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: Microsoft Excel, Data Validation, Customer Data Management, Excel Formulas, Microsoft 365, Customer Relationship Management, Customer Support, Data Entry, Spreadsheet Software, Customer Service, Data Maintenance, Data Security, Data Management, Microsoft Office, Data Integrity, Invoicing, Billing & Invoicing, User Accounts, Productivity Software, Editing
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Data-Driven Marketing, Web Analytics and SEO, Data Storytelling, Driving engagement, Statistical Methods, Statistical Analysis, Technical Communication, Performance Reporting
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Data Lakes, Data Pipelines, Dataflow, Data Processing, Apache Spark, Systems Design, Big Data, Extract, Transform, Load, Data Architecture, Data Warehousing, Model Deployment, Data Infrastructure, Apache Hadoop, Tensorflow, Real Time Data, Data Integration, Data Security, Data Quality, MLOps (Machine Learning Operations)
Intermediate · Specialization · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: AI Personalization, Nutrition and Diet, Nutritional Assessment, Personalized Service, Clinical Nutrition, Precision Medicine, Medical Nutrition Therapy, Nutrition Education, Data Ethics, Dietetics, Data Collection, Data Capture, Diagnostic Tests, Responsible AI, Data Analysis, Clinical Research, Health Equity, Health Technology, Consumer Behaviour, Continuous Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Dataflow, Data Pipelines, Debugging, Google Cloud Platform, System Monitoring, Site Reliability Engineering, Code Reusability, Data Integrity, CI/CD, Data Processing, Unit Testing, Performance Tuning, Disaster Recovery
Advanced · Course · 1 - 3 Months
Logical Operations
Skills you'll gain: Power BI, Data Analysis, Business Intelligence Software, Microsoft Excel, Data Visualization Software, Data Literacy, Business Intelligence, Data-Driven Decision-Making, Data Storytelling, Dashboard Creation, Microsoft 365, Business Reporting, Data Visualization, Data Analysis Software, Interactive Data Visualization, Data Presentation, Microsoft Office, Microsoft PowerPoint, Data Sharing, Data Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Cloud Security, Apache Spark, Transaction Processing, Cloud Infrastructure, Data Lakes, PySpark, Data Security, Security Controls, Performance Tuning, Cloud Computing, Cloud Computing Architecture, Cloud Storage, Data Storage Technologies, Data Storage, Cloud Deployment, Data Warehousing, Data Management, Infrastructure Architecture, Data Integrity, Infrastructure as Code (IaC)
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Data Wrangling, Data Transformation, Data Pipelines, Extract, Transform, Load, Cloud Engineering, Google Cloud Platform, Data Integration, Cloud Development, Cloud-Based Integration, Data Analysis, Database Administration, Data Management
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Matplotlib, Plot (Graphics), Statistical Visualization, Data Visualization Software, Interactive Data Visualization, Data Presentation, Scatter Plots, Jupyter, Histogram, Box Plots, Graphing, Computer Programming, Development Environment, Animations
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Agentic Workflows, MongoDB, Retrieval-Augmented Generation, Vector Databases, Generative AI Agents, Scalability, Model Context Protocol, Context Engineering, Data Architecture, Systems Design, Tool Calling, System Design and Implementation, Development Environment, Embeddings, PostgreSQL, Database Design, Object-Relational Mapping, Data Modeling, SQL
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: SQL, SAS (Software), Metadata Management, Data Integrity, Data Maintenance, Query Languages, Relational Databases, Data Manipulation, Data Analysis Software, Database Management, Data Transformation, Data-Driven Decision-Making, Performance Tuning, Data Governance, Debugging, Data Wrangling, Data Analysis, Data Processing, Computational Logic, Data Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Excel, Dashboard, Data Visualization, Dashboard Creation, Spreadsheet Software, Data Presentation, Excel Formulas, Stakeholder Communications, Project Coordination, Project Management, Operational Efficiency, Project Planning, Prioritization, Scheduling, Decision Making, Performance Analysis, Automation
Beginner · Course · 1 - 4 Weeks