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: MySQL, Database Management, Database Administration, Data Warehousing, Linux Commands, Data Integrity, Unit Testing, Algorithms, Software Versioning, Command-Line Interface, Software Visualization, Linux, Pseudocode, Query Languages, Collaborative Software, Django (Web Framework), Database Architecture and Administration, Programming Principles, Computational Thinking, Test Driven Development (TDD)
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Apache Spark, Performance Tuning, PySpark, Apache Airflow, Data Transformation, Extract, Transform, Load, Data Lakes, Data Architecture, Data Integration, Data Pipelines, Data Warehousing, SQL, Data Governance, Terraform, Database Architecture and Administration, Data Security, Infrastructure as Code (IaC), Cloud Computing, Disaster Recovery, Cloud Infrastructure
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Data Governance, Role-Based Access Control (RBAC), Responsible AI, Governance, Data Management, Generative AI, Metadata Management, Security Controls, AI Security, Data Quality, Data Access, Identity and Access Management, Benchmarking, Data Security, Compliance Management, Quality Assurance and Control
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: R (Software), Data Processing, R Programming, Data Manipulation, Data Structures, Statistical Programming, Data Analysis, Data Analysis Software, Software Installation, Data Science, Development Environment, Computer Programming, Computer Programming Tools, Software Development
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Matplotlib, Web Scraping, Pivot Tables And Charts, Pandas (Python Package), Data Integration, Statistical Visualization, Data Manipulation, Exploratory Data Analysis, Data Wrangling, Data Visualization, Data Transformation, Data Cleansing, Data Preprocessing, Data Presentation, Plot (Graphics), Data Visualization Software, Statistical Analysis, Seaborn, NumPy, Python Programming
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Google Ads, Google Analytics, Marketing Analytics, Data Integration, Web Analytics, Data Access
Beginner · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Jupyter, Programming Principles, Computer Programming, Python Programming, Development Environment, Scripting, Software Installation, Data Structures, Data Science
Beginner · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Virtual Networking, Network Protocols, Network Planning And Design, Network Security, Network Performance Management, Network Architecture, Network Monitoring, Computer Networking, TCP/IP, Routing Protocols, Emerging Technologies, Internet Of Things, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Course · 1 - 4 Weeks
Duke University
Skills you'll gain: Predictive Modeling, Predictive Analytics, Microsoft Excel, Classification Algorithms, Data-Driven Decision-Making, Business Analytics, Data Analysis, Model Evaluation, Business Risk Management, Financial Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Large Language Modeling, Cloud Deployment, Software Development Life Cycle, CI/CD, Cloud-Native Computing, Istio, Software Architecture, Node.JS, React Redux, Cloud Computing Architecture, Restful API, Responsive Web Design, Django (Web Framework), Git (Version Control System), HTML and CSS, Server Side, Cloud Computing, Data Import/Export, Engineering Software
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Northeastern University
Skills you'll gain: Information Privacy, Personally Identifiable Information, Data Ethics, Law, Regulation, and Compliance, Data Security, Journalism, digital literacy, Emerging Technologies, Media and Communications, Internet Of Things, Algorithms, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Exploratory Data Analysis, Statistical Reporting, Data Analysis, Data Presentation, Data Management, Data Strategy, Team Management, Workflow Management, Analytical Skills, Team Leadership, Statistical Inference, Statistical Modeling, Communication
Mixed · Course · 1 - 4 Weeks