Data Store, Data Transformation
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Surveys, Survey Creation, Sampling (Statistics), Quantitative Research, Analysis, Research Methodologies, Data Analysis, Data Collection, Data Quality, Research Design, Data Transformation, Statistical Analysis, Data Literacy, Data Modeling, Data Validation, Mitigation
★ 4.7 (82) · Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Embedded Systems, Internet Of Things, Network Protocols, Embedded Software, TCP/IP, OSI Models, Computer Hardware, Wireless Networks, Network Architecture, Microarchitecture
★ 4.7 (13K) · Mixed · Course · 1 - 4 Weeks
Skills you'll gain: LinkedIn, Data Analysis, Data Analysis Software, Data Processing, Spreadsheet Software, Case Studies, Analytics, Analytical Skills, Interviewing Skills, AI Enablement, Data Visualization Software, Artificial Intelligence, Portfolio Management, Data Presentation, Data Cleansing, Data Visualization, Presentations
★ 4.8 (20K) · Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Presentations, Data Presentation, SQL, Descriptive Statistics, Data Storytelling, Data Analysis, Peer Review, Exploratory Data Analysis, Descriptive Analytics, Statistical Analysis, Data Modeling, Database Design, Performance Metric, Business Metrics, Analytical Skills, Business Analytics, Text Mining, Data Science, Data Import/Export, Target Audience
★ 4.2 (267) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Import/Export, Web Scraping, Tidyverse (R Package), Data Wrangling, Data Integration, Data Manipulation, JSON, Data Transformation, Relational Databases, R (Software), Google Sheets, Unstructured Data, R Programming, Extensible Markup Language (XML), Spreadsheet Software, Databases, SQL, Data Structures, File I/O, Application Programming Interface (API)
★ 4.7 (51) · Beginner · Course · 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 (195) · Beginner · Course · 1 - 3 Months
University of Toronto
Skills you'll gain: Scientific Visualization, Data Visualization Software, Graphic and Visual Design, Statistical Visualization, Bioinformatics, Plot (Graphics), Ggplot2, Dimensionality Reduction, Scatter Plots, Design Elements And Principles, R Programming, Network Analysis, Heat Maps, Molecular Biology, Design Thinking, Statistical Analysis
★ 4.8 (25) · Intermediate · Course · 1 - 3 Months

Hult International Business School
Skills you'll gain: Active Listening, Sales Development, Rapport Building, Sales Strategy, Sales Process, Selling Techniques, Sales Presentation, Communication, Sales Presentations, Prospecting and Qualification, Influencing, Relationship Building, Professional Development, Relationship Management, Negotiation, Interviewing Skills, Branding, Time Management
★ 4.9 (15) · Beginner · Course · 1 - 4 Weeks

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, Functional Design, Data Science, Package and Software Management, Python Programming, Exploratory Data Analysis, Computational Logic
★ 4.7 (315) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: SQL, Relational Databases, Microsoft SQL Servers, MySQL, Query Languages, Database Systems, Databases, Database Design, Database Management, Stored Procedure, IBM DB2, Database Development, Data Manipulation, Data Analysis, Transaction Processing
★ 4.7 (717) · Beginner · Course · 1 - 3 Months

Harvard Business Review
Skills you'll gain: Diversity and Inclusion, Business Planning, Diversity Awareness, Diversity Equity and Inclusion Initiatives, Strategic Thinking, Personal Integrity, Business Ethics, Operating Budget, Strategic Leadership, Workplace inclusivity, Marketing Planning, Customer experience strategy (CX), Strategic Decision-Making, Customer Insights, Planning, Growth Strategies, Financial Management, Ethical Standards And Conduct, Market Opportunities, Decision Making
Intermediate · Specialization · 1 - 3 Months