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: Data Presentation, Data Storytelling, Presentations, Data Cleansing, Rmarkdown, Data-Driven Decision-Making, Data Validation, Data Ethics, R (Software), Analytical Skills, Interactive Data Visualization, Dashboard, Spreadsheet Software, Ggplot2, Google Sheets, SQL, File Management, Data Analysis, Sampling (Statistics), Interviewing Skills
★ 4.5 (332) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Maintainability, Computational Logic
Intermediate · Course · 1 - 4 Weeks

The State University of New York
Skills you'll gain: Event Management, Facility Management, Performance Analysis, Facility Operations, Data-Driven Decision-Making, Analytics, Data Management, People Analytics, Data Analysis, Performance Measurement, Team Performance Management, Team Management, Regulation and Legal Compliance, Legal Risk, Health Technology, Data Ethics, Contract Management, Operations Management, Contract Negotiation, Labor Law
★ 4.8 (35) · Beginner · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Personally Identifiable Information, Data Governance, Data Management, Information Privacy, Law, Regulation, and Compliance, Data Security, Compliance Management, General Data Protection Regulation (GDPR), Information Management, Regulatory Compliance, Incident Response, Data Sharing, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Regulation and Legal Compliance, Financial Regulations, Regulatory Requirements, Bank Regulations, Cybersecurity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: A/B Testing, Pandas (Python Package), Matplotlib, Plotly, Statistical Methods, GitHub, Data Manipulation, Statistical Hypothesis Testing, Version Control, Statistical Analysis, Data Science, Data Visualization Software, Python Programming, NumPy, Statistics, Data Analysis, Git (Version Control System), Collaborative Software, AI Workflows, Data Transformation
★ 3.7 (9) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Visualization, Data Visualization Software, Statistical Visualization, Data Storytelling, Data Manipulation, Data Presentation, Dashboard Creation, Statistical Reporting, Data Wrangling, Dashboard, Data Analysis, Data Cleansing, Plot (Graphics), R (Software), R Programming, Tidyverse (R Package), Data Preprocessing, Data Transformation, Graphic and Visual Design, Data Import/Export
★ 5 (38) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Storage, Data Storage, Hybrid Cloud Computing, Data Storage Technologies, Cloud Security, Cloud Computing, Cloud Infrastructure, Performance Tuning, Business Continuity Planning, Multi-Cloud, Business Continuity, Computer Networking, Disaster Recovery, Cloud Platforms, Virtual Private Networks (VPN), Load Balancing, Database Management, IBM Cloud, Architectural Design, Planning
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Data Presentation, Data Processing, Big Data, Apache Spark, Data Analysis Software, Splunk, Data Analysis, Unstructured Data, Analytics, Data Wrangling, Data Infrastructure, Social Network Analysis, Network Analysis, Classification Algorithms
★ 4.4 (402) · Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: SQL, Transaction Processing, Query Languages, Database Management, Data Manipulation, Data Security, Security Controls, Database Architecture and Administration, Security Management, Data Transformation, Data Access, Data Integrity, Authorization (Computing), Data Dictionary
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Database Design, Database Theory, Database Management, Database Development, Database Systems, Relational Databases, Databases, Database Management Systems, SQL, NoSQL, Data Modeling, Unified Modeling Language, Query Languages, Data Integrity, Data Manipulation, Performance Tuning
Mixed · Course · 1 - 3 Months

Skills you'll gain: Secure Coding, Frontend Performance
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Marketing Operations, Information Privacy, General Data Protection Regulation (GDPR), Customer Data Management, Personally Identifiable Information, Law, Regulation, and Compliance, Customer Communications Management, Data Management, Compliance Management, Data Security, Data Mapping, Email Marketing, Risk Analysis, Record Keeping, Document Management, Auditing, Data Integrity, Data Strategy, Data Access, Data Flow Diagrams (DFDs)
Beginner · Course · 1 - 4 Weeks