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.

SkillUp
Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Remote Access Systems, Windows Servers, Virtual Private Networks (VPN), Microsoft Windows, Network Administration, Microsoft Azure, Network Infrastructure, Windows PowerShell, Public Key Infrastructure, Infrastructure As A Service (IaaS), Data Storage, Servers, Cloud Storage, Proxy Servers, Virtualization, Web Applications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unsupervised Learning, Dimensionality Reduction, Supervised Learning, R Programming, Applied Machine Learning, R (Software), Tidyverse (R Package), Machine Learning, Data Science, Ggplot2, Exploratory Data Analysis, Classification And Regression Tree (CART), Feature Engineering, Random Forest Algorithm, Data Processing, Statistical Programming, Predictive Modeling, Data Manipulation
Beginner · Course · 1 - 3 Months

ESSEC Business School
Skills you'll gain: Diversity Programs, Diversity Awareness, Cultural Diversity, Diversity and Inclusion, Workplace inclusivity, Intercultural Competence, Psychology, Sociology, Innovation, Human Resource Policies, Organizational Change
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Stored Procedure, PL/SQL, SQL, Database Management, Data Access, Databases, Database Systems, Java, Java Programming, JUnit
Beginner · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Physics, Experimentation, Advanced Mathematics, Physical Science, Quantitative Research, Engineering Analysis, Mathematical Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Medical Privacy, Information Privacy, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Personally Identifiable Information, Law, Regulation, and Compliance, Health Information Management, General Data Protection Regulation (GDPR), Regulatory Compliance, Health Care Procedure and Regulation, Data Governance
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Rust (Programming Language), Development Environment, Programming Principles, Data Structures, Integrated Development Environments, System Programming, Algorithms
Beginner · Course · 1 - 3 Months

Skills you'll gain: Package and Software Management, Bash (Scripting Language), Git (Version Control System), GitHub, Version Control, Unix Shell, Ubuntu, Shell Script, Scripting, Unix, Unix Commands, Linux, System Configuration, Linux Administration, File Management, Programming Principles, Software Installation
Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Basic Electrical Systems, Electrical Engineering, Physics, Electrical Systems, Electronic Components, Problem Solving, Mechanics, Calculus
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Customer Retention, Loyalty Programs, Brand Loyalty, Customer Relationship Management, Customer Insights, Marketing Analytics, Customer Acquisition Management, Marketing Effectiveness, Customer Analysis, Marketing Strategies, Return On Investment, Consumer Behaviour, Growth Strategies, Predictive Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Denial Management, Medical Billing, Billing, Revenue Cycle Management, Accounts Receivable, Payment Processing and Collection, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Regulatory Compliance
Beginner · Course · 1 - 3 Months

Skills you'll gain: Operating System Administration, Cloud Computing, Linux Commands, Linux Administration, Linux Servers, Cloud Security, Operating Systems, Windows PowerShell, Windows Servers, File Systems, System Software, Mac OS, Command-Line Interface, Active Directory, Computer Systems, Virtual Machines, Firewall, Virtualization, Containerization, User Accounts
Beginner · Course · 1 - 3 Months