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.

University of Colorado Boulder
Skills you'll gain: Rmarkdown, Ggplot2, R (Software), Plot (Graphics), Data Visualization, Tidyverse (R Package), Statistical Visualization, R Programming, Data Visualization Software, Statistical Programming, Data Manipulation, Data Analysis Software, Statistical Reporting, Data Analysis, Data Validation, Data Transformation, Code Reusability, Software Installation, Programming Principles, Aesthetics
Beginner · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: Professional Networking, Positivity, Design Thinking, Decision Making, Rapport Building, Relationship Building, Professional Development, Interviewing Skills, Optimism, Job Evaluation, Self-Awareness, Negotiation, Personal Development, Goal Setting
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Eclipse (Software), Embedded Software, Program Development, Microarchitecture, Computer Architecture, Software Development, Software Development Tools, System Programming, Integrated Development Environments, Hardware Architecture, Embedded Systems, White-Box Testing, Verification And Validation, System Design and Implementation, Simulations, System Configuration, Debugging
Intermediate · Course · 1 - 4 Weeks

University of Toronto
Skills you'll gain: Model View Controller, iOS Development, Apple iOS, Apple Xcode, Swift Programming, User Interface (UI), User Interface (UI) Design, Mobile Development, UI Components, Application Frameworks, Application Development, Software Architecture, Knowledge of Apple Hardware, Computer Programming, Storyboarding
Mixed · Course · 1 - 3 Months

Amazon
Skills you'll gain: Git (Version Control System), Software Development Methodologies, Requirements Analysis, Version Control, Systems Development Life Cycle, Application Development, Software Development Life Cycle, Software Development, Agile Software Development, Unified Modeling Language, Software Testing, JUnit, Agile Methodology, Programming Principles, Java Programming, Spring Framework, Maintainability, Debugging, Java, Software Design Patterns
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Sustainability Standards, Sustainable Development, Sustainability Reporting, Sustainable Business, Corporate Sustainability, Consulting, Business Consulting, Product Lifecycle Management, Environment, Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Embedded Software, Debugging, Embedded Systems, Memory Management, Integrated Development Environments, C (Programming Language), Computer Programming Tools, Development Environment, C and C++, Software Development Tools, System Programming, Eclipse (Software), Build Tools, Programming Principles, Data Storage
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Health Promotion, Behavioral Health, Health Education, Public Health, Public Health and Disease Prevention, Applied Behavior Analysis, Health Policy, Community Health, Culture, Social Sciences, Program Evaluation, Learning Theory, Human Learning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Prompt Patterns, Prompt Engineering Tools, AI literacy, Document Management, Context Engineering, AI Integrations, Artificial Intelligence, Generative AI, Safety and Security
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Merchandising, Inventory Management, Inventory Control, Merchandise Displays, Retail Management, Consumer Behaviour, Visual Merchandising, Retail Store Operations, Retail Sales, Marketing Psychology, Customer Analysis, Customer Engagement, Analysis, Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Applied Mathematics, Mathematical Modeling, Matlab, High Voltage, Three-Phase, Electrical Engineering, electromagnetics, Simulation and Simulation Software, Electric Power Systems, Engineering Calculations, Electrical Power, Mathematical Software, Environmental Science, Environmental Engineering, Design, Basic Electrical Systems
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Security Controls, Security Awareness, Change Control, Computer Security Awareness Training, Cybersecurity, Security Management, Information Assurance, Data Security, Safety and Security, Cyber Security Policies, Enterprise Security, Data Ethics, Human Factors (Security), Cyber Security Assessment, Data Integrity, Authorization (Computing), Identity and Access Management
Beginner · Course · 1 - 4 Weeks