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.

Alex Genadinik
Skills you'll gain: TikTok, LinkedIn, Closing (Sales), Strategic Partnership, Podcasting, Thought Leadership, Video Production, Content Creation, Social Media Content, Brand Awareness, Social Media, Productivity Software, Social Media Marketing, Brand Strategy, Business Planning, Business Relationship Management, Contract Negotiation, Negotiation, Web Analytics and SEO, Proposal Writing
Beginner · Specialization · 3 - 6 Months
Ludwig-Maximilians-Universität München (LMU)
Skills you'll gain: Business Strategy, Strategic Thinking, Game Theory, Competitive Analysis, Strategic Partnership, Product Strategy, Strategic Decision-Making, New Product Development, Market Analysis, Innovation
Mixed · Course · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Microsoft Copilot, Vibe coding, Generative AI Agents, GitHub, AI Workflows, Software Development Tools, Application Development, Artificial Intelligence, Generative AI, AI Personalization, Code Review, Responsible AI, Software Development, Front-End Web Development, Design Software, React.js, Software Engineering, Web Development, Javascript
Beginner · Course · 1 - 3 Months

Skills you'll gain: Patient Communication, Teamwork, Collaboration, Patient Education And Counseling, Communication, Communication Strategies, Verbal Communication Skills, Interpersonal Communications, Patient Education and Support, Active Listening, Clinical Documentation, Empathy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Management, Threat Modeling, Intrusion Detection and Prevention, Threat Management, Incident Response, Business Risk Management, Network Security, Vulnerability Assessments, Operating Systems, Threat Detection, Risk Management, Cyber Threat Intelligence, Bash (Scripting Language), Security Controls, Cybersecurity, Debugging, Computer Security Incident Management, File I/O, Linux, SQL
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Management Accounting, Operating Cost
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Electrical Engineering, Numerical Analysis, Linear Algebra, Physics, Angular, Engineering Calculations, Applied Mathematics, Advanced Mathematics, Mathematical Modeling, Calculus, Differential Equations, Physical Science
Build toward a degree
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Email Marketing, Compliance Auditing, Compliance Management, Regulation and Legal Compliance, Compliance Training, Law, Regulation, and Compliance, Legal Risk, Regulatory Requirements, Marketing Effectiveness, Customer Relationship Building
Beginner · Course · 1 - 4 Weeks

Harvard Business Review
Skills you'll gain: Diversity and Inclusion, Business Planning, Diversity Awareness, Strategic Thinking, Personal Integrity, Business Ethics, Operating Budget, Strategic Leadership, Budget Management, Workplace inclusivity, Marketing Planning, Customer experience strategy (CX), Strategic Decision-Making, Customer Insights, Planning, Growth Strategies, Financial Management, Ethical Standards And Conduct, Market Opportunities, Decision Making
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Instructional Strategies, Digital pedagogy, Student Engagement, digital literacy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SolidWorks (CAD), Computer-Aided Design, Engineering Design Process, 3D Modeling, Mechanical Design, Functional Design, Assembly Drawing, Model Evaluation, Design Elements And Principles
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Email Marketing, Email Automation, Marketing Automation, Content Performance Analysis, Campaign Management, A/B Testing, Data-Driven Decision-Making, Case Studies, Consumer Behaviour, Performance Analysis, Email Security, Marketing Analytics, Performance Metric, Key Performance Indicators (KPIs), E-Commerce, Automation, Product Improvement, Disaster Recovery, Recruitment, Security Awareness
Intermediate · Course · 1 - 4 Weeks