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: Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Cloud Hosting, HTML and CSS, Web Development, Web Design and Development, GitHub, Web Servers, Web Presence, Web Content, Web Design, Git (Version Control System)
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Applicant Tracking Systems, Time Management, Human Resources Software, HR Tech, Calendar Management, Employee Onboarding, Timelines, New Hire Orientations, Organizational Skills, Project Schedules, Full Cycle Recruitment, Project Management Software, Procedure Development, Productivity Software, Document Management
Intermediate · Guided Project · Less Than 2 Hours

SkillUp
Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Remote Access Systems, Windows Servers, iSCSI Configuration, Virtual Private Networks (VPN), Microsoft Servers, Microsoft Windows, Network Administration, Microsoft Azure, Network Infrastructure, Public Key Infrastructure, Data Storage Technologies, Infrastructure As A Service (IaaS), Data Storage, Network Security, Cloud Storage, Hybrid Cloud Computing, Proxy Servers, File Management, File Systems
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Embedded Software, Linux, Linux Administration, File Systems, Shell Script, Package and Software Management, Electrical Engineering
Advanced · Course · 1 - 4 Weeks

EDHEC Business School
Skills you'll gain: Portfolio Management, Portfolio Risk, Investment Management, Investments, Financial Modeling, Return On Investment, Risk Modeling, Estimation, Statistical Methods, Bayesian Statistics, Python Programming, Risk Analysis, Correlation Analysis, Time Series Analysis and Forecasting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Electronic Components, Basic Electrical Systems, Electrical Systems, Electronics, Swift Programming, Electronic Systems, Electronic Hardware, Test Equipment, Hardware Troubleshooting, Electrical Engineering, Electrical Equipment, Embedded Software, Embedded Systems, Prototyping
Beginner · Course · 1 - 3 Months

IE Business School
Skills you'll gain: Cognitive flexibility, Diversity Programs, Diversity Training, Diversity Awareness, Diversity and Inclusion, Industrial and Organizational Psychology, Diversity Equity and Inclusion Initiatives, Innovation, Organizational Effectiveness, Organizational Change, Organizational Strategy, Complex Problem Solving, Leadership
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Core Data (Software), Apple iOS, iOS Development, JSON, Objective-C (Programming Language), OAuth, Authentications, Mobile Development, Single Sign-On (SSO), Web Services, Secure Coding, Data Store, Cryptographic Protocols, Application Security, Data Persistence
Mixed · Course · 1 - 4 Weeks

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Blockchain, Application Development, Web Applications, Payment Systems, Cryptography, Investments, FinTech, Digital Assets, Open Source Technology, Distributed Computing, Fundraising and Crowdsourcing, Transaction Processing, Algorithms, Financial Regulations, Governance
Intermediate · Course · 1 - 3 Months
University of Colorado Boulder
Skills you'll gain: Vibrations, Control Systems, Mechanics, Torque (Physics), Mechanical Engineering, Engineering Analysis, Differential Equations, Mathematical Modeling, Simulation and Simulation Software
Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Ethics, Responsible AI, Diversity Awareness, Generative AI, Diversity Training, Ethical Standards And Conduct, Diversity Programs, Diversity Equity and Inclusion Initiatives, AI literacy, Cultural Diversity, Artificial Intelligence, Algorithms, Case Studies
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: System Monitoring, Dashboard Creation, Event Monitoring, Microsoft Azure, Application Performance Management, Continuous Monitoring, Cloud Management, Performance Tuning, Virtual Machines, Incident Management, Query Languages, Resource Management
Beginner · Course · 1 - 4 Weeks