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: Object Oriented Programming (OOP), Data Visualization, Seaborn, Flask (Web Framework), Programming Principles, Web Applications, Statistical Methods, Data Analysis Software, Pandas (Python Package), Probability & Statistics, Data Manipulation, Data Structures, UI Components
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Root Cause Analysis, Data Security, Problem Management, Site Reliability Engineering, Capacity Management, Resource Management, Identity and Access Management, Role-Based Access Control (RBAC), Compliance Auditing
Advanced · Course · 1 - 4 Weeks

Heriot-Watt University
Skills you'll gain: Artificial Intelligence, Graph Theory, Database Development, Database Architecture and Administration, NoSQL, Computational Logic, Java, Object Oriented Programming (OOP), Data Structures, Natural Language Processing, Computer Programming, Algorithms, Program Development, Programming Principles, Combinatorics, Theoretical Computer Science, Big Data, Reinforcement Learning, Computational Thinking, Artificial Neural Networks
Earn a degree
Degree · 1 - 4 Years

Packt
Skills you'll gain: Amazon Web Services, Amazon CloudWatch, Containerization, Amazon S3, Docker (Software), Cloud Computing Architecture, Microservices, Cloud Computing, Amazon Redshift, Virtual Networking, AWS Identity and Access Management (IAM), Data Storage, Cloud Management, Analytics, System Monitoring, Data Storage Technologies, Cloud Hosting, Hybrid Cloud Computing, Private Cloud, Network Security
Beginner · Specialization · 3 - 6 Months

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Business Writing, Email Automation, Strategic Thinking, Artificial Intelligence, AI Security, AI Workflows, Copywriting, Business Risk Management, AI Personalization, Data-Driven Decision-Making, Marketing Communications, Marketing Automation, Content Strategy, Engineering Documentation, Ethical Standards And Conduct, Research Reports, Business Communication, Information Privacy, Security Awareness
Beginner · Course · 1 - 3 Months

Skills you'll gain: Patient Communication, Active Listening, Empathy, Verbal Communication Skills, Self-Awareness
Beginner · Course · 1 - 4 Weeks
University of California San Diego
Skills you'll gain: Design Research, Interaction Design, User Experience Design, Statistical Analysis, Usability, Ideation, User Research, Graphic and Visual Design, User Interface (UI) Design, Experimentation, Prototyping, Usability Testing, Human Centered Design, Human Computer Interaction, A/B Testing, Human Factors, Collaborative Software, Telecommuting, R Programming, Storyboarding
Intermediate · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Compensation Analysis, Meeting Facilitation, Performance Review, Staff Management, Safety Training, Strategic Leadership, Prioritization, Human Resources, Diversity and Inclusion, Performance Management, Human Resources Management and Planning, Recruitment, Time Management, Organizational Strategy, Human Resource Management, Organizational Skills, Stakeholder Management, Strategic Planning, Business Metrics, Leadership
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Financial Modeling, Risk Management, Corporate Finance, Risk Analysis, Capital Budgeting, Financial Analysis, Financial Forecasting, Investment Management, Return On Investment, Due Diligence, Cash Flows, Communication, Presentations
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Scalability, Software Design Patterns, Node.JS, Distributed Computing, Dataflow, Event-Driven Programming, Object Oriented Design, Software Design, Load Balancing, Software Architecture, Performance Tuning, Real Time Data, Systems Architecture, File I/O, Redis, Object Oriented Programming (OOP), Systems Design, Application Performance Management, Javascript, Maintainability
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Model Evaluation, Feature Engineering, Data Preprocessing, Financial Data, Predictive Modeling, Customer Demand Planning, Data-Driven Decision-Making, Exploratory Data Analysis, R Programming, Customer Analysis, Predictive Analytics, Profit and Loss (P&L) Management, Risk Modeling, Inventory Management System, Analytics, Advanced Analytics, Supply Chain Management, Business Analytics, Machine Learning, Business
Beginner · Specialization · 1 - 3 Months

Edureka
Skills you'll gain: Data Storytelling, SQL, Data Engineering, Data Presentation, Key Performance Indicators (KPIs), Star Schema, Dashboard, Data Modeling, Data Quality, Business Analytics, Database Design, Data Mart, Business Intelligence, Data Validation, Analytics, YAML, Data Pipelines, Data Transformation, Performance Tuning, Analysis
Intermediate · Specialization · 1 - 3 Months