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.

Interactive Brokers
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Data Collection, Due Diligence, Big Data, Analytics, Investment Management, Financial Market, Business Ethics, Sustainable Business, Portfolio Management, Accountability, Artificial Intelligence, Machine Learning, Natural Language Processing
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Databases, Big Data, SQL, Data Analysis, Data Science, Statistical Analysis
Beginner · Project · Less Than 2 Hours

University at Buffalo
Skills you'll gain: Oil and Gas, Billing, Safety Standards, Supply Chain, Regulatory Affairs, Transportation Operations, Customer Service, Environmental Engineering, Systems Of Measurement
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Spatial Data Analysis, Data Visualization Software, Data Visualization, Geospatial Information and Technology, Interactive Data Visualization, Scatter Plots, Software Installation, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Operating System Administration, Package and Software Management, File Systems, Microsoft Windows, Linux, Operating Systems, OS Process Management, Linux Administration, Remote Access Systems, System Monitoring, Command-Line Interface, User Accounts, Systems Administration, Windows PowerShell, Technical Support and Services, File Management, Virtualization
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Web Scraping, Relational Databases, Statistical Software, Data Import/Export, R Programming, MySQL, Data Capture, Microsoft Excel
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Splunk, Security Controls, Data Pipelines, Data Infrastructure, Systems Administration, System Configuration, Identity and Access Management, Configuration Management, Debugging, Performance Tuning, Software Architecture, Enterprise Architecture, Distributed Computing, Data Management
Mixed · Course · 1 - 3 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

Skills you'll gain: Exploratory Data Analysis, Data Literacy, Data Storytelling, Data Analysis, Data Cleansing, Data Manipulation, Scatter Plots, Technical Communication, Histogram
Beginner · 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: Data Literacy, Microsoft Excel, Data Visualization Software, Spreadsheet Software, Pivot Tables And Charts, Exploratory Data Analysis, Data Analysis Software, Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Data Manipulation, Data Transformation, Pivot Tables And Charts, Data Wrangling, Data Cleansing, Data Integration, R Programming
Intermediate · Guided Project · Less Than 2 Hours