Data collection courses can help you learn survey design, sampling techniques, data cleaning, and statistical analysis. You can build skills in qualitative and quantitative research methods, data visualization, and ethical considerations in data handling. Many courses introduce tools like Excel for data manipulation, R for statistical analysis, and software like Qualtrics for survey creation, showing how these skills are applied in real-world research settings.

Scrimba
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Javascript, Application Programming Interface (API), Code Reusability, Software Design Patterns, Data Management, Data Structures, Web Development, Computational Logic, Programming Principles, Data Import/Export, Software Development, Software Engineering, Performance Tuning
Intermediate · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Cryptography, Data Integrity, Encryption, Authentications, Key Management, Data Security, Public Key Cryptography Standards (PKCS), Digital Communications
Intermediate · Course · 1 - 4 Weeks
Codio
Skills you'll gain: Apache Maven, Build Tools, JSON, JUnit, Java Programming, Java, Web Services, Programming Principles, Package and Software Management, Data Structures, Object Oriented Programming (OOP), Network Protocols, Unit Testing, Style Guides
Intermediate · Course · 1 - 4 Weeks

Institut Mines-Télécom
Skills you'll gain: Digital Transformation, Digital Assets, Business Transformation, Entrepreneurship, Emerging Technologies, Innovation, digital literacy, Business Strategies, Business Modeling, Action Oriented, Market Dynamics, Network Model, Agile Methodology, Product Planning
Mixed · Course · 1 - 4 Weeks
Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Semiconductors, Electronics Engineering, Electronics, Electronic Hardware, Process Engineering, Manufacturing Processes, Production Process, Electronic Components, Chemical Engineering, Materials science, Chemistry, Data Storage Technologies
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Fine-tuning, Model Optimization, Model Training, Model Evaluation, Deep Learning, Performance Tuning, Performance Improvement, Artificial Intelligence and Machine Learning (AI/ML), Performance Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Unit Testing, Server Side, Javascript, Debugging, Back-End Web Development, File Systems, File I/O, Test Script Development, Software Testing, Development Testing, Web Applications, Event-Driven Programming, Code Reusability
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Data Modeling, Oracle SQL Developer, Relational Databases, Database Design, Databases, SQL, Oracle Databases, Query Languages, Software Installation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Convolutional Neural Networks, Keras (Neural Network Library), Image Analysis, Computer Vision, Data Preprocessing, Deep Learning, Artificial Neural Networks, Embeddings, Model Deployment, Application Deployment, Model Training, Classification Algorithms, Supervised Learning, Model Evaluation
Mixed · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: JSON, Restful API, API Design, Web Applications, Application Programming Interface (API), Responsive Web Design, Cascading Style Sheets (CSS), Dashboard Creation, Event-Driven Programming, HTML and CSS, Javascript, Wireframing, Web Servers, Web Development, Real Time Data, Game Design, Hypertext Markup Language (HTML), Servers, Software Development
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Program Development, Code Reusability, Data Validation
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Purchasing, Process Improvement, Accounts Payable, Process Management, Process Optimization, Operational Efficiency, Business Process, Process Improvement and Optimization, Procurement, Strategic Sourcing, Business Process Automation, Operational Excellence, Supplier Management, Supplier Relationship Management, Payment Processing and Collection, Payment Processing, Vendor Management, Cost Reduction, Billing & Invoicing, Invoicing
Beginner · Course · 1 - 4 Weeks