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.

Amazon Web Services
Skills you'll gain: Customer experience improvement, Salesforce, Operational Efficiency, Technology Solutions, Operational Excellence, Business Solutions, Systems Integration, Amazon Web Services, Data Integration, Business Technologies, Customer Service, Cloud Solutions, Business Valuation
Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Network Troubleshooting, Hybrid Cloud Computing, Telecommunications, Collaboration, Dynamic Host Configuration Protocol (DHCP), Wide Area Networks, User Provisioning, Virtual Private Networks (VPN), Network Support, Cloud Deployment, Cloud-Based Integration, Firewall, Network Performance Management, Network Administration, Session Initiation Protocols, System Configuration, Network Monitoring, Identity and Access Management, Administration, Product Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: AWS Kinesis, Data Engineering, Amazon Redshift, Apache Kafka, Cloud Computing Architecture, Data Lakes, Real Time Data, Amazon Elastic Compute Cloud, Data Management, Apache Hive, Data Visualization Software, Cloud Storage, Amazon S3, Data Integration, Data Architecture, Data Migration, Performance Tuning, Serverless Computing, Database Architecture and Administration, AWS Identity and Access Management (IAM)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Serverless Computing, Image Analysis, API Gateway, Computer Vision, Event-Driven Programming, Amazon S3, Microservices, Amazon Web Services, Authentications, Cloud Computing Architecture, Amazon DynamoDB, API Design, Application Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Database Management, Cloud Applications, Virtual Networking
Beginner · Course · 3 - 6 Months

Skills you'll gain: DevOps, Cloud Deployment, Amazon Elastic Compute Cloud, Technical Analysis, Real Time Data
Advanced · Course · 1 - 3 Months

Skills you'll gain: Threat Detection, Operating Systems
Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Hybrid Cloud Computing, Cloud Deployment, Kubernetes, Application Deployment, Cloud Platforms, Cloud Infrastructure, Amazon Web Services, Multi-Cloud
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Metasploit, Exploit development, Exploitation techniques, Vulnerability, Penetration Testing, Vulnerability Assessments, Vulnerability Scanning, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, System Configuration, Data Security, Cybersecurity, Cyber Attacks, Linux, Bash (Scripting Language), Proxy Servers, Scripting, Linux Commands, Scripting Languages, Python Programming
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: AI Security, Responsible AI, Threat Modeling, DevSecOps, Governance Risk Management and Compliance, Compliance Management, Data Ethics, Data Governance, Model Evaluation, Reinforcement Learning, Risk Management, Prompt Engineering, Governance, Regulatory Compliance, Security Testing, MLOps (Machine Learning Operations), MITRE ATT&CK Framework, Continuous Monitoring, Ethical Standards And Conduct, Vulnerability Assessments
Intermediate · Specialization · 3 - 6 Months

Amazon Web Services
Skills you'll gain: Customer experience improvement, Operational Efficiency, Salesforce, Operational Excellence, Business, Case Studies, Cloud-Based Integration, Amazon Web Services, Systems Integration, Business Solutions, Business Transformation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Bash (Scripting Language), Test Automation, Unit Testing, Scripting, Software Testing, Test Driven Development (TDD), Linux Commands, Unix Commands, Development Environment, Operating Systems, Command-Line Interface, File Management, OS Process Management, File Systems, Automation, Python Programming
Beginner · Course · 1 - 3 Months