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.

AI CERTs
Skills you'll gain: Data Pipelines, Agentic systems, Data Ethics, Responsible AI, Real Time Data, Model Deployment, Model Evaluation, Data Processing, Data Analysis, No-Code Development, AI Workflows, Artificial Intelligence, Data Collection, Machine Learning, Information Privacy
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Data Cleansing, Snowflake Schema, Data Quality, Data Transformation, Data Validation, Data Manipulation, Data Analysis, SQL, Big Data
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Data-Driven Decision-Making, Descriptive Statistics, Data Analysis, Probability Distribution, Statistical Software, Statistics, R (Software), Data Visualization, Statistical Analysis, Probability, R Programming, Probability & Statistics, Data Manipulation, Histogram, Taxonomy, Data Import/Export
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Ggplot2, Scatter Plots, Plot (Graphics), Data Visualization, Data Visualization Software, Heat Maps, R Programming, Graphical Tools, Data Wrangling, Tidyverse (R Package), Graphics Software
Intermediate · Course · 1 - 4 Weeks

Sciences Po
Skills you'll gain: Social Sciences, Governance, Data Sharing, Digital Transformation, Policy Analysis, Data Analysis, Big Data, Algorithms, Data Ethics, Computing Platforms, Data-Driven Decision-Making, Personally Identifiable Information, Information Privacy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Model Evaluation, Supervised Learning, Generative Model Architectures, AWS SageMaker, Recurrent Neural Networks (RNNs), Unsupervised Learning, Data Preprocessing, Large Language Modeling, Time Series Analysis and Forecasting, LLM Application, Applied Machine Learning, Deep Learning, A/B Testing, Transfer Learning, Python Programming, Machine Learning, Data Analysis, AWS CloudFormation, AI Personalization
Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Microsoft Azure, Big Data, Data Processing, Analytics, Data Pipelines, Databricks, Apache Spark, Business Intelligence, Data Analysis, Data Integration, Data Warehousing, Extract, Transform, Load, Real Time Data, Data Transformation, Scheduling, Data Storage
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Prompt Engineering, ChatGPT, Data Validation, LLM Application, AI Product Strategy, Data Analysis, Applied Machine Learning, OpenAI, Data-Driven Decision-Making, Analytical Skills, Exploratory Data Analysis, Natural Language Processing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Professional Networking, Interviewing Skills, LinkedIn, Professional Development, Data Analysis, Recruitment, Relationship Building, Presentations, Talent Recruitment, Analytical Skills, Portfolio Management
Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Probability, Probability & Statistics, Sampling (Statistics), Probability Distribution, Statistics, Data Science, Statistical Inference, Descriptive Statistics, Statistical Analysis, General Mathematics
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Ggplot2, Plot (Graphics), Data Visualization Software, Exploratory Data Analysis, Data Presentation, Data Storytelling, Scatter Plots, Tidyverse (R Package), R Programming, Box Plots, Histogram, Animations, Data Manipulation
Mixed · Course · 1 - 3 Months

Clemson University
Skills you'll gain: Dimensionality Reduction, Model Evaluation, Data Cleansing, Matplotlib, Regression Analysis, Unsupervised Learning, Data Science, Statistical Analysis, Anomaly Detection, Data Preprocessing, Statistical Methods, Data Analysis, Data Visualization Software, Pandas (Python Package), Exploratory Data Analysis, Machine Learning
Build toward a degree
Intermediate · Course · 1 - 3 Months