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.

Board Infinity
Skills you'll gain: Problem Solving, Vocabulary, Logical Reasoning, Critical Thinking, Deductive Reasoning, Arithmetic, Data Literacy, Analytical Skills, Complex Problem Solving, Grammar, English Language, Data Analysis, Learning Strategies, Trend Analysis, Applied Mathematics, Data Presentation, Verbal Communication Skills, Analysis, Quantitative Research, Estimation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Splunk, Dashboard, Ad Hoc Reporting, Statistical Reporting, Query Languages, Security Information and Event Management (SIEM), Data Visualization Software, Data Manipulation, Data Processing, Data Import/Export, Event Monitoring
Intermediate · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Digital Signal Processing, Digital Communications, Communication Systems, Image Analysis, Telecommunications, Electrical Engineering, Electrical and Computer Engineering, Embedded Systems, Electronics, Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Encryption, Public Key Infrastructure, Cryptography, Network Security, Cybersecurity, Data Security, Cryptographic Protocols, Cyber Attacks, Advanced Encryption Standard (AES), Application Security, Information Technology, Computer Security Awareness Training, Cyber Security Strategy, Authentications, Authorization (Computing), Security Controls, Personally Identifiable Information, Security Awareness, Cyber Security Policies, Computer Security Incident Management
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Feature Engineering, Statistical Methods, Model Evaluation, Algorithms
Intermediate · Course · 1 - 3 Months

Icahn School of Medicine at Mount Sinai
Skills you'll gain: Matlab, Mathematical Modeling, Differential Equations, Computational Logic, Applied Mathematics, Molecular Biology, Simulations, Statistical Modeling, Biology, Cell Biology, Physiology, Systems Analysis
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Modeling, Data Transformation, Data Engineering, Dashboard, Analytics, Data Warehousing, Data Integration, Extract, Transform, Load, Business Intelligence, Data Infrastructure, Data Analysis, Cloud Computing Architecture, Data Pipelines, Scalability, Cloud Infrastructure, SQL
Intermediate · Course · 3 - 6 Months

Universidad de los Andes
Skills you'll gain: Financial Forecasting, Financial Analysis, Financial Modeling, Analytics, Predictive Analytics, Time Series Analysis and Forecasting, Statistical Analysis, Risk Analysis, Predictive Modeling, Risk Management, R Programming, Data Transformation, Machine Learning Methods, Descriptive Analytics, Artificial Neural Networks
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Collaborative Software, Google Docs, Document Management, Data Sharing, File Management, Shared Media, Google Workspace, Project Documentation, Cross-Functional Collaboration, Verification And Validation, Role-Based Access Control (RBAC), Microsoft 365, Security Awareness
Beginner · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Video Editing, TikTok, Storytelling, Animations, Timelines, Post-Production, Content Creation, Multimedia, Video Production, Editing, Productivity, Color Theory, Web Content Accessibility Guidelines, Typography
Beginner · Specialization · 1 - 3 Months

National Taiwan University
Skills you'll gain: Music History, Ancient History, Art History, Liberal Arts, Writing, Psychology
Beginner · Course · 1 - 3 Months

Skills you'll gain: User Story, Cloud Deployment, CI/CD, Open Web Application Security Project (OWASP), Continuous Integration, Istio, Application Deployment, Test Driven Development (TDD), Gherkin (Scripting Language), Kubernetes, Jenkins, Agile Software Development, Scrum (Software Development), Code Coverage, OpenShift, DevOps, Secure Coding, Grafana, System Monitoring, Agile Methodology
Build toward a degree
Intermediate · Professional Certificate · 3 - 6 Months