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: Hardware Design, Electronic Hardware, Schematic Diagrams, Electronics, Software Installation, Electronic Components, Electrical Engineering, Design Software, Technical Design, Computer-Aided Design, Manufacturing and Production, Design
Beginner · Course · 3 - 6 Months

Skills you'll gain: Applied Mathematics, Linear Algebra, Differential Equations, Advanced Mathematics, Algebra, Mathematical Modeling, Mathematical Theory & Analysis
Mixed · Course · 1 - 3 Months

Skills you'll gain: Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Web Applications, Javascript, Web Design, Web Development, Front-End Web Development, Animation and Game Design
Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Health Disparities, Health Equity, Community Health, Community Organizing, Social Determinants Of Health, Patient Advocacy, Social Justice, Health Care, Advocacy, Health Policy, Cultural Responsiveness, Community Development, Community Outreach, Public Health and Disease Prevention, Oncology, Immigration Law, Diversity Equity and Inclusion Initiatives, Discussion Facilitation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Server Side, Web Development, Web Scraping, Web Applications, Back-End Web Development, Integration Testing, Python Programming, Web Services, Extensible Markup Language (XML), Package and Software Management, Development Testing, Unit Testing, Performance Tuning, Cross Platform Development, Hypertext Markup Language (HTML), Debugging
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Web Services, Restful API, Apache Maven, Spring Boot, Spring Framework, Gradle, Simple Object Access Protocol (SOAP), Java Platform Enterprise Edition (J2EE), Java, API Design, Application Frameworks, Secure Coding, Object-Relational Mapping, Data Persistence, JSON, Extensible Markup Language (XML)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Application Programming Interface (API), Simple Object Access Protocol (SOAP), Application Deployment, Development Environment, Hibernate (Java), OAuth, Back-End Web Development, Eclipse (Software)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Google Cloud Platform, Embeddings, Artificial Intelligence, Image Analysis, Vector Databases
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Juniper Network Technologies, Open Shortest Path First (OSPF), Virtual Local Area Network (VLAN), Border Gateway Protocol, Routing Protocols, Network Switches, Network Routing, Local Area Networks, TCP/IP, Network Architecture, Virtual Private Networks (VPN), OSI Models, Network Administration, Network Protocols, Dynamic Host Configuration Protocol (DHCP), Network Security, Network Troubleshooting, Scalability
Intermediate · Course · 1 - 3 Months

Banco Interamericano de Desarrollo
Skills you'll gain: Health Policy, Health Equity, Health Systems, Health Care, Public Health, Governance, Prioritization, Policy Analysis, Strategic Prioritization, Stakeholder Engagement, Health Technology, Analysis, Cost Benefit Analysis, Price Negotiation, Pharmaceuticals, Resource Allocation, Ethical Standards And Conduct, Decision Making, Market Dynamics
Beginner · Course · 1 - 3 Months

Skills you'll gain: Unreal Engine, 3D Assets, Game Design, 3D Modeling, Virtual Environment, Interactive Design, Animation and Game Design, Computer Graphics, Visualization (Computer Graphics), Simulations
Advanced · Course · 3 - 6 Months

Skills you'll gain: Unreal Engine, Game Design, Performance Tuning, Video Game Development, Performance Testing, Programming Principles, No-Code Development, Object Oriented Design
Mixed · Course · 1 - 4 Weeks