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.

University of Michigan
Skills you'll gain: Data Ethics, Policy Analysis, Case Studies, Political Sciences, Data Analysis, Responsible AI, Public Policies, Analytics, Model Evaluation, Data Presentation, Data-Driven Decision-Making, Ethical Standards And Conduct, R Programming, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Cybersecurity, Threat Management, Security Controls, Threat Detection, Cyber Security Policies, Security Awareness, Computer Security Awareness Training, Cyber Risk, Cyber Security Assessment, Data Security, Network Security, Enterprise Security, Information Assurance, Incident Response, Data Integrity
Beginner · Course · 1 - 4 Weeks

Pontificia Universidad Católica del Perú
Skills you'll gain: Data Preprocessing, Business Analytics, Dimensionality Reduction, Analytics, Data Cleansing, Data Transformation, Anomaly Detection, Data Manipulation, Project Management Life Cycle, Databases, R Programming, Data Analysis, Data Quality, Data Science, Big Data, Exploratory Data Analysis, Supervised Learning
Beginner · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Research, Research Methodologies, Program Evaluation, Community Health, Public Health, Health Policy, Qualitative Research, Case Studies, Patient Communication, Social Impact
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Control Objectives for Information and Related Technology (COBIT), Performance Management, Governance, Performance Measurement, Process Management, IT Management, Project Implementation, Program Implementation, Enterprise Architecture, Risk Management Framework, Goal Setting, Business Analysis, Business Strategies, Stakeholder Management
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Reliability, Performance Tuning, Embedded Software, Embedded Systems, Control Systems, Debugging, Hardware Design, Systems Engineering, Systems Architecture, Failure Analysis, Scalability, Linux
Intermediate · Course · 1 - 4 Weeks

Erasmus University Rotterdam
Skills you'll gain: R Programming, Statistical Modeling, Statistical Methods, Regression Analysis, Statistical Analysis, R (Software), Data Preprocessing, Data Quality, Model Evaluation
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Generative AI Agents, LangChain, AI Workflows, LLM Application, Agentic systems, Development Environment, Model Evaluation, OpenAI, Artificial Intelligence, Scalability, Applied Machine Learning, Performance Tuning, Design
Intermediate · Course · 1 - 4 Weeks

Princeton University
Skills you'll gain: Risk Analysis, Analysis, Systems Thinking, World History, International Relations, Social Network Analysis, Financial Systems, Public Health, Governance, Epidemiology, Complex Problem Solving, Economics, Supply Chain
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: Generative Adversarial Networks (GANs), Autoencoders, Applied Machine Learning
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Programming Principles, Application Development
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Apache Kafka, Apache Hadoop, Apache Spark, Real Time Data, Scala Programming, Data Integration, Command-Line Interface, Apache Hive, Big Data, Applied Machine Learning, Data Processing, Apache, System Design and Implementation, Apache Cassandra, Data Pipelines, Java, Distributed Computing, IntelliJ IDEA, Application Deployment, Enterprise Application Management
Intermediate · Specialization · 3 - 6 Months