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.

Skills you'll gain: SQL, Databases, Relational Databases, Data Analysis, Query Languages, Stored Procedure, Data Manipulation, Cloud Applications, Jupyter, Pandas (Python Package), Python Programming
Beginner · Course · 1 - 3 Months

Skills you'll gain: Oracle Cloud, Cloud Infrastructure, Oracle Databases, Cloud Computing, Infrastructure As A Service (IaaS), Cloud Services, Cloud Security, Identity and Access Management, Cloud Storage, Virtual Networking, Scalability
Beginner · Course · 1 - 4 Weeks
University of California, Davis
Skills you'll gain: Keyword Research, Search Engine Optimization, Web Analytics and SEO, Search Engine Marketing, Competitive Analysis, Content Strategy, Blogs, Web Content, Social Media, Social Media Strategy, Target Audience, Presentations, Content Creation, Google Analytics, Report Writing, Data Analysis, Analytics, Social Media Marketing, Client Services, Content Marketing
Beginner · Specialization · 3 - 6 Months
Skills you'll gain: File Systems, Operating Systems, OS Process Management, C (Programming Language), System Programming, Unix, Virtualization, Data Integrity, Debugging, File I/O, Linux, Performance Tuning, Distributed Computing, Data Storage, Command-Line Interface, Virtual Machines, Data Security, Computer Hardware, Scalability, Data Structures
Beginner · Specialization · 3 - 6 Months

Stanford University
Skills you'll gain: Feature Engineering, Model Evaluation, Healthcare Ethics, Pharmaceuticals, Data Ethics, Responsible AI, Clinical Research, Clinical Data Management, Health Systems, Healthcare Industry Knowledge, Clinical Research Ethics, Unstructured Data, Health Care, Model Deployment, Health Informatics, Data Mining, Managed Care, Applied Machine Learning, Machine Learning, Artificial Intelligence
Beginner · Specialization · 3 - 6 Months

Cisco Learning and Certifications
Skills you'll gain: Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Malware Protection, Network Monitoring, Network Administration, TCP/IP, Network Infrastructure, Infrastructure Security, Intrusion Detection and Prevention, Network Protocols, Load Balancing, Firewall, Vulnerability Assessments, General Networking, Authorization (Computing), Web Applications, Authentications
Mixed · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Data Governance, Governance, Data Management, Compliance Management, Data Architecture, General Data Protection Regulation (GDPR), Data Strategy, Regulatory Compliance, Data Security, Cloud Security, Metadata Management, Information Management, Regulatory Requirements, Data Integrity, Data Quality, Data Access, Cloud Computing, Risk Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object-Relational Mapping, Django (Web Framework), Bootstrap (Front-End Framework), Cloud Deployment, SQL, Relational Databases, Full-Stack Web Development, Back-End Web Development, Databases, Database Management Systems, Authentications, Authorization (Computing), Application Development, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 3 Months

Stanford University
Skills you'll gain: Statistics, Descriptive Statistics, Sampling (Statistics), Statistical Analysis, Data Analysis, Statistical Inference, Exploratory Data Analysis, Statistical Hypothesis Testing, Probability, Regression Analysis, Data Collection, Probability Distribution
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Microsoft Excel, Excel Formulas, Spreadsheet Software, Microsoft Office, Data Entry, Microsoft 365
Intermediate · Guided Project · Less Than 2 Hours

ISC2
Skills you'll gain: Configuration Management, Cybersecurity, Computer Security Awareness Training, Data Security, Security Controls, Security Management, Event Monitoring, Encryption, Network Security, Continuous Monitoring, Cyber Security Policies, Security Strategy, System Monitoring, General Networking, Cryptography, Data Management
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Network Security, Network Protocols, TCP/IP, Cloud Computing, Firewall, Cloud Services, General Networking, Networking Hardware, Network Architecture, OSI Models, Microsoft Azure, Computer Networking, Network Infrastructure, Network Monitoring, Virtualization
Beginner · Course · 1 - 3 Months