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: Cloud-Based Integration, Cloud Applications, Application Design, Software Design, Data Integration, Systems Integration, Cloud Computing
Beginner · Project · Less Than 2 Hours

EDUCBA
Skills you'll gain: Pandas (Python Package), Databases, Data Pipelines, Database Design, Performance Tuning, Data Transformation, Python Programming, Data Structures, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: API Design, Data Store, Routing Protocols, Javascript
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Embedded Systems, Serial Peripheral Interface, USB, Internet Of Things, Program Development, Communication Systems, Data Storage, Prototyping, Display Devices, C (Programming Language), Digital Communications
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Object Oriented Programming (OOP), Javascript, Application Deployment, Application Development, Web Applications, JSON, GitHub, Debugging, Data Storage
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Infrastructure, Virtualization, VMware ESX Servers, Virtual Machines, Infrastructure Architecture, Cloud Computing, Containerization, Data Centers
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Rmarkdown, Web Scraping, Geospatial Information and Technology, Microsoft Azure, Cloud Storage, Interactive Data Visualization, R Programming, Data Collection, Data Manipulation, Data Science, Data Visualization Software, Data Integration, Data Analysis, Data Ethics, Statistical Reporting, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Data Literacy, Decision Making, Data Analysis, Analytical Skills, Case Studies, Logical Reasoning, Data-Driven Decision-Making, Deductive Reasoning, Data Presentation, Data Visualization, Complex Problem Solving, Numerical Analysis
Beginner · Course · 1 - 4 Weeks
Coursera
Skills you'll gain: Scenario Testing, Testability, Software Testing, Integration Testing, Test Case, Test Automation, Acceptance Testing, Test Tools, Regression Testing, Test Planning, Test Execution Engine, Maintainability, Restful API, Security Testing, Test Data, Scalability, Debugging, Authentications, Compliance Reporting, Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Docker (Software), CI/CD, Containerization, Development Environment, Continuous Deployment, Continuous Integration, Devops Tools, DevOps, Application Deployment, Linux, Software Development Tools, YAML, Linux Commands, Microsoft Development Tools, File Systems, Command-Line Interface
Beginner · Course · 1 - 3 Months

Skills you'll gain: Dashboard, Data Visualization Software, Data Visualization, Interactive Data Visualization, Graphing, Data Manipulation, Scatter Plots, Data Analysis, Data Modeling, Data Transformation, Software Installation
Beginner · Course · 1 - 3 Months
Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Microsoft Power Platform, Dashboard, Data Modeling, Business Intelligence, Microsoft Excel, Data Visualization Software, Microsoft Copilot, Data Integration, Data-Driven Decision-Making, Performance Reporting, Data Transformation, Data Cleansing, ChatGPT
Intermediate · Course · 1 - 4 Weeks