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.

LearnQuest
Skills you'll gain: Technical Communication, Generative AI Agents, Data Integration, Reinforcement Learning, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems, Business Transformation, Responsible AI, System Design and Implementation, Application Deployment, Artificial Intelligence, Solution Design, Cloud Computing, Deep Learning, Data Visualization, Python Programming, Machine Learning, Data Engineering, Anomaly Detection, Statistical Analysis
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Agile Methodology, User Story, Agile Software Development, Business Analysis, Sprint Retrospectives, Agile Project Management, Agile Product Development, Team Building, Process Design, Scrum (Software Development), Risk Management, Business Requirements, User Acceptance Testing (UAT), Business Valuation, Requirements Analysis, Project Management, Prioritization
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Lean Methodologies, Process Optimization, Data-Driven Decision-Making, Kaizen Methodology, Process Improvement, Workflow Management, Operational Efficiency, Scaled Agile Framework, Business Process, Agile Methodology, Sprint Retrospectives, Business Transformation, Business Process Modeling, Value Engineering, Agile Product Development, Continuous Improvement Process, Agile Project Management
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Responsible AI, Incident Response, Application Security, Security Engineering, Threat Modeling, Cybersecurity, MLOps (Machine Learning Operations), Security Controls, Information Systems Security, Artificial Intelligence and Machine Learning (AI/ML), Security Strategy, Continuous Monitoring, Identity and Access Management, Cloud Security, Vulnerability Assessments, Hardening, Threat Detection, Artificial Intelligence, Penetration Testing, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Environmental Management Systems, Environmental Policy, Corrective and Preventive Action (CAPA), Document Control, Environmental Regulations, Compliance Management, Sustainability Standards, Emergency Response, Risk Control, Compliance Auditing, Internal Auditing, Continuous Improvement Process, Performance Analysis, Employee Training, Resource Allocation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Programming Principles, Computer Programming, Software Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: OpenShift, Jupyter, Artificial Intelligence and Machine Learning (AI/ML), Data Science, Infrastructure Architecture, Data Storage
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PL/SQL, Oracle Databases, Stored Procedure, SQL, Database Development, Database Management, Web Services, Data Storage Technologies, Authorization (Computing), Debugging
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Azure Synapse Analytics, Microsoft Azure, Power BI, Databricks, Data Processing, Data Warehousing, Database Systems, Databases, Dashboard, Cloud Services, NoSQL, Apache Spark, Database Administration, Relational Databases, Cloud Storage, MySQL, Data Store, SQL, Database Management, Data Storage
Beginner · Specialization · 3 - 6 Months

Alberta Machine Intelligence Institute
Skills you'll gain: Prompt Engineering, Generative AI, Prompt Patterns, Large Language Modeling, LLM Application, Open Source Technology, Responsible AI, Artificial Intelligence, Natural Language Processing, Artificial Neural Networks, Computer Architecture, Information Privacy, Application Programming Interface (API)
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Integrated Development Environments, User Interface (UI), Jupyter, Application Development, Python Programming, Test Case, Debugging, Computational Logic
Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Digital Communications, OSI Models, Network Protocols, TCP/IP, Communication Systems, Network Routing, Network Architecture, Network Planning And Design, General Networking, Computer Networking, System Programming, Data Integrity
Intermediate · Course · 1 - 3 Months