Algorithm design courses can help you learn sorting algorithms, graph theory, dynamic programming, and complexity analysis. You can build skills in problem-solving, optimizing code efficiency, and understanding data structures like trees and hash tables. Many courses introduce tools such as Python, Java, or C++, along with frameworks for implementing algorithms, that support tasks in artificial intelligence, data analysis, and software development.

Packt
Skills you'll gain: MongoDB, Data Modeling, Query Languages, Data Security, Database Architecture and Administration, NoSQL, System Monitoring, Database Management, Transaction Processing, Performance Tuning, Scalability, Encryption, Data Transformation
Intermediate · Course · 3 - 6 Months
Skills you'll gain: Legal Technology, Legal Research, Responsible AI, Data Ethics, Generative AI, Workflow Management, Operational Efficiency, Prompt Engineering, Automation, Document Management, Ethical Standards And Conduct, Data Security, Verification And Validation, Quality Control
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Instagram, Canva (Software), Animations, Creative Design, Video Editing, Content Creation, Video Production
Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Server Side, Restful API, API Design, Database Management, Back-End Web Development, Databases, Database Systems, Node.JS, Application Programming Interface (API), Full-Stack Web Development, Authentications, Web Applications, JavaScript Frameworks, Web Development, Web Servers, Authorization (Computing), NoSQL, MongoDB, Servers, Javascript
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Exploitation techniques, Unix, Computer Security, Vulnerability Assessments, Unix Commands, System Programming, Shell Script, Linux, Debugging, Computer Architecture
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Spark, Keras (Neural Network Library), Deep Learning, Tensorflow, A/B Testing, Big Data, Data Ethics, Applied Machine Learning, Data Processing, Machine Learning Software, Artificial Neural Networks, Machine Learning Algorithms, Data Cleansing, Machine Learning, MLOps (Machine Learning Operations), Artificial Intelligence, Supervised Learning, Statistical Hypothesis Testing, Dimensionality Reduction, Reinforcement Learning
Advanced · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Extensible Markup Language (XML), Hypertext Markup Language (HTML), HTML and CSS, Web Development Tools, Semantic Web, Web Design and Development, Web Development, Web Design, Data Validation, Development Environment, Verification And Validation, Development Testing
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Business Metrics, Data Visualization, Data Visualization Software, Small Data, Decision Making, Key Performance Indicators (KPIs), Big Data
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Applied Machine Learning, Feature Engineering, Data Transformation, Big Data, Google Cloud Platform, Data Manipulation, Predictive Analytics, Machine Learning, Exploratory Data Analysis, SQL
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Responsive Web Design, No-Code Development, User Interface and User Experience (UI/UX) Design, User Experience Design, Web Design, Web Content, Information Architecture
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Agentic systems, System Design and Implementation, Artificial Intelligence, Solution Design, Unified Modeling Language, Solution Architecture, Performance Metric, Requirements Analysis, Performance Analysis, Workflow Management, Prototyping, Stakeholder Communications, Business Priorities, Benchmarking
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Procedure Development, Professionalism
Beginner · Course · 1 - 3 Months