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.
University of Illinois Urbana-Champaign
Skills you'll gain: Data Visualization, Data Literacy, Tableau Software, Data Presentation, Interactive Data Visualization, Data Visualization Software, Data Compilation, Excel Macros, Analytics, Accounting Software, Accounting and Finance Software, Specialized Accounting, Analytical Skills, Accounting Systems, Business Analytics, Microsoft Excel, Spreadsheet Software, Data Analysis, Predictive Analytics, Data Architecture
★ 4.8 (456) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Trend Analysis, Financial Acumen, Financial Analysis, Data Import/Export, Business Reporting, Financial Data, Data Wrangling, Analytical Skills, Data Transformation, Accounting Records, Microsoft Excel, Data Literacy, Transaction Processing, Performance Analysis, Financial Reporting, Data Processing
Beginner · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Microsoft Excel, Pivot Tables And Charts, Spreadsheet Software, Dashboard, Data Transformation, Dashboard Creation, Data Analysis, Excel Formulas, Data Visualization Software, Data Presentation, Data Manipulation
★ 4.8 (92) · Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization Software, Data Visualization, Tableau Software, Presentations, Storytelling, Technical Communication, Data Analysis, Stakeholder Communications, Spatial Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Google Cloud Platform, Dataflow, Data Pipelines, Data Import/Export, Data Lakes, Feature Engineering, Data Governance, Real Time Data, Dashboard Creation, Cloud Engineering, Tensorflow, Apache Kafka, Data Warehousing, Apache Spark, Dashboard, Data Infrastructure, Model Deployment, Big Data, Data Architecture, Extract, Transform, Load
★ 4.3 (82) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Storytelling, Data Presentation, Generative AI, Data Ethics, Prompt Engineering, Interactive Data Visualization, Plotly, Responsible AI, Data Visualization Software, Data-Driven Decision-Making, Matplotlib, AI literacy, Seaborn, Automation
★ 4 (11) · Intermediate · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: Prometheus (Software), Amazon Bedrock, Rust (Programming Language), System Monitoring, Site Reliability Engineering, Command-Line Interface, Grafana, Continuous Monitoring, IT Automation, Automation, Prompt Engineering, CI/CD, Prompt Patterns, DevOps, Unix Commands, JSON, Compliance Auditing, Linux, File Systems
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Model Evaluation, Feature Engineering, Data Visualization, Data Presentation, Model Training, Exploratory Data Analysis, Machine Learning Methods, Applied Machine Learning, Model Optimization, Data Science, Machine Learning, Data Wrangling, Data Analysis, Data Preprocessing, Data Processing, Matlab, Technical Communication, Predictive Modeling, Data Import/Export
★ 4.7 (25) · Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Debugging, Data Wrangling, Data Analysis, Data Transformation, Data Preprocessing, Numerical Analysis, Critical Thinking
★ 4.2 (13) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Quantitative Research, R (Software), Scatter Plots, R Programming, Statistical Visualization, Correlation Analysis, Statistical Programming, Descriptive Statistics, Statistical Analysis, Data Analysis, Statistics, Statistical Methods, Exploratory Data Analysis, Data Manipulation, Data Import/Export, Data Structures, Development Environment
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: AI Workflows, Agentic Workflows, LangGraph, AI Orchestration, Data Visualization, Prompt Engineering, Generative AI Agents, Model Evaluation, LLM Application, Tool Calling, Retrieval-Augmented Generation, Agentic systems, Generative AI, Large Language Modeling
★ 3.3 (7) · Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Pandas (Python Package), Pivot Tables And Charts, Data Manipulation, Time Series Analysis and Forecasting, Data Import/Export, Data Wrangling, Jupyter, Data Visualization, Microsoft Excel, Data Transformation, Plot (Graphics), Data Analysis, Data Cleansing, Data Preprocessing, Memory Management, Sampling (Statistics)
★ 4.7 (12) · Mixed · Course · 1 - 4 Weeks