Java Data Structures courses can help you learn about arrays, linked lists, stacks, queues, and hash tables. You can build skills in algorithm efficiency, data manipulation, and implementing search and sort techniques. Many courses introduce tools like Eclipse or IntelliJ IDEA, which support coding practices and debugging, allowing you to apply your knowledge in real coding environments. You'll also explore concepts such as recursion and tree structures, enhancing your ability to tackle complex programming challenges.

Skills you'll gain: QuickBooks (Accounting Software), Vendor Management, Inventory and Warehousing, Accounting Software, Customer Data Management, Financial Analysis, Billing & Invoicing, Sales Management, Financial Reporting, Expense Management, Payroll, Accounts Payable, Bookkeeping, Cash Flows, Accounts Receivable
Beginner · Course · 1 - 3 Months

Skills you'll gain: Financial Data, Microsoft Excel, Spreadsheet Software, Excel Formulas, Microsoft 365, Financial Modeling, Mortgage Loans, Timelines
Beginner · Guided Project · Less Than 2 Hours

Edureka
Skills you'll gain: API Design, API Gateway, Application Programming Interface (API), Postman API Platform, Restful API, API Testing, Data Validation, Authentications, OAuth, Cloud API, Microservices, Application Deployment, CI/CD, Authorization (Computing), Secure Coding, Application Frameworks, Performance Tuning, Application Lifecycle Management, Prometheus (Software), Grafana
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Cyber Threat Intelligence, Responsible AI, Cybersecurity, Threat Detection, Threat Modeling, Security Information and Event Management (SIEM), Incident Response, AI Security, Generative AI, Data Ethics, Security Testing, Vulnerability Assessments
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Visualization (Computer Graphics), 3D Assets, Design Software, Software Installation, Functional Design, Technical Design, Design, Graphical Tools, User Interface (UI), Creative Design, Data Import/Export
Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Business Analytics, Business Analysis, Business Strategy, Accounting, Organizational Structure, Organizational Strategy, Strategic Communication, Business Communication, Marketing, Financial Accounting, Marketing Strategies, Innovation, Product Lifecycle Management
Beginner · Course · 1 - 3 Months

Saïd Business School, University of Oxford
Skills you'll gain: FinTech, Financial Inclusion, Financial Services, Mobile Banking, Banking Services, Data Sharing, Financial Regulation, Application Programming Interface (API), Financial Data, Banking, Payment Systems, International Finance, Retail Banking, API Design, Finance, Interoperability, Open Source Technology, Strategic Thinking, Data Access, General Data Protection Regulation (GDPR)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Statistical Hypothesis Testing, AI Workflows, LangChain, Generative AI Agents, CrewAI, Statistical Methods, Statistical Analysis, Data Transformation, Agentic systems, Statistical Inference, Business Intelligence, Performance Testing, Key Performance Indicators (KPIs), Data-Driven Decision-Making, Performance Metric, Descriptive Analytics, Business Metrics, Data Analysis, Correlation Analysis, Event Monitoring
Intermediate · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Forecasting, Regression Analysis, Time Series Analysis and Forecasting, Business Mathematics, Predictive Modeling, Model Evaluation, Microsoft Excel, Statistical Modeling, Statistical Analysis, Data Visualization Software
Intermediate · Course · 1 - 3 Months

Indian Institute of Science
Skills you'll gain: Engineering Documentation, Biomedical Engineering, Medical Devices, Medical Equipment and Technology, Vital Signs, Technical Documentation, Electronic Systems, Electronic Components, Electronics, Chemistry, Technical Communication, Semiconductors, ISO 13485 Standard, Materials science, Internet Of Things, Embedded Systems, Diagnostic Tests, Electrophysiology, Biology, Chemical Engineering
Beginner · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Penetration Testing, Cyber Governance, Risk Management, Vendor Management, Governance Risk Management and Compliance, Security Awareness, Security Strategy, Business Risk Management, Cyber Security Policies, Compliance Management, Business Continuity, Personally Identifiable Information, Data Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PyTorch (Machine Learning Library), Distributed Computing, Data Pipelines, Performance Tuning, MLOps (Machine Learning Operations), Deep Learning, AI Workflows, Model Evaluation, Scalability, LLM Application, Hardware Architecture, Machine Learning, Computer Architecture
Beginner · Course · 1 - 3 Months