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: Full-Stack Web Development, Node.JS, User Interface (UI), Restful API, Frontend Integration, Back-End Web Development, User Interface (UI) Design, User Accounts, Server Side, Swift Programming, Object-Relational Mapping, Web Development Tools, JavaScript Frameworks, Secure Coding, Data Store, Application Programming Interface (API), API Design, iOS Development, UI Components, Authentications
Beginner · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Needs Assessment, Entrepreneurship, Innovation, Community Development, Initiative and Leadership, Thought Leadership, Social Impact, Leadership Development, Resilience
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), C++ (Programming Language), C and C++, Data Presentation, Scientific Visualization, Application Development, Object Oriented Design, Data Visualization Software, Statistical Visualization, Plot (Graphics), Application Design, Visualization (Computer Graphics), Programming Principles, Data Visualization, Graphical Tools, Computational Thinking, Computer Graphic Techniques, Program Development, Graphic and Visual Design, Software Visualization
★ 4.2 (16) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Real Time Data, Dashboard Creation, Dataflow, Data Pipelines, Dashboard, Google Cloud Platform, Data Integration, Cloud-Based Integration, Event-Driven Programming, Capacity Management, Data Processing, Data Presentation, Data Transformation, Scalability
★ 4.1 (15) · Intermediate · Course · 1 - 3 Months

KodeKloud
Skills you'll gain: Cloud Engineering, Amazon CloudWatch, Amazon Elastic Compute Cloud, Failure Analysis, Site Reliability Engineering, Failure Mode And Effects Analysis, Test Engineering, Scenario Testing, Disaster Recovery, Cloud Infrastructure, AWS Identity and Access Management (IAM), Simulations, System Testing, Operational Databases
Beginner · Course · 1 - 3 Months

Skills you'll gain: MLOps (Machine Learning Operations), Model Deployment, Model Training, Responsible AI, Power BI, Microsoft Azure, Image Analysis, Data Visualization Software, Data Presentation, Dashboard Creation, Machine Learning Methods, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Health Equity, Medical Imaging, Predictive Analytics, Predictive Modeling, AI Workflows, Model Evaluation, Health Informatics
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Feature Engineering, Model Deployment, Data Preprocessing, Machine Learning Methods, Scikit Learn (Machine Learning Library), Supervised Learning, Machine Learning Algorithms, Applied Machine Learning, Machine Learning, Test Script Development, Model Evaluation, Unsupervised Learning, Containerization, Data Processing, Data Wrangling, Unit Testing, Development Testing, Software Development, Python Programming, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Sales Management, Team Motivation, Employee Onboarding, Mediation, Conflict Management, Drive Engagement, Team Leadership, New Hire Orientations, Sales Process, Sales Training, Employee Coaching, Employee Performance Management, Virtual Teams, Telecommuting, Team Management, Intercultural Competence, Performance Management, Rapport Building, On-The-Job Training, Team Performance Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Spark, PySpark, Databricks, Applied Machine Learning, Data Processing, Big Data, Apache, Real Time Data, Python Programming, Model Evaluation, Data Manipulation, Machine Learning, SQL, Data Transformation, Performance Tuning, Distributed Computing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Hugging Face, Large Language Modeling, Recurrent Neural Networks (RNNs), Embeddings, Python Programming, Fine-tuning, Applied Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Power BI, Power Platform Architecture & Technical Design, Data Lakes, Data Ethics, Microsoft Copilot, Business Reporting, AI Personalization, Pandas (Python Package), Python Programming, Predictive Modeling, Generative AI, Matplotlib, Data Wrangling, Artificial Intelligence and Machine Learning (AI/ML), Data Transformation, Data Visualization, Data Governance, R Programming, Continuous Deployment
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Jira (Software), Issue Tracking, Backlogs, Quality Assurance, Software Quality Assurance, Test Case, Verification And Validation, Generative AI Agents, Software Testing, Quality Assurance and Control, User Story, Product Quality (QA/QC), Management Reporting, Workflow Management, Report Writing, Quality Assessment, Business Reporting, Dashboard, Analytical Testing, Automation
Beginner · Course · 1 - 3 Months