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: HTML and CSS, Bootstrap (Front-End Framework), Cascading Style Sheets (CSS), Responsive Web Design, Web Design and Development, Web Applications, Animations, UI Components, Typography, Maintainability, Javascript
Advanced · Course · 3 - 6 Months

Skills you'll gain: Data Mapping, Extract, Transform, Load, Data Validation, Workflow Management, JSON, Fraud detection, Extensible Markup Language (XML), Metadata Management, Process Design, Data Integration, Data Cleansing, Data Transformation, Data Pipelines, Data Processing, Anomaly Detection, Data Modeling, Credit/Debit Card Processing
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Applications, Cloud Development, Application Development, Google Cloud Platform, API Gateway, Application Programming Interface (API), Cloud API, Serverless Computing, Authentications, Identity and Access Management, Secure Coding, Node.JS, Event-Driven Programming, Back-End Web Development, Authorization (Computing)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Linux Servers, Linux Administration, Ubuntu, Virtual Machines, Distributed Computing, Linux, Performance Tuning, Data Storage, File Systems, System Support, Data Storage Technologies, Software Installation, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Infrastructure as Code (IaC), Cloud-Native Computing, Cloud Applications, Application Deployment, Google Cloud Platform, Cloud Deployment, Docker (Software), Application Performance Management, Kubernetes, Containerization, Serverless Computing, Computing Platforms, Debugging, Scalability
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Large Language Modeling, Model Deployment, Natural Language Processing, Application Deployment, Transfer Learning, Embeddings, Workflow Management, Artificial Intelligence and Machine Learning (AI/ML), Python Programming, Data Processing, Application Programming Interface (API), Model Evaluation, Automation, Software Installation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Test Script Development, JSON
Advanced · Course · 1 - 3 Months

Skills you'll gain: OpenAI API, Web Development Tools, TypeScript, Development Environment, Full-Stack Web Development, Email Automation, Web Applications, Node.JS
Intermediate · Course · 1 - 3 Months

Skills you'll gain: API Design, Query Languages, Business Logic, Software Architecture
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model View Controller, Software Design Patterns, Java Platform Enterprise Edition (J2EE), Web Applications, Back-End Web Development, Server Side, Data Access, Integrated Development Environments, Employee Performance Management, Registration, Databases, Authentications
Mixed · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Salesforce Development, Salesforce, CI/CD, Software Architecture, Solution Architecture, Continuous Deployment, Systems Architecture, Continuous Integration, Code Review, Relational Databases, Software Technical Review, Integration Testing, Software Design, Software Design Patterns, Database Design, Maintainability, Enterprise Architecture, Diagram Design, System Design and Implementation, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud-Native Computing, Cloud Applications, Application Deployment, Google Cloud Platform, Infrastructure as Code (IaC), Containerization, Application Performance Management, Platform As A Service (PaaS), Kubernetes, Cloud Computing, Continuous Deployment, Serverless Computing, Performance Tuning, Debugging
Intermediate · Course · 1 - 3 Months