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: API Design, API Gateway, OAuth, Application Programming Interface (API), Cloud API, Restful API, Google Cloud Platform, Authentications, Continuous Deployment, CI/CD, Application Lifecycle Management, Authorization (Computing), Web Services, Application Deployment, Software Documentation, Security Controls, Middleware, Software Versioning, Application Security, Data Security
★ 4.7 (2.9K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Object Oriented Programming (OOP), Data Structures, Data Cleansing, Python Programming, Data Analysis, NumPy, Pandas (Python Package), Data Manipulation, Programming Principles, Analytics, Analytical Skills, Scripting, Code Reusability
★ 4.6 (109) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Model Optimization, Artificial Neural Networks, Machine Learning Methods, Deep Learning
★ 4.2 (50) · Advanced · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Market Data, Equities, Financial Market, Financial Systems, Securities (Finance), Wealth Management, Investments, Financial Services, Market Intelligence, Cash Management, Asset Management, Financial Planning, Product Knowledge
Intermediate · Course · 1 - 3 Months

Radio y Televisión Española
Skills you'll gain: Live Streaming, Photo/Video Production and Technology, Video Production, Journalism, digital literacy, Digital Communications
★ 4.9 (69) · Beginner · Course · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: Social Media Campaigns, Social Media Marketing, Social Media Strategy, ChatGPT, Content Creation, Campaign Management, Social Media Content, Customer Communications Management, Social Media Management, Advertising Campaigns, Personalized Campaigns, Digital Media Strategy, Social Media Analytics, Content Development and Management, Campaign Planning, Promotions and Campaigns, Content Scheduling, Generative AI, Artificial Intelligence, Data Analysis
Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Cloud Computing Architecture, Amazon Web Services, Cloud Security, Operational Excellence, Cloud Standards, Sustainable Business, Reliability, Solution Architecture, Cloud-Native Computing, Corporate Sustainability, Process Optimization, Cost Containment, Operational Efficiency, Environmental Social And Corporate Governance (ESG), Security Strategy, Site Reliability Engineering, Cost Management, Interviewing Skills
★ 4.6 (54) · Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon CloudWatch, Amazon Web Services, Devops Tools, AWS CloudFormation, AWS Identity and Access Management (IAM), DevOps
★ 4.4 (61) · Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Environmental Management Systems, Environmental Policy, Corrective and Preventive Action (CAPA), Document Control, Quality Management Systems, Environmental Regulations, Compliance Management, Regulatory Requirements, Sustainability Standards, Emergency Response, Risk Control, Compliance Auditing, Operational Risk, Internal Auditing, Sustainable Business, Continuous Improvement Process, Performance Measurement, Performance Analysis, Communication Planning, Employee Training
★ 4.9 (7) · Intermediate · Course · 3 - 6 Months

Google Cloud
Skills you'll gain: Generative AI, Data Analysis, Model Training, Data-Driven Marketing, Data Wrangling, Customer Relationship Management (CRM) Software, Predictive Analytics, Machine Learning Algorithms, Machine Learning, Data Science, Data Processing
★ 4.2 (13) · Beginner · Specialization · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: GitHub Copilot, Model Context Protocol, GitHub, Responsible AI, Git (Version Control System), Model Evaluation, AI Integrations, Object-Relational Mapping, Package and Software Management, Restful API, Open Source Technology, CI/CD, AI Security, Security Controls, Generative AI, Agentic Workflows, Security Strategy, Enterprise Architecture, Automation Engineering, Machine Learning
Beginner · Specialization · 3 - 6 Months

University of Maryland, College Park
Skills you'll gain: Human Factors (Security), Usability, Human Computer Interaction, Authentications, Security Engineering, Usability Testing, Interaction Design, User Interface (UI), Human Factors, Information Privacy, Cybersecurity, Personally Identifiable Information, User Interface (UI) Design, Multi-Factor Authentication, User Centered Design, Design
★ 4.6 (3.3K) · Mixed · Course · 1 - 3 Months