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.

Coursera
Skills you'll gain: Stakeholder Communications, Workflow Management, Technical Communication, Stakeholder Management, Jira (Software), IT Management, Project Management, Communication Strategies, User Feedback, Information Architecture, Data Visualization, Business Process Automation, Automation, Key Performance Indicators (KPIs), Continuous Monitoring
Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Combinatorics, Probability & Statistics, Data Analysis, Advanced Mathematics, Linear Algebra, Mathematics and Mathematical Modeling, Mathematical Theory & Analysis, Applied Mathematics, Statistics, Analysis, Statistical Analysis, Probability, Algorithms, Algebra
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Scripting, Scripting Languages, Python Programming, Data Science, Programming Principles, Computer Programming, Software Engineering
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Embedded Software, Security Engineering, Application Security, Hardening, Embedded Systems, Infrastructure Security, Information Systems Security, Security Controls, Network Security, Secure Coding, Threat Modeling, Cybersecurity, Encryption, System Configuration, Security Strategy, Federal Information Security Management Act, Linux, Hardware Architecture, Data Storage Technologies, Computer Hardware
Intermediate · Course · 3 - 6 Months

Coursera
Skills you'll gain: B2B Sales, Rapport Building, Sales, Sales Training, Business Relationship Management, Customer Insights, Customer Engagement, Sales Prospecting, Relationship Building, Customer Relationship Management (CRM) Software, Customer Relationship Management, Oral Expression, Customer Relationship Building, Data-Driven Decision-Making, Performance Metric, Performance Measurement, Active Listening
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: ASP.NET, Middleware, .NET Framework, C# (Programming Language), Model View Controller, Back-End Web Development, Web Development, Restful API, Server Side, Full-Stack Web Development, Web Applications, Application Frameworks, Object-Relational Mapping, Microsoft SQL Servers, Data Validation, Data Migration
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Model Deployment, MLOps (Machine Learning Operations), Data Preprocessing, Exploratory Data Analysis, Logistic Regression, Statistical Machine Learning, Model Evaluation, Supervised Learning, Decision Tree Learning, Probability & Statistics, Statistics, Machine Learning Software, Classification And Regression Tree (CART), Workflow Management, Predictive Modeling, Random Forest Algorithm, Feature Engineering, SAS (Software), Machine Learning, Applied Machine Learning
Advanced · Professional Certificate · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Unsupervised Learning, Dimensionality Reduction, Machine Learning, Data Mining, Model Evaluation, Machine Learning Algorithms, Exploratory Data Analysis, Data Analysis, Spatial Data Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Context Protocol, Model Deployment, AI Orchestration, AI Workflows, LangGraph, Agentic systems, Middleware, Scalability, Interoperability, LLM Application, Application Deployment, Artificial Intelligence and Machine Learning (AI/ML), LangChain, Prompt Engineering, Artificial Intelligence, Generative AI, Google Gemini, Application Programming Interface (API), Python Programming, Performance Analysis
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Patterns, Salesforce, Artificial Intelligence, Generative AI Agents, Agentic systems, Customer Relationship Management (CRM) Software
Beginner · Course · 1 - 4 Weeks

Yale University
Skills you'll gain: Research Design, Medical Science and Research, Statistical Methods, Descriptive Statistics, Data Literacy, Scientific Methods, Clinical Research, Research, Biostatistics, Sampling (Statistics), Medical Terminology
Beginner · Course · 1 - 3 Months

SkillUp
Skills you'll gain: Team Motivation, Team Leadership, Team Management, Benchmarking, Motivational Skills, Performance Measurement, Change Management, Organizational Change, Six Sigma Methodology, Team Building, Teamwork, Leadership and Management, Lean Six Sigma, Process Improvement, Business Metrics, Collaboration, Organizational Structure, Leadership, Key Performance Indicators (KPIs), Conflict Management
Intermediate · Course · 1 - 4 Weeks