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.

Kennesaw State University
Skills you'll gain: Network Security, Incident Response, Network Administration, Vulnerability Management, Cybersecurity, Contingency Planning, Cyber Governance, Cyber Attacks, Disaster Recovery, Cyber Security Policies, Security Management, Firewall, Computer Security Incident Management, Network Monitoring, General Networking, Cyber Security Strategy, Crisis Management, Vulnerability Assessments, Cyber Security Assessment, Risk Management
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Spring Framework, Microservices, JUnit, Model View Controller, Hibernate (Java), Restful API, Spring Boot, Software Architecture, API Gateway, Web Services, Object-Relational Mapping, Transaction Processing, Service Oriented Architecture, Cloud Computing Architecture, JSON, YAML, Load Balancing, Unit Testing, Software Configuration Management, Java Programming
Beginner · Specialization · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Immunology, Oncology, Cell Biology, Biology, Pathology, Molecular Biology, Laboratory Research
Beginner · Course · 1 - 3 Months

Peking University
Skills you'll gain: Electrophysiology, Neurology, Anatomy, Cell Biology, Molecular Biology, Physiology, Biology, Laboratory Techniques, Scientific Methods, Research
Intermediate · Course · 1 - 3 Months
Google Cloud
Skills you'll gain: Google Workspace, Gmail, Google Gemini, Email Automation, Service Management, Scripting, Automation, Document Management, Collaborative Software, Configuration Management, Data Sharing
Beginner · Course · 1 - 4 Weeks

Universidad de Palermo
Skills you'll gain: Human Capital, Talent Management, Human Resource Strategy, Human Resources Management and Planning, Social Skills, Recruitment Strategies, Team Motivation, Employee Retention, Human Resources, Workforce Development, Team Building, Verbal Communication Skills, Teamwork, Leadership Development, Leadership, Emotional Intelligence, Organizational Strategy, Communication, Recognizing Others, Professional Development
Beginner · Specialization · 3 - 6 Months
Emory University
Skills you'll gain: Social Media Marketing, Social Media, Marketing Analytics, Text Mining, Consumer Behaviour, Data Mining, Social Network Analysis, Customer Insights, Market Analysis, Unstructured Data, Trend Analysis, Research
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Recruitment, Talent Recruitment, Professional Development, Organizational Structure, Virtual Teams, People Development, Cultural Diversity, Applicant Tracking Systems, Human Capital, Professional Networking, Team Building, Lifelong Learning, Innovation, Decision Making, Employee Onboarding, Change Management, Time Management, Learning Strategies, Digital Transformation, Emerging Technologies
Intermediate · Specialization · 1 - 3 Months

Università di Napoli Federico II
Skills you'll gain: Presentations, Oral Expression, Business Communication, Business Correspondence, English Language, Verbal Communication Skills, Negotiation, Business Writing, Interviewing Skills, Writing, Communication, Vocabulary, Report Writing, Language Competency, Language Learning, Education and Training, Oral Comprehension, Grammar, Formal Learning, Interpersonal Communications
Intermediate · Specialization · 3 - 6 Months

University of Lausanne
Skills you'll gain: Business Ethics, Decision Making, Organizational Leadership, Social Sciences, Organizational Strategy, Business Management, Sociology, Psychology, Case Studies, Mindfulness
Beginner · Course · 1 - 3 Months

Salesforce
Skills you'll gain: Sales Development, Salesforce, Lead Generation, Sales Pipelines, Sales Management, Campaign Management, Sales Process, Sales Operations, Customer Relationship Management (CRM) Software, Data Entry, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Market Data, Google Sheets, Data Import/Export, Equities, Financial Modeling, Financial Analysis, Financial Market
Advanced · Guided Project · Less Than 2 Hours