Information retrieval courses can help you learn search algorithms, indexing techniques, and data mining strategies. You can build skills in evaluating search results, optimizing query performance, and understanding user intent. Many courses introduce tools like Elasticsearch, Apache Solr, and various machine learning libraries, showing how these technologies enhance information retrieval processes and improve the accuracy of search results.

Arizona State University
Skills you'll gain: Research, Data Collection, Surveys, Scientific Methods, Research Methodologies, Persuasive Communication, Data Analysis, Case Studies, Information Management
Mixed · Course · 1 - 3 Months

EC-Council
Skills you'll gain: Cryptography, Encryption, Systems Development Life Cycle, Human Factors (Security), Security Awareness, Cybersecurity, Cyber Attacks, Cyber Security Policies, Threat Detection, ISO/IEC 27001, Security Controls, Computer Security, Infrastructure Security, Network Security, Vulnerability Assessments, Risk Management Framework, Information Systems, General Data Protection Regulation (GDPR)
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: SQL, Relational Databases, Database Management, Database Systems, Performance Tuning, Databases, Database Administration, Query Languages
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Relational Databases, API Design, ASP.NET, Object-Relational Mapping, Databases, Query Languages, Back-End Web Development, Application Programming Interface (API), Restful API, Code Review, Database Design, SQL, Data Access, Data Manipulation, C# (Programming Language)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Generative AI, Web Content, Web Analytics and SEO, Information Architecture, Google Cloud Platform, Prompt Engineering, Content Management, User Interface and User Experience (UI/UX) Design
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Retrieval-Augmented Generation, Embeddings, Vector Databases, AI Enablement, Semantic Web, Generative AI, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Query Languages, Relational Databases, Data Manipulation, Data Analysis, Problem Solving
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Preprocessing, Data Transformation, Feature Engineering, Pandas (Python Package), Text Mining, Predictive Modeling, Scikit Learn (Machine Learning Library), Python Programming, Data Analysis, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Research, User Feedback, Project Scoping, Data Presentation, Analysis, Data Analysis, Mobile Banking, Data Collection
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: MySQL Workbench, Data Validation, SQL, MySQL, Query Languages, Analytical Skills, Relational Databases, Scripting
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Business Intelligence, Data Warehousing, Dashboard, Databases, Data Mart, Data Analysis, Interactive Data Visualization, Business Analytics, Data-Driven Decision-Making, Star Schema, Data Visualization Software, SQL, Data Transformation
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Generative AI, AI Personalization, Web Content, AI Enablement, Google Cloud Platform, Prompt Engineering, Web Analytics and SEO, Content Management, Web Design and Development
Beginner · Course · 1 - 4 Weeks