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.

Rice University
Skills you'll gain: Physics, Applied Mathematics, Advanced Mathematics, Physical Science, Calculus, Linear Algebra, Integral Calculus, Problem Solving
★ 4.9 (7) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Decision Intelligence, Verification And Validation, Release Management, Maintainability, Machine Learning, Experimentation, Performance Testing, Benchmarking, Performance Analysis
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Ajax, Web Design and Development, Java Platform Enterprise Edition (J2EE), jQuery, Cascading Style Sheets (CSS), Web Applications, Scripting Languages, Javascript and jQuery, Web Development, Java, Hypertext Markup Language (HTML), Middleware, Model View Controller, Javascript, Front-End Web Development, Hibernate (Java), Service Oriented Architecture, Back-End Web Development
★ 4.4 (14) · Intermediate · Course · 1 - 3 Months

EDHEC Business School
Skills you'll gain: Investment Management, Portfolio Management, Asset Management, Investments, Portfolio Risk, Machine Learning, Statistical Machine Learning, Applied Machine Learning, Financial Modeling, Predictive Analytics, Market Data, Feature Engineering, Unsupervised Learning, Regression Analysis, Statistical Methods, Analysis, Model Optimization, Estimation, Risk Analysis, Computer Science
★ 3.1 (332) · Intermediate · Course · 1 - 3 Months

The Expert Academy
Skills you'll gain: Brand Loyalty, Customer Relationship Management (CRM) Software, Customer Relationship Management, Customer experience strategy (CX), Sales Strategy, Brand Awareness, Customer Insights, Customer experience improvement, Customer Relationship Building, Upselling, Customer Success Management, Customer Retention, Brand Marketing, Customer Analysis, Cross Selling, Brand Management, Branding, Customer Engagement, Brand Strategy, Revenue Management
Intermediate · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Infrastructure Architecture, Cloud Platforms, Deep Learning, Hardware Architecture, Computing Platforms, Information Technology, Internet Of Things, Embedded Software, Cloud Computing, Embedded Systems, Distributed Computing, Data Centers
★ 4.8 (96) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Grafana, System Monitoring, Dashboard, Network Monitoring, Event Monitoring, VMware ESX Servers, Continuous Monitoring, System Configuration, Systems Administration, Incident Management, IT Management, Network Performance Management, Linux, Cloud Management, Infrastructure Security, Servers, Network Infrastructure, Cloud Applications, Operations, Design
★ 4.8 (24) · Beginner · Specialization · 1 - 3 Months

University of Rochester
Skills you'll gain: Basic Electrical Systems, Music, Electrical Engineering, Electronics, Electronic Components, Electronic Hardware, Electronics Engineering, Electronic Systems, Music Theory, Electrical Systems, Hardware Design, Electrical Wiring, Vibrations, General Construction and Construction Labor, Engineering Calculations, Engineering Analysis
★ 4.6 (598) · Intermediate · Course · 1 - 3 Months

University of Geneva
Skills you'll gain: Climate Change Adaptation, Water Resources, Climate Change Programs, Water Resource Management, Hydrology, Environmental Resource Management, Risk Management, Water Quality, Water Sustainability, Mitigation, Natural Resource Management, Environment, Climate Change Mitigation, Sustainable Development, Social Impact, Social Sciences, Hazard Analysis, Social Network Analysis, Physical Science, Governance
★ 4.7 (330) · Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Project Risk Management, Risk Mitigation, Risk Analysis, Project Management Institute (PMI) Methodology, Agile Methodology, Risk Appetite, Risk Control, Project Management, Project Management Life Cycle, Agile Project Management, Project Implementation, Stakeholder Communications, Project Planning
★ 4.8 (67) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Management, Google Cloud Platform, Operational Databases, Data Management, Database Management, NoSQL, Data Storage Technologies, Capacity Management, Data Integrity, System Monitoring, Disaster Recovery, Scalability
Beginner · Project · Less Than 2 Hours

University of California, Davis
Skills you'll gain: Spanish Language, Bilingual (Spanish/English), Language Competency, Language Learning, Vocabulary, Grammar, Oral Comprehension
★ 4.7 (203) · Beginner · Course · 1 - 4 Weeks