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: Ajax, jQuery, JSON, Debugging, JavaScript Frameworks, Application Programming Interface (API), Web Applications, Javascript, Game Design, HTML and CSS, User Interface (UI) Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Java Platform Enterprise Edition (J2EE), Object-Relational Mapping, Java, Application Servers, Middleware, Application Deployment, Data Persistence, Event-Driven Programming, Enterprise Application Management, Server Side, Context Management, Business Logic
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Scalability, IT Automation, Cloud Computing, Systems Administration, Servers
Intermediate · Course · 1 - 4 Weeks
University of Rochester
Skills you'll gain: Market Dynamics, Supply And Demand, Economics, Policty Analysis, Research, and Development, Price Negotiation, Public Policies, Market Analysis, Competitive Analysis, Consumer Behaviour, Strategic Thinking
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Stakeholder Communications, Discussion Facilitation, Strategic Communication, Project Coordination, Stakeholder Engagement, Analysis, Project Scoping, Process Mapping
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: CrewAI, AI Workflows, Agentic Workflows, AI Orchestration, LLM Application, Large Language Modeling, Generative AI Agents, Tool Calling, Agentic systems, Model Deployment, Automation, Application Deployment, Model Evaluation
Beginner · Project · Less Than 2 Hours

Cisco Learning and Certifications
Skills you'll gain: Session Initiation Protocols, System Configuration, Collaborative Software, Configuration Management, Network Administration, Telecommunications, Communication Systems, Systems Integration, Scalability, Digital Communications
Beginner · Course · 1 - 3 Months

Skills you'll gain: Consultative Selling, Account Strategy, Account Management, Solution Selling, Sales, Sales Strategy, Negotiation, Contract Negotiation, Enterprise Sales, B2B Sales, Price Negotiation, Sales Pipelines, Business Ethics, Conflict Management, Overcoming Objections, AI Personalization, Value Propositions, Stakeholder Management, Proposal Development, Competitive Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Price Negotiation, Contract Negotiation, Negotiation, Taking Meeting Minutes, Record Keeping, Procurement, Vendor Contracts, Communication, Market Intelligence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: DevSecOps, AI Security, Cyber Operations, Threat Modeling, Zero Trust Network Access
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Oracle Databases, Performance Tuning, Database Architecture and Administration, Database Administration, Cloud Storage, Cloud Services, Disaster Recovery, Debugging, Encryption
Advanced · Course · 1 - 3 Months

Hebrew University of Jerusalem
Skills you'll gain: Teaching, Pedagogy, Program Evaluation, Instructional Strategies, Curriculum Planning, Classroom Management, Storytelling, Ethical Standards And Conduct, Student Engagement, Child Development, Working With Children, Liberal Arts, Ancient History, Social Studies, Culture, Discussion Facilitation
Beginner · Course · 1 - 3 Months