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 Michigan
Skills you'll gain: Generative AI, Automation, Human Resources, Workforce Management, Artificial Intelligence, Workforce Planning, Socioeconomics, Data Ethics, Leadership and Management, Change Management
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Presentations, Organizational Structure, Data Visualization, Productivity Software, Graphic Design, Organizational Skills, Marketing
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Threat Modeling, Information Systems Security, Cybersecurity, Encryption, Proxy Servers, Information Privacy, Servers, Web Servers, Cloud Hosting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, Generative AI Agents, Development Environment, Agentic systems, Artificial Intelligence, Tool Calling, LLM Application, Database Systems, Database Management, SQL, Database Application, Program Development, Databases, Software Development Tools, Prompt Engineering, OpenAI, Python Programming, Natural Language Processing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Oracle Cloud, Oracle Cloud Applications, Cloud Solutions, Supply Chain Management, Cloud Computing, Cloud Infrastructure, Enterprise Resource Planning, Cloud Platforms, Cloud Applications, Customer experience strategy (CX), Human Resources Software, Software As A Service, Virtual Machines, Cloud Security
Beginner · Course · 1 - 4 Weeks

HubSpot Academy
Skills you'll gain: Sales Presentation, Sales Enablement, Sales Management, Lead Generation, HubSpot CRM, Data Visualization, Persona Development, Sales Training, Technical Sales, Sales Strategy, Sales Pipelines, Sales Process, Customer Relationship Building, Sales Development, Target Audience, Data-Driven Decision-Making, Sales, Prospecting and Qualification, Customer Relationship Management (CRM) Software, Dashboard
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Unstructured Data, Google Cloud Platform, MLOps (Machine Learning Operations), Big Data, Tensorflow, Artificial Intelligence and Machine Learning (AI/ML), Analytics, Machine Learning, Data Pipelines, Predictive Modeling, Jupyter, Natural Language Processing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Shiny (R Package), Data Visualization, Interactive Data Visualization, Dashboard, Data Visualization Software, R Programming, Data Wrangling, User Interface (UI) Design, Ggplot2, Data Manipulation, Data Integration, Data Import/Export
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Cost Management, Cost Estimation, Project Management, Scope Management, Project Controls, Project Closure, Project Implementation, Requirements Management, Project Schedules, Work Breakdown Structure
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Commands, Linux, Command-Line Interface, Penetration Testing, General Networking, Cyber Security Assessment, Cybersecurity, Data Ethics, Computer Networking, Vulnerability Scanning, Network Security, System Configuration, Software Installation, Virtual Machines
Beginner · Course · 1 - 3 Months

Skills you'll gain: Milestones (Project Management), Goal Setting, Timelines, Project Management Software, Delegation Skills, Project Planning, Project Coordination, Databases, Project Management, Coordinating, Collaborative Software, Team Building, Team Oriented, Prioritization, Content Management
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Copilot, Test Case, Version Control, Code Review, Microsoft Visual Studio, GitHub, Integrated Development Environments, Software Development Tools, Software Configuration Management, Software Documentation, Application Lifecycle Management, Program Development, Technical Documentation, Project Planning, Project Management, Debugging
Beginner · Course · 1 - 4 Weeks