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.

Duke University
Skills you'll gain: Pandas (Python Package), Data Cleansing, Data Manipulation, Data Preprocessing, Data Quality, NumPy, File I/O, Data Integration, Python Programming, Data Import/Export, Data Analysis, Exploratory Data Analysis, Debugging
Beginner · 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

Skills you'll gain: Networking Hardware, TCP/IP, Network Security, Network Protocols, Endpoint Detection and Response, Network Routing, Cybersecurity, Local Area Networks, Dynamic Host Configuration Protocol (DHCP), Firewall, General Networking, Information Systems Security, Intrusion Detection and Prevention, Endpoint Security, Network Infrastructure, Network Planning And Design, Wireless Networks, Security Information and Event Management (SIEM), Network Analysis, Data Loss Prevention
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Data Visualization Software, Dashboard, Data Visualization, Interactive Data Visualization, Data Transformation, Tableau Software, Data Storytelling, Data Manipulation, Exploratory Data Analysis, Heat Maps, Scatter Plots, Data Analysis, Forecasting, Geospatial Mapping
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Clinical Data Management, Clinical Research, Data Quality, Health Informatics, Time Series Analysis and Forecasting, Data Cleansing, Data Analysis, Data Modeling, Data Science, Analytical Skills, Statistical Reporting
Intermediate · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Construction Estimating, Cost Estimation, Punch Work, Bidding, Cost Control, Project Closure, Lean Methodologies, Project Estimation, Cash Flow Forecasting, Request For Quotation (RFQ), Earned Value Management, Procurement, Request for Proposal, Change Orders, Building Information Modeling
Beginner · Course · 3 - 6 Months

Skills you'll gain: Healthcare Ethics, Health Informatics, Machine Learning, Deep Learning, Machine Learning Software, Clinical Informatics, Statistical Machine Learning, Convolutional Neural Networks, Data Preprocessing, Predictive Modeling, Electronic Medical Record System, Machine Learning Algorithms, Recurrent Neural Networks (RNNs), Model Evaluation, Data Analysis
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Data Analysis, Analytics, Statistical Analysis, Data Mining, Spreadsheet Software, Exploratory Data Analysis, Descriptive Analytics, Quantitative Research, Data Processing, Data Cleansing, Data Collection, Statistics, R (Software), Predictive Analytics, Query Languages, Data Visualization, Data Visualization Software, SQL
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Marketing Analytics, Classification And Regression Tree (CART), Probability & Statistics, AI Personalization, Statistical Software, Statistical Methods, Regression Analysis, Model Evaluation, Data-Driven Decision-Making, Data Ethics, Unsupervised Learning, Statistical Modeling, Data Visualization, Customer Analysis, Statistical Analysis, Predictive Analytics, Anomaly Detection, Advanced Analytics, Bayesian Network, Machine Learning
Intermediate · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Database Design, Data Warehousing, Relational Databases, Business Intelligence, Decision Support Systems, Data Modeling, Database Management Systems, Data Visualization, Database Management, Dashboard, Business Process Management, SQL, Star Schema, Data Governance, Oracle Databases, Data Integration, MicroStrategy, Extract, Transform, Load, Business Analytics, Data Management
Advanced · Specialization · 3 - 6 Months

Whizlabs
Skills you'll gain: Data Collection, AWS SageMaker, Feature Engineering, Data Preprocessing, Amazon Web Services, Data Migration, Data Cleansing, Jupyter, Dimensionality Reduction, Machine Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Predictive Modeling, Data Preprocessing, Django (Web Framework), Data Visualization, Model Evaluation, Machine Learning Methods, Feature Engineering, Programming Principles, Databases, Game Design, Development Environment, Data Science, Web Applications, Animation and Game Design, Application Frameworks, Scripting, Scripting Languages, Software Design Patterns, Functional Design, Data Validation
Intermediate · Specialization · 3 - 6 Months