Java Data Structures courses can help you learn about arrays, linked lists, stacks, queues, and hash tables. You can build skills in algorithm efficiency, data manipulation, and implementing search and sort techniques. Many courses introduce tools like Eclipse or IntelliJ IDEA, which support coding practices and debugging, allowing you to apply your knowledge in real coding environments. You'll also explore concepts such as recursion and tree structures, enhancing your ability to tackle complex programming challenges.

Coursera
Skills you'll gain: Social Media Campaigns, Digital Advertising, Marketing Strategies, Brand Awareness, Digital Media Strategy, MarTech, Customer Engagement, Strategic Marketing, Social Media Marketing, Digital Marketing, Consumer Behaviour, Content Creation, Market Trend, Strategic Planning, Trend Analysis
Beginner · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Environmental Issue, Physical Science, Climate Change Adaptation, Environment, Climate Change Mitigation, Geographic Information Systems, Environmental Science, Physics, Simulation and Simulation Software, Experimentation, Mathematical Modeling, Scientific Visualization
Mixed · Course · 1 - 4 Weeks
Skills you'll gain: File Systems, Operating Systems, Unix, Data Integrity, Debugging, File I/O, Linux, Distributed Computing, Data Storage, C (Programming Language), System Programming, Command-Line Interface, Data Security, Computer Hardware, Scalability
Intermediate · Course · 1 - 3 Months

Saïd Business School, University of Oxford
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Generative AI, Agentic systems, OpenAI, ChatGPT, AI Workflows, AI Product Strategy, Large Language Modeling, Artificial Intelligence, Model Evaluation, Responsible AI, AI Security, Decision Making
Beginner · Course · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Cultural Diversity, Anthropology, Biology, Sociology, Psychology, Ancient History, Political Sciences, Neurology, Scientific Methods, Research, Science and Research
Mixed · Course · 1 - 3 Months

IBM
Skills you'll gain: COBOL (Programming Language), Report Writing, Debugging, Programming Principles, Software Testing, Computer Programming, Maintainability, Business Logic, Software Engineering, Data Storage, Numerical Analysis
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Organizational Change, Change Management, Performance Review, Human Resource Policies, Recruitment, Smart Goals, Employee Performance Management, Employee Engagement, Diversity and Inclusion, Interviewing Skills, Human Resources, Human Resource Management, Organizational Structure, Employee Onboarding, Health Care Administration, Internal Communications, Labor Law
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Digital Transformation, Product Lifecycle Management, Business Technologies, Business Transformation, Automation, Internet Of Things, Product Design, Emerging Technologies, Telecommunications, Wireless Networks, Business Strategy, Augmented and Virtual Reality (AR/VR), Cloud Computing, Artificial Intelligence
Beginner · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Responsible AI, AI Security, Data Ethics, Governance, Data Governance, Law, Regulation, and Compliance, Ethical Standards And Conduct, Compliance Training, Artificial Intelligence, Business Ethics, Compliance Management, Accountability, Regulatory Requirements, Governance Risk Management and Compliance, General Data Protection Regulation (GDPR), Personally Identifiable Information, Information Privacy, Stakeholder Engagement
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Technical Communication, LLM Application, Debugging, Anomaly Detection, Root Cause Analysis, Pandas (Python Package), Business Metrics, Data Analysis Expressions (DAX), Data Analysis, Analysis, Data Processing, Data Manipulation, Performance Metric, Generative AI, Customer Retention, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks

Universidad de Palermo
Skills you'll gain: Marketing Operations, Sales Management, Marketing Analytics, Business Metrics, Business Operations, Marketing, Business Marketing, Sales, B2B Sales, Sales Strategy, Business, Performance Measurement, Digital Marketing, Return On Investment, Customer Relationship Building, Business Management, Financial Forecasting, Promotional Strategies, Cross-Functional Collaboration, Conflict Management
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Convolutional Neural Networks, Computer Vision, Image Analysis, Keras (Neural Network Library), Artificial Neural Networks, Tensorflow, Deep Learning, Transfer Learning, Classification Algorithms, Network Architecture, Data Processing
Intermediate · Course · 1 - 4 Weeks