Core Java courses can help you learn object-oriented programming, exception handling, multithreading, and Java Collections. You can build skills in writing efficient algorithms, debugging code, and developing user interfaces. Many courses introduce tools like Eclipse and IntelliJ IDEA, which are commonly used for coding and testing Java applications, along with frameworks such as Spring and Hibernate that facilitate web development and database management.

Skills you'll gain: Rmarkdown, Plot (Graphics), Ggplot2, Statistical Visualization, Box Plots, Scatter Plots, Data Visualization, Histogram, Descriptive Statistics, Data Visualization Software, Graphing, R Programming, Data Science
Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Amazon Web Services, AWS Identity and Access Management (IAM), Amazon CloudWatch, Amazon DynamoDB, Database Management, AWS CloudFormation, Amazon Elastic Compute Cloud, Cloud Infrastructure, Amazon S3, Cloud Computing, Public Cloud, Cloud Storage, Scalability
Beginner · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Innovation, Design Thinking, Intellectual Property, Ideation, Organizational Strategy, New Product Development, Human Centered Design, Business Transformation, Strategic Partnership, Business Strategy, Business Process
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Apache Kafka, Real Time Data, Data Pipelines, Data Processing, Operational Databases, System Monitoring, Scalability, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Network Security, Vulnerability Scanning, Wireless Networks, Cybersecurity, Exploitation techniques, Linux, Vulnerability Assessments, Information Systems Security, Command-Line Interface, Network Analysis, Encryption, Virtual Private Networks (VPN), System Configuration, Software Installation, File Management, Virtual Machines
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Arithmetic, Logical Reasoning, Quantitative Research, Estimation, Applied Mathematics, Advanced Mathematics, Algebra, Complex Problem Solving, General Mathematics
Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Data Structures, Distributed Computing, Algorithms, Performance Tuning, Functional Design, Performance Testing, Computer Programming
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Apache Hadoop, Data Processing, Distributed Computing, Performance Tuning, Big Data, Software Architecture, Scalability, Java, System Configuration
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Network Architecture, Network Planning And Design, Cloud Computing Architecture, Network Infrastructure, Google Cloud Platform, General Networking, Network Routing, Cloud Infrastructure, Network Security, Network Troubleshooting, Network Analysis, Virtual Private Networks (VPN), Firewall, Load Balancing, Network Performance Management, Scalability
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Financial Statements, Working Capital, Financial Forecasting, Cost Management, Variance Analysis, Budgeting, Income Statement, Financial Acumen, Cash Flows, Capital Expenditure, Balance Sheet, Financial Analysis, Operating Expense
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Hypothesis Testing, Correlation Analysis, Six Sigma Methodology, R (Software), R Programming, Statistical Analysis, Regression Analysis, Probability & Statistics, Data Literacy, Data Science
Intermediate · Guided Project · Less Than 2 Hours

DeepLearning.AI
Skills you'll gain: LLM Application, Large Language Modeling, Database Systems, Databases, Algorithms, Semantic Web, Data Mining, Prompt Engineering, Applied Machine Learning, Unsupervised Learning
Intermediate · Project · Less Than 2 Hours