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.

Johns Hopkins University
Skills you'll gain: Trigonometry, Probability, Data Analysis, Algebra, Probability Distribution, Descriptive Statistics, Mathematical Modeling, Graphing, Statistics, Geometry, Arithmetic
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: SQL, Data Validation, Data Access, Query Languages, Data Mining, Data Analysis, Google Analytics
Beginner · Project · Less Than 2 Hours

Skills you'll gain: PHP (Scripting Language), File I/O, Web Applications, Usability, Information Architecture, Responsive Web Design, Hypertext Markup Language (HTML), Front-End Web Development, MySQL, Web Design and Development, User Experience Design, Browser Compatibility, User Interface (UI), HTML and CSS, Verification And Validation, User Interface (UI) Design, Server Side, Semantic Web, Back-End Web Development, Javascript
Beginner · Specialization · 1 - 3 Months

Institut Mines-Télécom
Skills you'll gain: Image Analysis, Computer Vision, Image Quality, Data Processing, Digital Signal Processing, Data Analysis, Computer Programming, Medical Imaging, Python Programming, Histogram, Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Software Testing, Open Web Application Security Project (OWASP), Business Logic, Secure Coding, Cryptography, Cybersecurity, Test Case, Identity and Access Management, Authentications, Vulnerability Assessments, Threat Modeling, Encryption, Data Validation, Network Protocols, Authorization (Computing), Web Applications
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Change Management, Organizational Change, Employee Training, Google Workspace, Training and Development, Process Management, Customer Success Management, Organizational Effectiveness, Organizational Strategy, Internal Communications, Needs Assessment, Communication Strategies, Stakeholder Engagement
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Node.JS, Web Frameworks, Server Side, Application Servers, Web Applications, Web Servers, Restful API, JSON, Middleware, API Design, Real Time Data, Routing Protocols
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: User Story, Agile Software Development, Agile Project Management, Backlogs, Scaled Agile Framework, Agile Methodology, Sprint Retrospectives, Sprint Planning, Change Management, Team Building, Kanban Principles, Project Management, Estimation, Prioritization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Applications, Cloud Development, Google Cloud Platform, Application Development, Cloud API, Cloud Storage, Application Design, Data Storage, Node.JS, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Data Ethics, Google Cloud Platform, Artificial Intelligence, AI Security, Open Source Technology, Machine Learning Methods, Model Evaluation, Data Quality
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Gemini, Google Cloud Platform, Generative AI, Prompt Engineering, Virtual Networking, General Networking, Network Architecture
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Teradata SQL, Database Architecture and Administration, Data Storage, Relational Databases, Database Management Systems, Mainframe Computing, Data Processing, Data Integration, Query Languages, Performance Tuning
Intermediate · Course · 1 - 4 Weeks