Java Data Structures courses can help you learn about arrays, linked lists, stacks, queues, and hash tables. You can build skills in algorithm efficiency, data manipulation, and implementing search and sort techniques. Many courses introduce tools like Eclipse or IntelliJ IDEA, which support coding practices and debugging, allowing you to apply your knowledge in real coding environments. You'll also explore concepts such as recursion and tree structures, enhancing your ability to tackle complex programming challenges.

LearnQuest
Skills you'll gain: Cloud Hosting, Cloud Computing, Cloud Platforms, Cloud Services, Cloud Deployment, Cloud Technologies, Cloud Infrastructure, Cloud Computing Architecture, Public Cloud, Infrastructure As A Service (IaaS), Managed Services, Serverless Computing, Virtual Machines, Hybrid Cloud Computing, Software As A Service, Microsoft Azure, Platform As A Service (PaaS), Emerging Technologies, Containerization, Scalability
Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Object Oriented Programming (OOP), C++ (Programming Language), Computer Programming, Programming Principles, Algorithms, Data Structures, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Meta
Skills you'll gain: Full-Stack Web Development, Front-End Web Development, Django (Web Framework), Scalability, Responsive Web Design, Web Applications, Back-End Web Development, MySQL, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Cloud Computing, Application Programming Interface (API), Virtual Environment, Javascript, Database Management
Intermediate · Course · 1 - 3 Months

Akamai Technologies, Inc.
Skills you'll gain: SQL, Database Management, Relational Databases, Database Systems, Database Design, Database Theory, Data Manipulation, Query Languages, Data Analysis
Beginner · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Lecturing, English Language, Verbal Communication Skills, Higher Education, Language Learning, Professional Development, Collaboration, Vocabulary, Train The Trainer, Grammar
Mixed · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Ajax, jQuery, JSON, Django (Web Framework), Web Applications, Javascript, Debugging, Database Design, Data Modeling, User Accounts, Object Oriented Programming (OOP), Python Programming
Intermediate · Course · 1 - 3 Months

Peking University
Skills you'll gain: Bioinformatics, Molecular Biology, Computational Thinking, Biology, Data Analysis Software, Machine Learning Algorithms, Data Processing
Mixed · Course · 3 - 6 Months

Tel Aviv University
Skills you'll gain: Biotechnology, Cell Biology, Life Sciences, Molecular Biology, Biochemistry, Biology, Anatomy, Food and Beverage, Environmental Science
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Computer Security Awareness Training, Cybersecurity, Risk Management, Enterprise Security, Cyber Security Assessment, Vulnerability Assessments, Encryption, Data Security, Information Assurance, Authentications, Network Protocols
Build toward a degree
Beginner · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Systems Thinking, Systems Analysis, Critical Thinking and Problem Solving, Social Studies, Case Studies, Cognitive flexibility, Network Model, Control Systems
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Algebra, Mathematical Modeling, Graphing, Arithmetic, Advanced Mathematics, Applied Mathematics, General Mathematics, Analytical Skills, Probability & Statistics, Geometry
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Data Encryption Standard, Public Key Infrastructure, Cryptography, Cybersecurity, Public Key Cryptography Standards (PKCS), Key Management, Advanced Encryption Standard (AES), Encryption, Brute-force attacks, Authentications, Arithmetic, Algorithms, Applied Mathematics, Data Integrity, Probability, Computer Science
Beginner · Specialization · 3 - 6 Months