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.

Skills you'll gain: Feature Engineering, Applied Machine Learning, Machine Learning, Machine Learning Algorithms, Python Programming, Predictive Modeling, Data Processing, Data Science, Data Manipulation, Exploratory Data Analysis
Intermediate · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Marketing Automation, Strategic Leadership, Dashboard, Business Intelligence, Business Marketing, Marketing Strategies, Strategic Marketing, AI Personalization, Business Strategy, Marketing Analytics, Customer Analysis, Generative AI, Business Modeling, Deepseek, Market Analysis, Content Marketing, Media Planning, Prompt Engineering, Online Advertising, Digital Marketing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Hypertext Markup Language (HTML), Bootstrap (Front-End Framework), Development Environment, Responsive Web Design, Version Control, Cascading Style Sheets (CSS), Web Design, Front-End Web Development, Application Deployment, Integrated Development Environments, Web Development Tools, Cloud Hosting
Beginner · Course · 1 - 3 Months

Skills you'll gain: Javascript, Scripting Languages, Node.JS, TypeScript, Data Manipulation, JSON, Web Development Tools, Generative AI, Data Structures, Programming Principles, Object Oriented Programming (OOP), Web Servers, Development Environment
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Education and Training, Adult Education, Community Outreach, Community Development, Curriculum Development, Compassion, Lifelong Learning, Discussion Facilitation, Innovation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unsupervised Learning, Dimensionality Reduction, Supervised Learning, R Programming, Applied Machine Learning, R (Software), Tidyverse (R Package), Machine Learning, Data Science, Ggplot2, Exploratory Data Analysis, Classification And Regression Tree (CART), Feature Engineering, Random Forest Algorithm, Data Processing, Statistical Programming, Predictive Modeling, Data Manipulation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Javascript, JavaScript Frameworks, Node.JS, Vue.JS, Event-Driven Programming, Application Programming Interface (API), Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: UI Components, Email Automation, Payment Systems, Cascading Style Sheets (CSS), User Interface (UI), HTML and CSS, Application Programming Interface (API), Web Development Tools, JavaScript Frameworks, Application Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Containerization, Docker (Software), Cloud-Native Computing, Application Deployment, Configuration Management, Amazon Web Services, YAML, Microservices, Application Lifecycle Management, Data Storage Technologies, Data Storage, Command-Line Interface, Network Routing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Relational Databases, Data Management, Database Design, SQL, Databases, Database Administration, Query Languages, Database Architecture and Administration, Data Integrity, Data Manipulation
Intermediate · Guided Project · Less Than 2 Hours

Northeastern University
Skills you'll gain: Algorithms, Theoretical Computer Science, Data Structures, Computational Thinking, Analysis, Computer Science, Software Development, Scalability
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Server Side, Web Applications, Javascript, JSON, Node.JS, PHP (Scripting Language), Restful API, Application Programming Interface (API), Extensible Markup Language (XML), Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), User Interface (UI)
Beginner · Course · 1 - 4 Weeks