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.

LearnKartS
Skills you'll gain: Computer Security Incident Management, Vulnerability Management, Cyber Governance, Threat Modeling, Incident Response, Network Security, Cyber Threat Intelligence, Malware Protection, Cyber Attacks, Governance Risk Management and Compliance, Hardening, Threat Detection, Security Strategy, Application Security, Mobile Security, Business Risk Management, Vulnerability, Security Awareness, Vulnerability Assessments, Vulnerability Scanning
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: File I/O, Git (Version Control System), Software Development Methodologies, JUnit, Requirements Analysis, Version Control, Application Development, Software Development Life Cycle, SQL, Full-Stack Web Development, Test Driven Development (TDD), Systems Development, Software Development, Functional Requirement, Restful API, Object Oriented Programming (OOP), Database Management, Digital Transformation, Java Programming, Generative AI
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Generative AI, Database Design, Data Pipelines, Query Languages, Extract, Transform, Load, Responsible AI, Data Warehousing, Prompt Engineering, Data Ethics, Data Infrastructure, Data Architecture, AI Enablement, Data Mining, Data Synthesis, Infrastructure Architecture, Data Analysis, Data Quality, Convolutional Neural Networks
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Scatter Plots, Data Visualization, Regression Analysis, Excel Formulas, Microsoft Excel, Data Analysis, Descriptive Statistics, Data Visualization Software, Analytics, Statistical Analysis, Statistical Methods, Descriptive Analytics, Correlation Analysis, Statistics, Analysis, Exploratory Data Analysis, Pivot Tables And Charts, Trend Analysis
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Business Writing, Business Correspondence, Business Communication, Writing, Organizational Skills, Concision, Writing and Editing, Proofreading, Grammar, Communication, Editing, Organizational Strategy, Persuasive Communication, Verbal Communication Skills, Communication Strategies
Beginner · Course · 1 - 4 Weeks

Salesforce
Skills you'll gain: Sales Pipelines, Sales Process, Sales Operations, Customer Success Management, Order Management, Sales Management, Salesforce, Dashboard, Sales, Sales Development, Closing (Sales), Lead Generation, Request For Quotation (RFQ), Sales Support, Customer Relationship Management, Sales Enablement, Product Knowledge, B2B Sales, Customer Relationship Management (CRM) Software, Campaign Management
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Excel Formulas, Microsoft Excel, Spreadsheet Software, Pivot Tables And Charts, Statistical Analysis, Data Manipulation, Descriptive Statistics, Data Analysis, Data Cleansing, Data Presentation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Predictive Analytics, Data Presentation, Responsible AI, Predictive Modeling, Strategic Decision-Making, Data-Driven Decision-Making, Business Intelligence, Data Visualization, Decision Making, Artificial Intelligence and Machine Learning (AI/ML), Scikit Learn (Machine Learning Library), Business Marketing, Natural Language Processing, Text Mining, Python Programming, Reinforcement Learning, Data Security, Network Analysis, Security Awareness
Beginner · Course · 1 - 4 Weeks
Georgia Institute of Technology
Skills you'll gain: Cloud Applications, Cloud Computing, Cloud Infrastructure, Distributed Computing, Virtualization, Data Store, Software Systems, Multi-Tenant Cloud Environments, Virtual Machines, Scalability, Apache Hadoop
Mixed · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: File I/O, Matplotlib, Object Oriented Design, Java, Object Oriented Programming (OOP), Data Analysis, Unit Testing, Pandas (Python Package), Java Programming, Eclipse (Software), Application Development, Data Visualization, Data Structures, Data Science, Data Cleansing, Debugging, Programming Principles, Computer Programming Tools, Python Programming, Computer Programming
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Account Strategy, Account Management, Selling Techniques, Technical Sales, Sales Territory Management, Cold Calling, Sales Process, Sales Strategy, Closing (Sales), Customer Relationship Building, Customer Engagement, B2B Sales, Consultative Selling, Customer Relationship Management, Solution Selling, Generative AI Agents, Lead Generation, Overcoming Objections, Return On Investment, Predictive Analytics
Intermediate · Specialization · 3 - 6 Months

University of Toronto
Skills you'll gain: ArcGIS, Spatial Data Analysis, Geographic Information Systems, Spatial Analysis, Geospatial Mapping, Data Mapping, Global Positioning Systems, Data Capture
Beginner · Course · 1 - 3 Months