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.

University of Leeds
Skills you'll gain: Integrated Development Environments, Debugging, Microsoft Visual Studio, Unit Testing, Software Development Tools, Computer Programming Tools, Testability, Program Development, Development Environment, Software Engineering Tools
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Flutter (Software), Google Gemini, Generative AI Agents, Artificial Intelligence, LLM Application, Model Deployment, AI Orchestration, AI Workflows, Google Cloud Platform, AI Integrations, Generative AI, Mobile Development, Cloud Hosting
Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Apache Hadoop, Apache Spark, Big Data, Amazon Web Services, Business Intelligence, Command-Line Interface, Data-Driven Decision-Making, Data Processing, Analytics
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Sensory Systems Analysis, Marketing Psychology, Influencing, Case Studies, Persuasive Communication, Advertising, Marketing Communications, Consumer Behaviour, Decision Making, Marketing Effectiveness, Neurology, Behavioral Economics, Marketing, Psychology, Anatomy
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Storage, Data Storage, Hybrid Cloud Computing, Data Storage Technologies, Cloud Security, Cloud Computing, Cloud Infrastructure, Performance Tuning, Business Continuity Planning, Virtual Networking, Multi-Cloud, Business Continuity, Disaster Recovery, Cloud Platforms, Virtual Private Networks (VPN), Load Balancing, Database Management, IBM Cloud, Architectural Design, Planning
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Experimentation, Statistical Analysis, Statistical Methods, Statistical Hypothesis Testing, Variance Analysis, Data Analysis, Statistical Modeling
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Computer Security Incident Management, Cyber Security Strategy, MITRE ATT&CK Framework, Data Integrity
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Cloud, Oracle Databases, Cloud Computing, Data Architecture, Strategic Partnership, Cloud Security, Database Architecture and Administration, Database Management, Cloud Infrastructure, Cloud Computing Architecture, Security Controls, Cloud Deployment, Scalability, Disaster Recovery
Intermediate · Course · 1 - 4 Weeks

Xbox
Skills you'll gain: User Story, Product Planning, User Interface (UI), Competitive Analysis, Product Roadmaps, User Interface and User Experience (UI/UX) Design, Stakeholder Management, Market Research, Product Management, User Interface (UI) Design, Usability, Design Thinking, User Experience Design, Stakeholder Engagement, AI Product Strategy, Mockups, Consumer Behaviour, Usability Testing, Product Strategy, Data Analysis
Beginner · Professional Certificate · 3 - 6 Months

University of Colorado System
Skills you'll gain: Concision, Grant Writing, Sample Size Determination, Institutional Review Board (IRB), Grant Applications, Proposal Writing, Biostatistics, Proposal Development, Writing, Clinical Research Ethics, Medical Science and Research, Statistical Analysis, Persuasive Communication, Data Analysis, Clinical Research, Statistical Methods, Research Design, Science and Research, Resource Allocation, Data Collection
Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: Spring Framework, Cloud-Native Computing, Software Architecture, Microservices, Spring Boot, Cloud Applications, Software Design Patterns, Event-Driven Programming, Java Programming, Restful API, Performance Tuning, MongoDB, Application Programming Interface (API), Web Applications, Scalability, Functional Design, Resilience, Integration Testing, Performance Management, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Cyber Security Assessment, Security Testing, Exploitation techniques, Hardening, Vulnerability Assessments, Intrusion Detection and Prevention, Brute-force attacks, Application Security, Network Security, Virtual Local Area Network (VLAN), Business Logic, Cloud Security, API Testing, Wireless Networks, Data Persistence, Application Programming Interface (API)
Advanced · Course · 1 - 4 Weeks