Data Structures and Algorithms courses can help you learn about arrays, linked lists, trees, and graph structures, along with sorting and searching algorithms. You can build skills in problem-solving, optimizing code efficiency, and analyzing algorithm complexity. Many courses introduce tools like Python, Java, or C++ for implementing these concepts, as well as platforms for coding challenges that reinforce your understanding through practical application.

Imperial College London
Skills you'll gain: Dimensionality Reduction, Linear Algebra, Regression Analysis, NumPy, Calculus, Unsupervised Learning, Applied Mathematics, Statistical Methods, Descriptive Statistics, Model Optimization, Mathematical Software, Machine Learning Methods, Jupyter, Statistics, Numerical Analysis, Applied Machine Learning, Geometry, Data Science, Data Manipulation, Data Transformation
★ 4.6 (15K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Splunk, Security Controls, Data Pipelines, Data Infrastructure, Systems Administration, System Configuration, Identity and Access Management, Dataflow, Configuration Management, Debugging, Information Architecture, Performance Tuning, Enterprise Architecture, Distributed Computing, Data Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Quality, Responsible AI, Data Cleansing, Generative AI, Data Preprocessing, Data Validation, Automation, Tensorflow, OpenAI, Alteryx
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Quantitative Research, Data-Driven Decision-Making, Descriptive Statistics, Data Analysis, Statistical Reporting, Statistics, Research Design, Statistical Analysis, Microsoft Excel, Descriptive Analytics, Research Methodologies, Statistical Methods, R (Software), Research, R Programming, Data Collection, Research Reports, Correlation Analysis, Data Ethics
★ 4.4 (18) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Jupyter, Timelines, Microsoft Excel, Spreadsheet Software, Project Schedules, Data Import/Export, Python Programming, Email Automation, Data Literacy, Data Structures, Data Analysis, Data Manipulation
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Generative AI, Responsible AI, Financial Data, Complex Problem Solving, Microsoft Copilot, Data Ethics, ChatGPT, Data-Driven Decision-Making, Data Analysis, Prompt Engineering, Financial Analysis, Data Visualization Software
★ 4.2 (18) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dataflow, Data Pipelines, Data Processing, Real Time Data, File I/O, Data Transformation, Jupyter, Distributed Computing, SQL
★ 4 (44) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Microsoft Excel, Excel Macros, Excel Formulas, Spreadsheet Software, Workflow Management, Business Process Automation, Productivity Software, Data Analysis, Automation, Analysis, Operational Efficiency, Decision Making
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Excel Formulas, Microsoft Excel, Pivot Tables And Charts, Spreadsheet Software, Data Analysis, Data Synthesis, Data Presentation, Data Transformation, Data Cleansing, Data Manipulation
★ 4.6 (354) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Apache Hadoop, Big Data, Data Infrastructure, File Systems, Data Processing, Data Storage, Java, Systems Administration, Distributed Computing, File I/O, System Configuration, File Management, Metadata Management, Computing Platforms, Linux Commands
Mixed · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Data Security, Encryption, Authorization (Computing), General Data Protection Regulation (GDPR), Cryptographic Protocols, Public Key Infrastructure, Authentications, Key Management, Identity and Access Management, Web Development, Application Security, Web Applications, Data Integrity, Multi-Factor Authentication, Security Strategy
★ 4.6 (7) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Data Integration, Databases, Data Processing, Data Import/Export, Database Management, Data Manipulation, File I/O, Data Mapping, Dataflow, Software Installation, Data Transformation, Software Versioning
Mixed · Course · 1 - 4 Weeks