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: Apache, Web Servers, Authentications, Application Servers, Server Side, Secure Coding, Web Applications, Application Security, Restful API, Servers, Back-End Web Development, Javascript
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Infrastructure, Virtualization, Software-Defined Data Center (SDDC), VMware ESX Servers, Virtual Machines, Virtualization and Virtual Machines, vCenter Server, Cloud Computing, Containerization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Data Visualization Software, Data Visualization, Interactive Data Visualization, Data Presentation, Data Preprocessing, Data Manipulation, Scatter Plots, Data Modeling, Heat Maps, Software Installation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Agile Project Management, Sprint Planning, Agile Product Development, Agile Methodology, Sprint Retrospectives, Team Management, Project Management Institute (PMI) Methodology, Team Building, Scalability, Conflict Management, Team Leadership, Backlogs, Prioritization, Kanban Principles, Continuous Improvement Process, Risk Management
Mixed · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Serverless Computing, Amazon S3, Amazon Elastic Compute Cloud, API Gateway, Cloud Security, Data Storage, Cloud Deployment, Application Deployment, File Systems, Data Encryption Standard
Intermediate · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Regression Analysis, Statistical Modeling, Statistical Methods, Data Visualization, R Programming, Statistical Analysis, Case Studies, Business Analytics, Advanced Analytics, Analytics, Data Analysis, Statistical Hypothesis Testing, Variance Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Logo Design, Graphic and Visual Design, Animations, Branding, Marketing Design, Social Media Content, Style Guides, Scheduling, Typography
Beginner · Course · 1 - 3 Months

Skills you'll gain: Oracle Databases, Oracle SQL Developer, Database Design, Database Administration, Database Architecture and Administration, Database Management, Database Management Systems, Performance Tuning, Data Storage, SQL, Network Administration, User Accounts
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Apple Xcode, iOS Development, Apple iOS, Swift Programming, Mobile Development, Application Development, User Interface (UI), Programming Principles, User Interface (UI) Design, Responsive Web Design, Animations
Beginner · Course · 1 - 3 Months

Skills you'll gain: Apache Spark, PySpark, Data Persistence, Big Data, Data Processing, Distributed Computing, Scala Programming, JSON, Data Transformation, Performance Tuning
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Application Deployment, Cloud-Native Computing, Containerization, Devops Tools, Cloud Storage, YAML, Microservices, Linux
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Exploratory Data Analysis, Regression Analysis, Predictive Modeling, Supervised Learning, Scikit Learn (Machine Learning Library), Data Analysis, Correlation Analysis, Applied Machine Learning, Scatter Plots, Statistical Analysis, Data Validation, Data Preprocessing, NumPy, Pandas (Python Package), Box Plots, Histogram
Mixed · Course · 1 - 4 Weeks