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.

Skills you'll gain: Selenium (Software), Test Automation, Test Script Development, Software Testing, Javascript, Browser Compatibility, Scripting, Automation, Web Development Tools, Test Tools, Test Case, Cascading Style Sheets (CSS), File I/O, Software Installation
★ 4.5 (6) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Adobe Illustrator, Graphic and Visual Design, Color Theory, Adobe Creative Cloud, Creative Design, Graphics Software, Style Guides, Computer Graphic Techniques, Visualization (Computer Graphics), Design Elements And Principles, Graphic Design, Design, Visual Design, Creativity
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Amazon Web Services, Virtual Networking, Network Architecture, Virtual Private Networks (VPN), Cloud Infrastructure, Amazon Elastic Compute Cloud, Load Balancing, Network Routing, Hybrid Cloud Computing, Network Security, File Transfer Protocol (FTP), Data Migration, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: FinTech, Fundraising and Crowdsourcing, Banking Services, Financial Inclusion, Fundraising, Banking, Capital Markets, Consumer Lending, Blockchain, Credit Risk, Financial Services, Loans, Entrepreneurial Finance, General Lending, Securities (Finance), Risk Analysis, Logistic Regression
★ 4.7 (313) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Lending and Underwriting, Commercial Banking, General Lending, Banking Services, Deposit Accounts, Loans, Consumer Lending, Banking, Retail Banking, Loan Origination, Bank Regulations, Credit Risk, Payment Processing and Collection, Financial Regulation, Financial Regulations, Financial Systems, Customer Service, Working Capital
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Artificial Intelligence, Computational Thinking, AI literacy, Theoretical Computer Science, Psychology, Algorithms, General Mathematics
★ 4.4 (152) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Tax Compliance, Sales Tax, Tax Management, Compliance Management, Tax Preparation, Regulatory Compliance, Tax, Billing & Invoicing, Tax Returns, Invoicing, Tax Laws, Compliance Auditing, Regulatory Requirements, Auditing, Registration, Payment Systems, E-Commerce
Mixed · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Network Troubleshooting, Network Administration, Network Security, Network Architecture, TCP/IP, Network Routers, Computer Networking, Network Routing, Virtual Local Area Network (VLAN), Dynamic Host Configuration Protocol (DHCP), Wireless Networks, Local Area Networks, Network Switches, Networking Hardware, Network Infrastructure, IT Automation, Network Protocols, Routing Protocols, Hardware Troubleshooting, Network Model
★ 3.9 (18) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: React.js, Frontend Performance, JavaScript Frameworks, Authorization (Computing), Data Validation, Code Reusability, Authentications, Web Development Tools, Performance Tuning, Routing Protocols, Network Routing, UI Components, Verification And Validation, Context Management
Intermediate · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Microbiology, Epidemiology, Public Health and Disease Prevention, Public Health, Infectious Diseases, Environmental Science, Environment Health And Safety, Investigation, Environment, Environmental Monitoring, Laboratory Testing, Anthropology, Qualitative Research, Research Design, Research Methodologies, Data Collection
★ 4.8 (42) · Mixed · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Consumer Lending, Payment Systems, Deposit Accounts, Banking Services, Credit/Debit Card Processing, Loans, Lending and Underwriting, Banking, Payment Processing, Credit Risk, General Lending, Financial Regulation, Financial Services, Mortgage Loans, Transaction Processing, Decision Making
Beginner · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Business Modeling, Business Architecture, Entrepreneurship, Storytelling, Design Thinking, Business Strategies, Process Design, Innovation, Strategic Thinking, Systems Thinking, New Business Development, Media and Communications, Case Studies, Market Opportunities, Value Propositions, General Networking
★ 3.8 (10) · Advanced · Course · 1 - 4 Weeks