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 California, Santa Cruz
Skills you'll gain: Go (Programming Language), Data Structures, Object Oriented Programming (OOP), Computer Programming, Unit Testing, Programming Principles, Algorithms, C (Programming Language), Software Testing, Debugging, Integration Testing, Software Design, System Design and Implementation, Distributed Computing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Deep Learning, Applied Machine Learning, Artificial Intelligence, Computer Vision, Image Analysis, Natural Language Processing, Model Evaluation, Exploratory Data Analysis, Interactive Data Visualization, Performance Tuning, Data Import/Export
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Digital Transformation, Google Workspace, Google Cloud Platform, Business Transformation, Cloud Applications, Cloud Management, Application Development, Productivity Software, Data Storage, Artificial Intelligence and Machine Learning (AI/ML), Cloud Computing, Cost Management, Cloud Infrastructure, Machine Learning
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Authentications, Cryptography, Application Security, Web Applications, Javascript, Identity and Access Management, Node.JS, Browser Compatibility
Intermediate · Course · 1 - 4 Weeks

Northwestern University
Skills you'll gain: Peer Review, Employee Onboarding, Professional Networking, Organizational Effectiveness, Quick Learning, Organizational Structure, Professional Development, Relationship Building, Planning, Adaptability, Leadership and Management, Leadership, Self-Awareness, Communication Strategies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Credit Risk, Financial Statement Analysis, Risk Modeling, Working Capital, Financial Analysis, Financial Modeling, Portfolio Risk, Lending and Underwriting, Financial Data, Risk Management, Risk Analysis, Bank Regulations, Analysis, Cash Flows, Income Statement, Balance Sheet, Regulatory Compliance, Business Metrics, Financial Statements, Bankruptcies
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Responsible AI, AI Workflows, AI Enablement, Agentic systems, Automation, Business Process Automation, Real Time Data, MLOps (Machine Learning Operations), AI Personalization, IT Automation, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, No-Code Development, Cloud-Based Integration, Business Transformation, Cloud API, Python Programming, Data Analysis, Restful API, API Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Digital Forensics, Infrastructure as Code (IaC), Endpoint Security, Vulnerability Management, Risk Management, Cryptography, Cybersecurity, Cloud Computing Architecture, Network Security, Incident Response, Threat Management, Cloud Security, Threat Modeling, Risk Analysis, Business Risk Management, Encryption, Cyber Security Policies, Identity and Access Management, Secure Coding, Cyber Threat Intelligence
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Web Design and Development, Cascading Style Sheets (CSS), Front-End Web Development, User Interface (UI), Browser Compatibility, Javascript, Mobile Development, Interactive Design
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: User Story, Project Management, Risk Management, Kanban Principles, Project Planning, Agile Project Management, Agile Software Development, Cost Management, Project Management Office (PMO), Backlogs, Scaled Agile Framework, Agile Methodology, Scope Management, Team Leadership, Project Estimation, Earned Value Management, Requirements Management, Sprint Planning, Organizational Structure, Sprint Retrospectives
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: PL/SQL, Data Integrity, Oracle Databases, Business Logic, Stored Procedure, SQL, Relational Databases, Database Management, Database Development, Event-Driven Programming, Auditing, Debugging, Maintainability
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Persona Development, Customer Relationship Management (CRM) Software, Customer Insights, Customer Data Management, Target Audience, Target Market, Marketing Strategies, Consumer Behaviour, Market Analysis, Social Media, Product Knowledge, Research
Beginner · Guided Project · Less Than 2 Hours