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 Copilot, Sales Strategy, Customer Analysis, Sales Enablement, Data Cleansing, Sales Management, Sales, Customer Insights, Data Quality, Customer Data Management, Customer Engagement, AI Personalization, Advanced Analytics, Analytics, Personalized Service, Cross Selling, Upselling, Predictive Analytics, Data-Driven Decision-Making, Data Integration
Beginner · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Data Ethics, Policy Development, Data-Driven Decision-Making, Data Analysis, Data Collection, Policy Analysis, Data Quality, Surveys, Program Evaluation, Research, Statistical Analysis, Research Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft Excel, Excel Formulas, Pivot Tables And Charts, Spreadsheet Software, Data Analysis Expressions (DAX), Financial Forecasting, Financial Modeling, Financial Analysis, Business Analysis, Data-Driven Decision-Making, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: A/B Testing, Statistical Hypothesis Testing, Statistical Methods, Advanced Analytics, Statistical Analysis, Correlation Analysis, Data Analysis, Report Writing, Probability & Statistics, Analytical Skills, Data-Driven Decision-Making, Health Information Management and Medical Records, Business Process Automation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Import/Export, Data Visualization Software, Data Visualization, Interactive Data Visualization, Histogram, Data Transformation, Data Processing, Apache Kafka, JSON, MySQL, SQL
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Data-Driven Decision-Making, Data Ethics, R (Software), Data Science, Data Governance, Advanced Analytics
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Mining, Exploratory Data Analysis, Model Evaluation, Dimensionality Reduction, Data Preprocessing, Data Cleansing, Data Transformation, Data-Driven Decision-Making, Predictive Analytics, Forecasting, Big Data, Data Analysis, Applied Machine Learning, Statistical Analysis, Classification Algorithms, Data Visualization Software, Unsupervised Learning, Regression Analysis
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Classification Algorithms, Exploratory Data Analysis, Data Mining, Model Evaluation, Dimensionality Reduction, Regression Analysis, Machine Learning Algorithms, Data Analysis, Big Data, Feature Engineering, Predictive Modeling, Data Science, Statistical Analysis, Data Preprocessing, Case Studies, Applied Machine Learning, Supervised Learning, Project Implementation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AWS Kinesis, Amazon DynamoDB, Amazon S3, Data Pipelines, Amazon CloudWatch, Cloud Storage, Real Time Data, AWS Identity and Access Management (IAM), Data Storage, Database Management Systems, Data Management, Data Infrastructure, Cloud Security, Encryption, Scalability
Beginner · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Web Scraping, Research Design, Matplotlib, Research, Data Ethics, Data Processing, Data Collection, Seaborn, Text Mining, Data Science, Data Visualization Software, Pandas (Python Package), JSON, Application Programming Interface (API), Data Analysis, Python Programming, Natural Language Processing
Build toward a degree
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Health Informatics, Health Information Management, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Health Care Administration, Digital Transformation, Healthcare Industry Knowledge, Health Care Procedure and Regulation, Emerging Technologies, Information Privacy, Data Management, Technology Strategies, Cybersecurity, Data Security, Platform As A Service (PaaS), Innovation
Beginner · Course · 1 - 4 Weeks

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