Core Java courses can help you learn object-oriented programming, exception handling, multithreading, and Java Collections. You can build skills in writing efficient algorithms, debugging code, and developing user interfaces. Many courses introduce tools like Eclipse and IntelliJ IDEA, which are commonly used for coding and testing Java applications, along with frameworks such as Spring and Hibernate that facilitate web development and database management.

Coursera
Skills you'll gain: Apache Kafka, Real Time Data, Data Pipelines, Data Processing, Operational Databases, System Monitoring, Scalability, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Microsoft Azure, Artificial Intelligence, Data Ethics, Image Analysis, Natural Language Processing, Computer Vision, No-Code Development, Text Mining, Machine Learning, Supervised Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Commands, Linux, OS Process Management, Command-Line Interface, Unix Commands, User Accounts, Bash (Scripting Language), Shell Script, Linux Administration, Unix Shell, File Management, Remote Access Systems, Scripting, DevOps
Beginner · Course · 3 - 6 Months

University of California, Davis
Skills you'll gain: Innovation, Digital Transformation, Business Transformation, Process Design, Data Storage, Fundraising and Crowdsourcing, Communication, Virtual Teams, Computational Thinking, Artificial Intelligence, Media Strategy, Information Privacy, Machine Learning
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Software Documentation, Maintainability, Programming Principles, Software Design, Python Programming
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: LLM Application, Tool Calling, Large Language Modeling, Generative AI Agents, ChatGPT, OpenAI, Prompt Engineering, Agentic systems, System Design and Implementation
Intermediate · Project · Less Than 2 Hours
Skills you'll gain: Organizational Change, Change Management, Business Transformation, Culture Transformation, Organizational Leadership, Digital Transformation, Business Leadership, Organizational Effectiveness, Leadership, Stakeholder Analysis, Stakeholder Management, Communication Strategies, Strategic Communication, Collaborative Software, Stakeholder Engagement, Team Building, Communication, Adaptability, Google Workspace, Planning
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Smart Goals, Emotional Intelligence, Positivity, Personal Development, Empathy, Social Skills, Self-Awareness, Professional Development, Resilience, Conflict Management, Team Building, Stress Management, Team Motivation, Psychology, Leadership, Team Management, Team Leadership, Decision Making
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Front-End Web Development, Javascript, Responsive Web Design, Web Design and Development, Maintainability
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Angular, Web Development Tools, JavaScript Frameworks, Development Environment, Data Management, TypeScript, Application Development, Application Performance Management, Debugging
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: User Story, Agile Software Development, Agile Project Management, Backlogs, Scaled Agile Framework, Agile Methodology, Sprint Retrospectives, Sprint Planning, Change Management, Team Building, Kanban Principles, Project Management, Estimation, Prioritization
Beginner · Course · 1 - 4 Weeks

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