Java

Clean Code: The Next Level 2026

Clean Code: The Next Level is an advanced Clean Code certification training for Java developers, focusing on the latest Java principles, design patterns, and architecture best practices. The masterclass covers advanced design patterns and architectural strategies for building modular, maintainable, and domain-driven enterprise applications without unnecessar…

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12Speakers
9Sponsors
2On the bill · sessions
9Companies · in total
§I

Speakers

Programmed at Clean, in alphabetical order.
Alex K.
Senior Java Developer
Anita R.
Java Solutions Architect
Artur Karbone
Senior Software Engineer
Eduard Sizov
Ivan Shevchuk
Software Architect
Jahziah W.
Java Consultant
Jeremy R.
Java Chapter Lead
Kristina A.
Java Developer
Liesbeth de Keyzer
Senior Software Developer
Lin Jin
Backend Team Lead (Java)
Roberts V.
Senior Developer and Team Lead
Sergey O.
Java Programmer
§II

Sponsors

The houses behind the program. Tiers as disclosed.
GraalVM
Hibernate
Jakarta EE
JetBrains
Kotlin
Micronaut
Quarkus
SonarQube
Spring
§III

Agenda

Selected from 2 sessions on the bill.
  • Day 1

    Day 1 ⋅ Code Design Principles and Patterns

    Master the art of effective naming. Identify the right level of abstraction. Use cognitive load as a driver for refactoring. Find the balance between specific and abstract code. Ap…

  • Day 2

    Day 2 ⋅ Architecture Principles and Patterns

    Slice and structure your application by Features (Vertical Slice Architecture). Modernize your application layer with the Mediator pattern. Enable tracing, logging, and transaction…

Intermission
Part the Second · For the Buyer

An audience of 9 companies, parsed from the program.

Nine companies in attendance.

The numbers below are derived from the speakers, sponsors, and exhibitors on this page — cross-referenced into one ledger. They are the only thing here that 10times.com cannot tell you.

Who's in the room
0All threespeak · spons · exh
9Sponsoringsponsor only
0Companies Speakingspeaker only
Speakers by seniority
  • Manager / Lead325%
  • Engineer · IC867%
  • Other roles18%

Of 12 on the bill · classified by free-text title

Most-represented companies
  1. 01GraalVMSp
  2. 02HibernateSp
  3. 03Jakarta EESp
  4. 04JetBrainsSp
  5. 05KotlinSp
  6. 06MicronautSp
  7. 07QuarkusSp
  8. 08SonarQubeSp
  9. 09SpringSp
Sponsors by tier
unspecified9
100% of 9