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.

Infosec
Skills you'll gain: Digital Forensics, Microsoft Windows, Data Analysis Software, User Accounts, USB, File Systems, System Configuration, Software Installation, Operating Systems, System Support
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Debugging, Automation, Web Scraping, Software Testing, Web Development Tools, Test Case, Browser Compatibility, Cascading Style Sheets (CSS)
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Portfolio Risk, Portfolio Management, Financial Analysis, Financial Data, Analysis, Data Analysis, Risk Management, Quantitative Research, Performance Analysis, Market Data, Financial Modeling, Investments, Asset Management
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Billing, Looker (Software), Billing Systems, Expense Management, Cloud Management, Dashboard, Cost Management, Expense Reports, Google Sheets, Account Management, Resource Management, Identity and Access Management
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, Multimodal Prompts, Embeddings, Large Language Modeling, Generative AI, Vector Databases, Image Analysis, Applied Machine Learning
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: LangChain, Prompt Engineering, Large Language Modeling, Retrieval-Augmented Generation, Vector Databases, Tool Calling, Embeddings, OpenAI API, ChatGPT, Google Gemini, Agentic Workflows
Beginner · Course · 1 - 4 Weeks

University of Glasgow
Skills you'll gain: Business Writing, Business Correspondence, Writing, Report Writing, Business Communication, Writing and Editing, Organizational Structure, Vocabulary, Grammar, Concision, English Language, Target Audience, Organizational Skills, Editing, Press Releases
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Project, Earned Value Management, Work Breakdown Structure, Project Schedules, Resource Allocation, Calendar Management, Project Controls, Excel Macros, Project Performance, Resource Management, Timelines, Business Reporting, Resource Planning, Milestones (Project Management), Scheduling, Cost Management, Project Management, Capacity Management, Dependency Analysis, Consolidation
Intermediate · Course · 3 - 6 Months

Fundação Instituto de Administração
Skills you'll gain: Digital Transformation, IT Service Management, Information Technology Infrastructure Library, Service Management, Interoperability, Business Transformation, Data Strategy, DevOps, Information Systems Security, Cybersecurity, Systems Integration, Innovation, Application Programming Interface (API), Service Design, Service Level, Organizational Strategy, Mobile Banking, Social Media, E-Commerce, Business Modeling
Beginner · Specialization · 3 - 6 Months

Universidad de Palermo
Skills you'll gain: Business Intelligence, Data Governance, Data Storytelling, Business Analytics, Looker (Software), Performance Measurement, Data Visualization, Key Performance Indicators (KPIs), Business Metrics, Data Modeling, Data Warehousing, General Data Protection Regulation (GDPR), Digital Transformation, Emerging Technologies, Star Schema, Data Mart, Data Quality, Talent Management, Team Building, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Large Language Modeling, LLM Application, Generative AI, Prompt Engineering, Model Evaluation, Data Preprocessing, Application Development, Model Deployment, Open Source Technology
Intermediate · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Responsible AI, Tensorflow, PyTorch (Machine Learning Library), Anomaly Detection, AI Personalization, Internet Of Things, Telecommunications, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Wireless Networks, Generative AI, Emerging Technologies, Generative AI Agents, Network Performance Management, Digital Communications, Network Architecture, Network Protocols, Computer Networking, Communication, System Design and Implementation
Advanced · Specialization · 1 - 3 Months