Java Streams Course
This course dives deep into Java Streams, teaching you to build efficient data pipelines. Learn to refactor traditional loops, use advanced collectors for grouping and partitioning, implement pagination and sorting, and optimise parallel streams. Develop skills for writing clean, testable, high-performance code suitable for enterprise Java projects, ensuring reliable data processing in real-world scenarios.

flexible workload of 4 to 360h
valid certificate in your country
What will I learn?
Gain expertise in Java Streams for efficient data handling. Cover stream basics like creation, filtering, mapping, and reduction. Advance to collectors for grouping, partitioning, and summarising data. Master sorting, pagination, complex queries, refactoring loops to pipelines, collections, immutability, testing, debugging, profiling, and parallel stream optimisation for robust code.
Elevify advantages
Develop skills
- Master Java Streams to create fluent, efficient data pipelines for practical use.
- Refactor complex legacy loops into simple, readable stream operations.
- Optimise stream performance using parallel processing, JMH benchmarks, and primitive streams.
- Utilise advanced collectors for data grouping, partitioning, and custom aggregations.
- Test and debug stream code effectively with JUnit, AssertJ, and IDE debugging tools.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
Your classes are perfect. I got the one-year package and finally have the chance to follow several topics I'm interested in without having to switch platforms... I appreciate everything you do, I've already recommended you to others...

Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can switch chapters and skip content I don't need.

Mariana FerresPhotography Student
I like the content and the way the videos are presented and transcribed, which speeds up the process!

Luciana AlvarengaNail Design Student
The platform is fast and easy to use. The variety of content and the supplementary videos really help with learning.

Giulio CarloPrompt Engineering Student
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