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.

LearnQuest
Skills you'll gain: Java Programming, File I/O, Object Oriented Programming (OOP), Application Frameworks, Debugging, Data Persistence, Data Structures
Intermediate · Course · 1 - 3 Months

Skills you'll gain: User Story, Business Process Modeling, Risk Analysis, Performance Measurement, Stakeholder Management, Process Analysis, Business Analysis, Risk Management, Requirements Elicitation, Process Design, Requirements Management, Business Process, Process Mapping, Process Improvement, Business Systems Analysis, Business Risk Management, Gap Analysis, Enterprise Risk Management (ERM), Business Requirements, SAP Applications
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Model Evaluation, Data Preprocessing, Tensorflow, Applied Machine Learning, Feature Engineering, Data Cleansing, Classification And Regression Tree (CART), Machine Learning, Random Forest Algorithm, Pandas (Python Package), Data Analysis, Exploratory Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

Politecnico di Milano
Skills you'll gain: Water Quality, Water Sustainability, Water Resource Management, Sustainable Development, Environmental Engineering, Hydrology, Environmental Monitoring, Civil Engineering, Sustainable Design, Human Centered Design, Risk Analysis, Continuous Monitoring, Internet Of Things, Machine Learning
Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Advertising, English Language, Media and Communications, Vocabulary, Language Learning, Literacy, Electronic Media, Cultural Diversity, Social Impact, Grammar, Facebook
Mixed · Course · 1 - 3 Months
Skills you'll gain: Clinical Documentation, Medical Coding, Generative AI, Regulatory Compliance, Compliance Management, Medical Billing and Coding, Healthcare Project Management, Medical History Documentation, Automation, Operational Efficiency, Technology Solutions
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Embeddings, PyTorch (Machine Learning Library), Artificial Neural Networks, Image Analysis, Deep Learning, Applied Machine Learning, Convolutional Neural Networks, Computer Vision
Advanced · Guided Project · Less Than 2 Hours

University of Geneva
Skills you'll gain: Physics, Engineering, Scientific, and Technical Instruments, electromagnetics, Laboratory Equipment, Physical Science, Laboratory Experience, Mechanics, Experimentation, Research, Applied Mathematics
Intermediate · Course · 1 - 3 Months

Universidad Nacional de Colombia
Skills you'll gain: Chemistry, Systems Of Measurement, Chemical Engineering, Physical Science, Analytical Chemistry, Applied Mathematics, Materials science, Scientific Methods
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Objective-C (Programming Language), iOS Development, Apple iOS, Apple Xcode, Prototyping, Mobile Development, C (Programming Language), Object Oriented Programming (OOP), Computer Programming, Data Structures
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Job Control Language (JCL), Mainframe Computing, z/OS, Virtualization, Unix, IBM DB2, IBM Cloud, Data Management, Virtual Machines, Data Storage, Operating System Administration, Infrastructure Architecture, System Programming, Operating Systems, Unix Commands, File Systems, Linux, Computer Architecture, Control Panels, Command-Line Interface
Intermediate · Professional Certificate · 1 - 3 Months

Coursera
Skills you'll gain: AI Product Strategy, Generative AI, Strategic Thinking, Business Strategy, Business Planning, Customer experience strategy (CX), Customer Insights, Strategic Planning, Value Propositions, Productivity Software, Case Studies
Beginner · Course · 1 - 4 Weeks