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.

Yale University
Skills you'll gain: Goal Setting, Relationship Building, Critical Thinking
Beginner · Course · 1 - 3 Months

Skills you'll gain: Load Balancing, Microsoft Azure, Cloud Infrastructure, Network Architecture, Cloud Computing Architecture, General Networking, Firewall, Network Security, Cloud Management, IT Automation, Data Migration, Virtual Machines, Microsoft SQL Servers, Performance Tuning, Scalability, Solution Architecture, Disaster Recovery
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Serverless Computing, Containerization, Amazon Web Services, Data Migration, Amazon DynamoDB, Docker (Software), Databases, Cloud Engineering, Kubernetes, AWS Identity and Access Management (IAM), Operational Databases, Amazon Elastic Compute Cloud, Database Management, Performance Tuning, Amazon S3, Cloud Security, Data Security, Scalability
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon CloudWatch, Amazon Web Services, Amazon Elastic Compute Cloud, AWS Identity and Access Management (IAM), Application Performance Management, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Cleansing, Exploratory Data Analysis, Data Manipulation, Data Transformation, Data Quality, Data Analysis, Data Visualization, Google Cloud Platform, Data Management
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Data Transformation, Business Intelligence, Data Modeling, Interactive Data Visualization, Data Manipulation, Dashboard, Data Visualization Software, Microsoft Excel, SQL Server Reporting Services, Data Warehousing, Data Sharing, Data Integration
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Product Support, Google Cloud Platform, End User Training and Support, Technical Support, Cloud Services, Identity and Access Management, Service Level, Technical Communication, Issue Tracking, Data Cleansing, Incident Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Information Management, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Agentic systems, Data Ethics, Discussion Facilitation, Business Ethics, Ethical Standards And Conduct, Healthcare Ethics, Regulation and Legal Compliance, Artificial Intelligence, Compliance Management, Case Studies, Governance, Accountability, Human Centered Design, Predictive Modeling
Beginner · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Threat Modeling, Security Testing, Security Engineering, Cybersecurity, Data Security, Blockchain, Threat Detection, Cryptography, Network Security, Security Strategy, Exploit development, Vulnerability Assessments, Transaction Processing, Regulation and Legal Compliance
Advanced · Course · 1 - 3 Months

Skills you'll gain: Amazon Web Services, Distributed Denial-Of-Service (DDoS) Attacks, Infrastructure Security, Cloud Security, Network Security, AWS Identity and Access Management (IAM), Application Security, Firewall, Amazon Elastic Compute Cloud, Endpoint Security, Vulnerability Management, Amazon CloudWatch
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Vulnerability Assessments, Blockchain, Application Security, Cryptographic Protocols, Computer Security, Security Testing, Security Engineering, Network Security, Data Security, Infrastructure Security, Cryptography, Malware Protection, Scripting, Transaction Processing, Secure Coding, Network Protocols, Key Management, Encryption
Intermediate · Course · 1 - 4 Weeks