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.

Universitat Autònoma de Barcelona
Skills you'll gain: Microsoft PowerPoint, Microsoft Word, Microsoft Excel, Microsoft Office, Spreadsheet Software, digital literacy, Data Entry, Computer Literacy, Information Technology, Document Management, Graphical Tools
Beginner · Course · 1 - 3 Months

Skills you'll gain: Pandas (Python Package), Data Manipulation, Jupyter, Exploratory Data Analysis, Python Programming, Computational Logic
Beginner · Guided Project · Less Than 2 Hours

University of Pennsylvania
Skills you'll gain: Spreadsheet Software, Financial Modeling, Regression Analysis, Excel Formulas, Business Modeling, Simulation and Simulation Software, Operations Research, Microsoft Excel, Google Sheets, Probability Distribution, Analysis, Forecasting, Predictive Analytics, Risk Analysis, Statistical Methods, Data Analysis Software, Process Optimization, Decision Tree Learning
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Keyword Research, Marketing Analytics, Data-Driven Decision-Making, Marketing Budgets, Marketing Effectiveness, Return On Investment, Search Engine Marketing, Forecasting, Performance marketing, Google Ads, Target Audience, Research
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Month End Closing, Balancing (Ledger/Billing), Variance Analysis, Fraud detection, Expense Management, Bookkeeping, Generally Accepted Accounting Principles (GAAP), Record Keeping, Reconciliation, Income Statement, Data Validation, Payroll Systems, Financial Statements, Payroll Processing, Business Metrics, Financial Analysis, General Ledger, Financial Reporting, Accounts Payable, Data Entry
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Process Capability, Statistical Analysis, Data Analysis, Project Management, Project Planning, Six Sigma Methodology, Statistics, Work Breakdown Structure, Lean Six Sigma, Data Collection, Project Scoping, Performance Measurement, Process Improvement, Quality Management, Customer experience improvement, Quality Control, Process Mapping
Beginner · Course · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Competitive Intelligence, Demand Planning, Strategic Sourcing, Competitive Analysis, Customer Demand Planning, Data Storytelling, Procurement, Supplier Management, Supply Chain, Regression Analysis, Supplier Performance Management, Inventory Control, Business Analytics, Data Collection, Supply Management, Supply Chain Management, Business Intelligence, Materials Management, Strategic Decision-Making, Data Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Internet Of Things, Prototyping, PIC Microcontrollers, Embedded Systems, Information Technology Architecture, USB, Emerging Technologies, Program Development, Field-Programmable Gate Array (FPGA), System Configuration, Software Development, Power Electronics, Microarchitecture, Software Development Tools, Basic Electrical Systems, Electrical Wiring, Electrical Equipment, Electrical Power, Project Planning, Electric Power Systems
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Integrity, Data Integration, Power BI, Data Maintenance, Database Management, Microsoft SQL Servers, Relational Databases, Databases, Application Programming Interface (API), Dashboard, Data Visualization, Interactive Data Visualization, Business Intelligence, Data Security, Systems Integration, Role-Based Access Control (RBAC), Auditing, Real Time Data, Data Encryption Standard
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Excel Formulas, Microsoft Excel, Spreadsheet Software, Forecasting, Pivot Tables And Charts, Data Presentation, Data Analysis, Data Sharing, Microsoft Office, Microsoft 365, Collaborative Software, Productivity Software, Automation, Data Mapping, Data Entry, Document Management, Data Security, Data Management, Data Validation, User Interface (UI)
Mixed · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Cloud Hosting, Cloud Computing, Cloud Platforms, Cloud Services, Cloud Deployment, Cloud Technologies, Cloud Infrastructure, Cloud Computing Architecture, Public Cloud, Infrastructure As A Service (IaaS), Managed Services, Serverless Computing, Virtual Machines, Hybrid Cloud Computing, Software As A Service, Microsoft Azure, Platform As A Service (PaaS), Emerging Technologies, Containerization, Scalability
Beginner · Course · 1 - 3 Months
Skills you'll gain: Electronic Components, Schematic Diagrams, Prototyping, Hardware Design, Electronics, Engineering Design Process, Technical Design, Electronics Engineering, Electronic Systems, Manufacturing Standards, Technical Standard, Engineering Documentation, Workflow Management, Data Visualization, Verification And Validation
Intermediate · Course · 1 - 4 Weeks