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: File I/O, Computer Programming, Programming Principles, Data Import/Export, Data Structures, Python Programming, Computer Science
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Sampling (Statistics), Plot (Graphics), Statistical Methods, Descriptive Statistics, Statistical Visualization, Data Import/Export, Pareto Chart, Histogram, Statistical Programming, Descriptive Analytics, Statistical Analysis, R (Software), Box Plots, R Programming, Data Synthesis, Probability Distribution, Probability & Statistics, Exploratory Data Analysis, Statistics, Data Science
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Selenium (Software), Test Automation, Behavior-Driven Development, Gherkin (Scripting Language), Test Script Development, Unit Testing, Software Testing, Jenkins, CI/CD, Continuous Integration, Test Tools, Apache Maven, Automation, Test Case, DevOps, Java, Test Data, C# (Programming Language), Java Programming, Python Programming
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Data Persistence, Programming Principles, Code Reusability, Python Programming, File Management, Computer Science
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Context Engineering, Agentic Workflows, AI Orchestration, Tool Calling, Generative AI, Gemini, Artificial Intelligence, Google Gemini, Retrieval-Augmented Generation, Model Optimization, Embeddings, Workflow Management, Python Programming, Data Validation
Beginner · Course · 1 - 4 Weeks

University of Glasgow
Skills you'll gain: Data-Driven Decision-Making, Data Literacy, Critical Thinking, Digital Analysis, Storytelling, Leadership Studies, Organizational Leadership, Strategic Leadership, Digital Transformation, Thought Leadership, Data Analysis, Leadership, Strategic Decision-Making, Leadership Development, Organizational Effectiveness, Organizational Structure, Leadership and Management, Agile Methodology, Professional Development, Portfolio Management
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Development Environment, Web Development, Computer Programming, Program Development, Other Programming Languages
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Object-Relational Mapping, Java Programming, Database Design, Authentications
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Generative Model Architectures, Generative Adversarial Networks (GANs), Autoencoders, OpenAI, AI literacy, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Pontificia Universidad Católica del Perú
Skills you'll gain: Data Preprocessing, Business Analytics, Dimensionality Reduction, Data Processing, Analytics, Data Cleansing, Data Transformation, Anomaly Detection, Project Management Life Cycle, Databases, R (Software), R Programming, Data Analysis, Data Quality, Big Data, Supervised Learning
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Data Warehousing, Data Architecture, Data Storage, Extract, Transform, Load, Database Architecture and Administration, Data Integration, Cloud Storage, Data Storage Technologies, Database Design, Database Systems, Query Languages, Data Persistence, Metadata Management, Data Transformation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cost Management, Stakeholder Communications, Cost Estimation, Project Management, Risk Management, Scope Management, Project Coordination, Project Controls, Stakeholder Analysis, Risk Management Framework, Project Closure, Project Implementation, Requirements Management, Risk Mitigation, Project Schedules, Risk Analysis, Program Management, Work Breakdown Structure, Timelines
Beginner · Course · 1 - 4 Weeks