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 California, Irvine
Skills you'll gain: Grammar, English Language, Oral Comprehension
★ 4.8 (1.3K) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Digital Forensics, Penetration Testing, Network Security, Threat Management, Mobile Security, Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Public Key Infrastructure, Vulnerability Assessments, Security Testing, Cryptography, Security Controls, Cryptographic Protocols, Cyber Security Assessment, Cybersecurity, Authorization (Computing), Cloud Computing, Malware Protection, Cyber Attacks, Data Integrity
★ 4.6 (813) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: C# (Programming Language), Microsoft SQL Servers, Application Development, Data Validation, Application Design, Database Application, Business Reporting, SQL, Secure Coding, Data Access, User Interface (UI), Database Development, Data Integrity, User Interface (UI) Design, Data Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Linux Servers, Linux, Operating System Administration, Bash (Scripting Language), Linux Commands, Hardening, Systems Administration, Infrastructure as Code (IaC), Shell Script, Network Troubleshooting, System Monitoring, Software Configuration Management, Security Controls, Hardware Troubleshooting, Event Monitoring, Configuration Management, Continuous Monitoring, Firewall, Automation
Advanced · Course · 1 - 4 Weeks

Unilever
Skills you'll gain: Web Analytics, Social Media Campaigns, Campaign Management, Web Analytics and SEO, Digital Marketing, Google Analytics, Social Media Marketing, Search Engine Marketing, Digital Media Strategy, Social Media Strategy, Marketing Strategies, Search Engine Optimization, Keyword Research, Online Advertising, Marketing Analytics, A/B Testing, Social Media, Campaign Planning, Advertising Campaigns, Value Propositions
★ 4.8 (64) · Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Model Evaluation, Regression Analysis, Verification And Validation, Feature Engineering, Plot (Graphics), Statistical Methods, Statistical Modeling, Scatter Plots, Data Transformation, Correlation Analysis, Statistical Analysis, R Programming, Time Series Analysis and Forecasting, Statistical Inference, Statistical Hypothesis Testing, Probability Distribution
★ 4.9 (11) · Intermediate · Course · 1 - 4 Weeks

ISAE-SUPAERO
Skills you'll gain: Hazard Analysis, Risk Control, Vibrations, Safety Standards, Mechanics, Mathematical Modeling, Engineering Calculations
★ 4.7 (76) · Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: English Language, Social Sciences, Sociology, Community Development, Social Studies, Language Learning, Culture, Psychology, Vocabulary, Grammar, Oral Expression, Writing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Labor Relations, Labor Law, Employee Relations, Labor Compliance, Immigration Law, Staff Management, Workers Compensation, Law, Regulation, and Compliance, Human Resource Management, Conflict Management, Workforce Management, Commercial Laws, Mediation, Legal Risk, Arbitration, Contract Negotiation, Negotiation
Beginner · Course · 1 - 4 Weeks

EDHEC Business School
Skills you'll gain: Climate Change Mitigation, Energy and Utilities, Sustainable Development, Engineering, Systems Of Measurement, Environment, Mathematical Modeling, Environmental Monitoring, Sustainable Technologies, Environmental Science, Physics, Economics
★ 4.8 (243) · Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Spring Framework, JUnit, Application Frameworks, Unit Testing, Java Programming, Enterprise Application Management, Integration Testing, Configuration Management, Development Environment, Extensible Markup Language (XML), Context Management
★ 3.8 (455) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Model Evaluation, Applied Machine Learning, Unsupervised Learning, Decision Tree Learning, Artificial Neural Networks, Machine Learning Methods, Classification Algorithms, Supervised Learning, Statistical Machine Learning, Machine Learning Algorithms, Random Forest Algorithm, Predictive Modeling, Applied Mathematics, Dimensionality Reduction, Statistics
★ 4.4 (9) · Intermediate · Course · 1 - 4 Weeks