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.

University of Colorado Boulder
Skills you'll gain: Data Structures, Algorithms, Theoretical Computer Science, Programming Principles, Pseudocode, Computational Thinking, Data Science, Analysis, Big Data, Probability & Statistics, Python Programming
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Ansible, Configuration Management, Chef (Configuration Management Tool), Infrastructure as Code (IaC)
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: AI Security, Responsible AI, Threat Modeling, DevSecOps, Governance Risk Management and Compliance, Compliance Management, Data Ethics, Data Governance, Model Evaluation, Reinforcement Learning, Risk Management, Prompt Engineering, Governance, Regulatory Compliance, Security Testing, MLOps (Machine Learning Operations), MITRE ATT&CK Framework, Continuous Monitoring, Ethical Standards And Conduct, Vulnerability Assessments
Intermediate · Specialization · 3 - 6 Months

Logical Operations
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Database Application, Python Programming, Unit Testing, Computer Programming, Restful API, Cross Platform Development, Package and Software Management, Scripting, Data Science, Program Development, Computer Programming Tools, Software Development, Data Processing, Debugging, Programming Principles, User Interface (UI) Design, Regression Analysis, Machine Learning
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Network Analysis, Unsupervised Learning, Social Network Analysis, Supervised Learning, Unstructured Data, Marketing Analytics, Deep Learning, Scikit Learn (Machine Learning Library), Machine Learning, Tensorflow, Machine Learning Algorithms, Text Mining, Data Analysis, Transfer Learning, Model Evaluation, Semantic Web, JSON, Statistical Methods, Data Manipulation, Data Structures
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Variance Analysis, Supplier Performance Management, Contract Management, Supplier Quality Management, Service Level Agreement, Contract Compliance, Performance Measurement, Contract Accounting, Performance Review, Compliance Management, Key Performance Indicators (KPIs)
Beginner · Course · 1 - 4 Weeks

Universidade de São Paulo
Skills you'll gain: Network Analysis, Social Network Analysis, Data Visualization, Scientific Visualization, Graph Theory, Exploratory Data Analysis, Environmental Science, Data Analysis, R Programming, Data Science, Mathematical Modeling
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Project Schedules, Work Breakdown Structure, Cost Estimation, Cost Management, Project Scoping, Scheduling, Budgeting, Project Planning, Timelines, Resource Management, Resource Allocation, Project Management, Time Management, Agile Project Management, Microsoft Excel, Microsoft Word, Microsoft Office, Team Leadership, Leadership, Leadership Development
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Authentications, OAuth, Android Development, Application Security, Mobile Security, Secure Coding, Authorization (Computing), Security Engineering, Security Controls, Multi-Factor Authentication, Human Factors (Security), Vulnerability Management, Malware Protection, Threat Management, Data Integrity, Risk Management, Debugging, Encryption
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, Relational Databases, Database Management, Database Application, C# (Programming Language), SQL, Business Logic, Software Development Life Cycle, Data Management, Systems Development, Application Development, Application Design, User Interface (UI), Data Validation, Test Case
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Google Cloud Platform, Cloud Applications, Kubernetes, Cloud Computing, Cloud Platforms, Cloud Management, Cloud Services, Cloud Security, Cloud Deployment, Terraform, Virtual Private Networks (VPN), Application Deployment, Infrastructure as Code (IaC), Cloud Storage, Network Administration, Virtual Machines, Dataflow, Containerization, Load Balancing, Identity and Access Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AWS SageMaker, AWS Identity and Access Management (IAM), Amazon Web Services, Model Deployment, Image Analysis, Amazon Elastic Compute Cloud, Amazon S3, Machine Learning Algorithms, Data Preprocessing, Convolutional Neural Networks, Computer Vision, Deep Learning, Machine Learning
Advanced · Guided Project · Less Than 2 Hours