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.

University of London
Skills you'll gain: Oral Expression, Storytelling, Persuasive Communication, Empathy, Rapport Building, Drive Engagement, Emotional Intelligence, Communication Strategies, Personal Attributes, Public Speaking, Communication, Relationship Building, Interpersonal Communications, Verbal Communication Skills, Target Audience, Workplace inclusivity, Non-Verbal Communication, Self-Awareness, Executive Presence, Active Listening
★ 4.7 (1.3K) · Beginner · Specialization · 1 - 3 Months
Madecraft
Skills you'll gain: Data Visualization, Pivot Tables And Charts, Data Presentation, Interactive Data Visualization, Data Visualization Software, Microsoft Excel, Dashboard, Dashboard Creation, Spreadsheet Software, Microsoft PowerPoint, Data Transformation, Presentations, Consolidation, Design Elements And Principles
Beginner · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Key Management, Data Security, Cryptography, Encryption, Cybersecurity, Network Security, Cryptographic Protocols, Security Information and Event Management (SIEM), Network Monitoring, Information Assurance, Network Analysis, Intrusion Detection and Prevention, Security Controls, Event Monitoring, Data Capture, Continuous Monitoring, Data Integrity
★ 4.8 (66) · Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Maintenance, Google Cloud Platform, Data Store, Database Administration, Database Architecture and Administration, Data Management, Databases, Dataflow, Data Access, Data Import/Export, Query Languages
★ 5 (11) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: OAuth, JSON, Data Wrangling, Application Programming Interface (API), Secure Coding, Application Security
Intermediate · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Apache Hadoop, Apache Spark, PySpark, Data Pipelines, Distributed Computing, Big Data, Apache Hive, Data Processing, Data Storage, Scikit Learn (Machine Learning Library), Predictive Modeling, Scalability, Data Management, File Systems, Data Science, Data Transformation, Information Technology, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Responsible AI, Data Ethics, AI literacy, Debugging, Data Transformation, Generative AI, Prompt Patterns, Data Preprocessing, Analytics, AI Integrations, AI Workflows, Data Analysis, Data Cleansing, Excel Formulas, Data Manipulation, Code Review, Model Optimization, Data Analysis Software, SQL
★ 4.6 (13) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Mining, Data Pipelines, Analytical Skills, Data Preprocessing, Ideation, Exploratory Data Analysis, Model Evaluation, Technical Writing, Technical Communication
★ 4.4 (33) · Intermediate · Course · 1 - 4 Weeks

West Virginia University
Skills you'll gain: Fraud detection, Auditing, Loss Prevention, Internal Controls, Financial Controls, Anomaly Detection, Financial Auditing, Cybersecurity, Financial Data, Investigation, Analytics, Specialized Accounting, Big Data, Accounting, Business Ethics, Data Mining, Accountability
★ 4.7 (6.3K) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Performance Reporting, Marketing Analytics, Business Intelligence, Business Intelligence Software, Dashboard Creation, Data-Driven Marketing, Data Visualization Software, Dashboard, Data Presentation, Power BI, Analytics, Tableau Software, IBM Cognos Analytics, Grafana, Data Integration, Splunk
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Preprocessing, Data Wrangling, Data Processing, Data Integration
★ 4.8 (48) · Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Apache Spark, PySpark, Apache Kafka, Apache Airflow, Kubernetes, Containerization, Docker (Software), Amazon Bedrock, Data Pipelines, Data Engineering, Cloud-Native Computing, Big Data, Data Processing, AI Workflows, Generative AI, Google Cloud Platform, Data Infrastructure, Data Lakes, Data Architecture, Building Design
Intermediate · Course · 1 - 3 Months