Core Java courses can help you learn object-oriented programming, exception handling, multithreading, and Java Collections. You can build skills in writing efficient algorithms, debugging code, and developing user interfaces. Many courses introduce tools like Eclipse and IntelliJ IDEA, which are commonly used for coding and testing Java applications, along with frameworks such as Spring and Hibernate that facilitate web development and database management.

Chegg Skills
Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, Prompt Patterns, AI literacy, Multimodal Prompts, Data Ethics, ChatGPT, AI Workflows, Productivity, Business Writing, Anthropic Claude, Generative AI, Artificial Intelligence, Problem Solving, Programming Principles, Cascading Style Sheets (CSS), Software Development, HTML and CSS, Javascript, Web Development
Beginner · Specialization · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Calculus, Numerical Analysis, Applied Mathematics, Integral Calculus, Differential Equations, Mathematical Theory & Analysis, Advanced Mathematics, Estimation, Derivatives
Mixed · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Data Storytelling, Web Scraping, Google Sheets, Data Visualization, Data Presentation, Statistical Visualization, Spreadsheet Software, Large Language Modeling, Tableau Software, Data Literacy, Dashboard, Pandas (Python Package), Time Series Analysis and Forecasting, Probability & Statistics, Extract, Transform, Load, Statistical Analysis, Statistics, Data Manipulation, Data Analysis, Descriptive Statistics
Beginner · Professional Certificate · 3 - 6 Months

Board Infinity
Skills you'll gain: Retrieval-Augmented Generation, Prompt Engineering, Token Optimization, Embeddings, Generative Model Architectures, Generative AI, LLM Application, Model Deployment, Data Processing, Text Mining, Model Evaluation, Unstructured Data, Large Language Modeling, Model Training, Data Preprocessing, Vector Databases, API Design, Metadata Management, Docker (Software), Python Programming
Intermediate · Course · 1 - 3 Months

Pearson
Skills you'll gain: Critical Thinking, Literacy, Writing, Critical Thinking and Problem Solving, Visual Storytelling, Research, Analytical Skills, Persuasive Communication, Appeals
Beginner · Course · 1 - 4 Weeks
University of Minnesota
Skills you'll gain: User Interface (UI) Design, User Interface (UI), User Interface and User Experience (UI/UX) Design, Usability, Human Computer Interaction, User Experience Design, Design, Design Strategies, Human Centered Design, Design Elements And Principles, User Centered Design
Beginner · Course · 1 - 4 Weeks

Sage Publications
Skills you'll gain: Data Manipulation, Data Wrangling, Data Cleansing, Data Management, Tidyverse (R Package), R (Software), Data Transformation, R Programming, Spatial Data Analysis, Data Processing, SPSS, Spatial Analysis, Text Mining, Data Import/Export, Time Series Analysis and Forecasting, STATA (Software), Metadata Management, Statistical Analysis, Sampling (Statistics), Data Visualization
Beginner · Course · 1 - 3 Months

California Institute of the Arts
Skills you'll gain: Graphic and Visual Design, Design Elements And Principles, Visual Design, Graphic Design, Design, Design Reviews, Aesthetics, Design Research, Layout Design, Design Thinking, Critical Thinking
Beginner · Course · 1 - 3 Months

KodeKloud
Skills you'll gain: Load Balancing, Linux Administration, Linux Servers, Web Servers, Firewall, Linux, Network Administration, Network Routing, Proxy Servers, Server Administration, Application Deployment, System Configuration, Linux Commands, Event-Driven Programming, Web Applications, Computer Networking, Network Security, Servers, Configuration Management, DevOps
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: System Programming, Memory Management, Linux Administration, Linux, Performance Tuning, OS Process Management, Operating Systems, Embedded Software, Real-Time Operating Systems, Linux Servers, System Software, Linux Commands, System Configuration, Operating System Administration, Debugging, C (Programming Language), Embedded Systems, Cross Platform Development, Open Source Technology, Hardware Architecture
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Engineering Management, Stakeholder Analysis, Project Scoping, Team Leadership, Team Management, Scope Management, Team Performance Management, Project Management, Stakeholder Management, Leadership and Management, Team Building, Communication Strategies, Resource Management, Stakeholder Engagement, Stakeholder Communications, Risk Management, Agile Project Management, Agile Methodology, Business Communication
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Snowflake
Skills you'll gain: Data Engineering, Data Pipelines, Database Management, Data Manipulation, Databases, Data Store, Data Transformation, Continuous Deployment, Extract, Transform, Load, Devops Tools, Data Warehousing, Change Control, DevOps, SQL, Data Integration, CI/CD, Application Development, Artificial Intelligence and Machine Learning (AI/ML), Role-Based Access Control (RBAC), Data Analysis
Beginner · Professional Certificate · 1 - 3 Months