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.

Starweaver
Skills you'll gain: Stress Management, Resilience, Emotional Intelligence, Time Management, Personal Development, Organizational Skills, Mindfulness, Adaptability, Productivity, Prioritization, Personal Care, Goal Setting, Leadership
Beginner · Course · 1 - 4 Weeks

Nanyang Technological University, Singapore
Skills you'll gain: Criminal Investigation and Forensics, Scientific Methods, Chemistry, Blood Collection, Investigation, Case Studies, Biochemistry, Analytical Chemistry, Pharmacology, Laboratory Testing, Pathology, Molecular Biology, Deductive Reasoning, Estimation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Statistical Process Controls, Six Sigma Methodology, Statistical Hypothesis Testing, Statistical Analysis, Continuous Improvement Process, Data Analysis, Process Improvement, Quality Improvement, Root Cause Analysis, Data-Driven Decision-Making, Regression Analysis, Process Optimization, Correlation Analysis
Beginner · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Construction Management, Project Controls, Construction Estimating, Project Schedules, Change Control, Contract Management, Timelines, Occupational Safety And Health, Scheduling, Project Coordination, Project Documentation, Communication Planning, Project Planning, Safety Assurance, Cost Control, Arbitration
Intermediate · Course · 1 - 3 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Integral Calculus, Calculus, Advanced Mathematics, Materials science, Applied Mathematics, Engineering Analysis, Mathematical Modeling, Differential Equations, Derivatives
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Order Fulfillment, Online Advertising, E-Commerce, Google Ads, Digital Advertising, Customer experience improvement, Market Research, Advertising Campaigns, Sales, Shipping and Receiving, Market Trend, Process Optimization, Target Audience
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Secure Coding, Kotlin, Mobile Security, Android (Operating System), Android Development, Open Web Application Security Project (OWASP), Mobile Development, Application Security, Mobile Development Tools, Data Validation, Data Cleansing, Data Security, Application Deployment
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Microsoft Teams, Collaborative Software, File Management, Document Management, Collaboration, Team Management, Microsoft 365, Productivity Software, Project Management
Intermediate · Guided Project · Less Than 2 Hours

University of Illinois Urbana-Champaign
Skills you'll gain: Biotechnology, Food and Beverage, Sustainable Technologies, Scalability, Manufacturing and Production, Sustainability Standards, Process Engineering, Product Development, Global Marketing, Chemical Engineering, Innovation, Market Trend, Market Analysis, Microbiology, Workforce Development
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: PostgreSQL, JSON, Text Mining, Database Systems, SQL, Databases, Natural Language Processing, Database Management, Data Processing, Application Programming Interface (API), Data Storage, Python Programming
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Investments, Portfolio Management, Return On Investment, Performance Analysis, Finance, Equities, Behavioral Economics, Asset Management, Portfolio Risk, Tax Planning, Market Trend, Regression Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Automation, Software Testing, Test Script Development, Test Data, Test Tools, Browser Compatibility, Test Case, Java, Automation, Cascading Style Sheets (CSS), Debugging
Intermediate · Course · 1 - 3 Months