Data cleaning courses can help you learn techniques for identifying and correcting errors in datasets, handling missing values, and standardizing data formats. You can build skills in data validation, outlier detection, and transforming raw data into a usable format. Many courses introduce tools like Python libraries such as Pandas and NumPy, as well as software like OpenRefine, that support executing data cleaning tasks efficiently and ensuring data quality for analysis.

Skills you'll gain: Hibernate (Java), Object-Relational Mapping, CI/CD, Spring Boot, Restful API, Java Programming, Integration Testing, Continuous Integration, Database Development, Cloud Deployment, Application Security, Java, Containerization, Spring Framework, SQL, NoSQL, Docker (Software), Kubernetes, Test Driven Development (TDD), Object Oriented Design
Beginner · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: Blockchain, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Cryptography, Cryptographic Protocols, Secure Coding, Encryption, Vulnerability Assessments, Scalability, Distributed Computing, Exploitation techniques, Transaction Processing, Algorithms
Beginner · Course · 1 - 3 Months

Skills you'll gain: PyTorch (Machine Learning Library), Recurrent Neural Networks (RNNs), Model Evaluation, Convolutional Neural Networks, Natural Language Processing, Deep Learning, Generative Adversarial Networks (GANs), Classification Algorithms, Transfer Learning, Model Training, Vision Transformer (ViT), Artificial Intelligence and Machine Learning (AI/ML), Image Analysis, Fine-tuning, Artificial Neural Networks, Machine Learning, Computer Vision, Generative Model Architectures, Graph Theory, Machine Learning Algorithms
Intermediate · Specialization · 3 - 6 Months

University of London
Skills you'll gain: C++ (Programming Language), C and C++, Object Oriented Programming (OOP), Computer Programming, Test Data, Data Validation, Algorithms, Verification And Validation, Statistical Programming, Development Testing, Data Structures
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Code Reusability, R Programming, Package and Software Management, R (Software), Computer Programming, Data Structures, Software Development, Data Science, Computer Programming Tools, Data Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: React.js, JavaScript Frameworks, Data Persistence, UI Components, Javascript, Web Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Image Analysis, Convolutional Neural Networks, Model Evaluation, Applied Machine Learning, Deep Learning, Model Training, Model Optimization, Computer Vision, Artificial Neural Networks, Machine Learning Methods, Data Preprocessing, Data Processing, Network Architecture
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: ArcGIS, GIS Software, Spatial Data Analysis, Data Visualization, Geographic Information Systems, Geospatial Information and Technology, Geospatial Mapping, Spatial Analysis, Data Import/Export, Data Mapping, Data Integration, Data Management
Intermediate · Guided Project · Less Than 2 Hours

Tally Education and Distribution Services Private Limited
Skills you'll gain: Case Studies, Sales Tax, Accounting Software, Accounting and Finance Software, Tax Preparation, Tax Returns, Data Import/Export, Tax Management, Tax, Tax Compliance, Bookkeeping, Billing & Invoicing, Income Tax, Invoicing, Consolidation, Ledgers (Accounting), Tax Laws, Financial Data, Intercompany Accounting, Financial Accounting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unsupervised Learning, Dimensionality Reduction, Supervised Learning, R Programming, Machine Learning Methods, Applied Machine Learning, R (Software), Classification Algorithms, Statistical Machine Learning, Data Wrangling, Machine Learning Algorithms, Tidyverse (R Package), Machine Learning, Data Science, Ggplot2, Classification And Regression Tree (CART), Feature Engineering, Machine Learning Software, Data Preprocessing, Statistical Programming
Beginner · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, Applied Machine Learning, Model Optimization, Classification Algorithms, Amazon Web Services, Model Training, Machine Learning Methods, Machine Learning Software, Predictive Modeling, Machine Learning, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Recurrent Neural Networks (RNNs), Tensorflow, Natural Language Processing, Deep Learning, Autoencoders, Time Series Analysis and Forecasting, Artificial Neural Networks, Machine Learning, Embeddings, Data Preprocessing
Intermediate · Course · 1 - 4 Weeks