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: Environmental Monitoring, Environmental Regulations, Environment, Taxonomy, Geospatial Information and Technology, Environmental Science, Spatial Data Analysis, Research, Scientific Visualization, Data Literacy, Biology, Data Visualization, Physics
Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Predictive Modeling, Predictive Analytics, Simulations, Exploratory Data Analysis, Experimentation, Research Design, Business Analytics, Operations Research, Project Design, Customer Analysis, A/B Testing, Data Mining, Business Analysis, Analytical Skills, Ideation, Advanced Analytics, Applied Machine Learning, Process Mapping, Problem Solving, Critical Thinking
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Load Balancing, Virtual Networking, Google Cloud Platform, Network Performance Management, Hybrid Cloud Computing, Cloud Management, Scalability, TCP/IP, Cloud Security, Distributed Denial-Of-Service (DDoS) Attacks
Intermediate · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Text Mining, Data Ethics, Data Mining, Customer Insights, Marketing Analytics, Unstructured Data, Marketing, Trend Analysis, Brand Awareness, Target Audience, Natural Language Processing, Predictive Analytics, Machine Learning, Data Preprocessing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Mobile Security, Computer Literacy, digital literacy, End User Training and Support, Calendar Management, Telecommunications, Self Service Technologies, Personal Development, Photography, Information Privacy, Communication
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Storytelling, Interactive Data Visualization, Data Visualization Software, Matplotlib, Data Preprocessing, Pandas (Python Package), Scatter Plots, Data Cleansing, Data Integration, Data Transformation, Big Data, Programming Principles, Python Programming
Build toward a degree
Mixed · Course · 1 - 3 Months

Skills you'll gain: Tableau Software, Dashboard, Data Visualization Software, Data Visualization, R Programming, Alteryx, Statistical Programming, Data Presentation, Interactive Data Visualization, Data Cleansing, Data Storytelling, Data Structures, Statistical Analysis, Workflow Management, Data Analysis, Scatter Plots, Data Preprocessing, Data Manipulation, Data Processing, Data Transformation
Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Cyber Threat Intelligence, Threat Management, Cyber Threat Hunting, Threat Detection, Threat Modeling, Endpoint Detection and Response, Cybersecurity, Security Information and Event Management (SIEM), Incident Response, Continuous Monitoring, AI Security, Google Gemini, Digital Forensics, Generative AI, Artificial Intelligence
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Data Ethics, Google Cloud Platform, Artificial Intelligence, Open Source Technology, Machine Learning Methods, Model Evaluation, Data Quality
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Change Management, Organizational Change, Stakeholder Engagement, Google Workspace, Stakeholder Communications, Customer Success Management, Training and Development, Customer Engagement, Employee Training, Strategic Communication, Communication Strategies, Needs Assessment
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Social Determinants Of Health, Health Promotion, Food Safety and Sanitation, Public Health and Disease Prevention, Public Health, Epidemiology, Nutrition and Diet, Policy Development, Health Policy, Public Policies, Policy Analysis, Program Evaluation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Vector Databases, AI Personalization, Web Development, Web Applications, HTML and CSS, Prompt Engineering, Natural Language Processing, Javascript, Database Management, LLM Application, Real Time Data
Intermediate · Guided Project · Less Than 2 Hours