Data Structures and Algorithms courses can help you learn about arrays, linked lists, trees, and graph structures, along with sorting and searching algorithms. You can build skills in problem-solving, optimizing code efficiency, and analyzing algorithm complexity. Many courses introduce tools like Python, Java, or C++ for implementing these concepts, as well as platforms for coding challenges that reinforce your understanding through practical application.

Johns Hopkins University
Skills you'll gain: Exploratory Data Analysis, Model Evaluation, Predictive Modeling, Data Science, Analytical Skills, Data Analysis, Data Presentation, Data Collection, Data Storytelling, Data Cleansing, Statistical Analysis, Data Manipulation, Data Preprocessing, R Programming, Machine Learning, Natural Language Processing
Mixed · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: SQL, Data Analysis, Seaborn, Exploratory Data Analysis, Analytics, Data Visualization, Data Visualization Software, Matplotlib, Data Storage, Pandas (Python Package), Big Data, Data Science, Data Management, Data Manipulation, Data Cleansing, NumPy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prioritization, Productivity, Strategic Prioritization, Productivity Software, Ability To Meet Deadlines, Personal Development, Workflow Management, Goal Setting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Application Security, Information Systems Security, Software Installation, System Configuration, Data Management, Computer Hardware, Data Security, Hardware Architecture, Data Storage, Information Technology Operations, Microsoft Windows, Firewall, Disaster Recovery, Encryption, Role-Based Access Control (RBAC), Identity and Access Management
Beginner · Course · 1 - 4 Weeks
Rice University
Skills you'll gain: Statistics, Descriptive Statistics, Probability & Statistics, Probability Distribution, Business Analytics, Microsoft Excel, Data Analysis, Statistical Analysis, Box Plots, Sampling (Statistics), Correlation Analysis
Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Data Warehousing, Dashboard, Star Schema, Data Visualization Software, Data Mart, MicroStrategy, Business Intelligence, Data Integration, Data Architecture, Extract, Transform, Load, Data Modeling, Case Studies, PostgreSQL, SQL, Data Transformation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Cloud Storage, Google Cloud Platform, Cloud Management, Data Lakes, Data Import/Export, Data Storage, Big Data, Data Migration
Beginner · Project · Less Than 2 Hours

Duke University
Skills you'll gain: Molecular Biology, Biology, Biostatistics, Biotechnology, Environmental Science, Scientific Methods, Mathematical Modeling
Mixed · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Extract, Transform, Load, Data Pipelines, Data Import/Export, Tensorflow, Data Preprocessing, Data Processing, MLOps (Machine Learning Operations), Transfer Learning, Data Transformation, Data Sharing, Model Evaluation, Data Management, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Mining, Data Warehousing, Data Pipelines, Data Preprocessing, Data Modeling, Data Integration, Data Cleansing, Model Evaluation, Data Analysis, Exploratory Data Analysis, Data Manipulation, Data Quality, Applied Machine Learning, Statistical Modeling
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: LangGraph, Agentic Workflows, AI Orchestration, AI Workflows, Generative AI Agents, Agentic systems, LangChain, LLM Application, Responsible AI, Retrieval-Augmented Generation, Generative AI, Artificial Intelligence and Machine Learning (AI/ML), Software Development, Vector Databases, Python Programming, Data Science
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Google Cloud Platform, Customer Analysis, Marketing Analytics, Big Data, Generative AI, Customer Insights, Analytics, Predictive Modeling, Data-Driven Decision-Making, Predictive Analytics, Data Analysis, Forecasting
Beginner · Course · 1 - 4 Weeks