WeAreDevelopers LIVE • Nov 12, 2020

Slip Through the Boundaries of Legacy Systems with Kotlin and Spring WebFlux

Lukas Georgieff , Alberto Gisbert

Are legacy architectures choking your high-throughput services? Migrating to Kotlin and Spring WebFlux solves thread exhaustion. Learn to master reactive streams without triggering silent operational failures.

Slip Through the Boundaries of Legacy Systems with Kotlin and Spring WebFlux thumbnail

Checking access…

Playback and chapters load privately for Free videos.

Matching moments

3:12 min

Solving thread blocking with reactive frameworks and Kotlin

Jan Weinschenker

Jan Weinschenker · World Congress 2024

2:17 min

Adopting Spring WebFlux and the Reactor API

Matthias Falkenberg +1 · World Congress 2022

1:54 min

Weighing architectural complexity against system performance benefits

Michael Eder +1 · LIVE

2:08 min

Framework adoption challenges in the reactive programming ecosystem

Jan Weinschenker

Jan Weinschenker · World Congress 2023

5:45 min

Designing a reactive API layer with Mono publishers

Michael Eder +1 · LIVE

3:32 min

Refactoring data processing pipelines using Spring WebFlux streams

Jan Weinschenker

Jan Weinschenker · World Congress 2023

More from WeAreDevelopers LIVE

Humans in the Loop: Storytelling in Tech thumbnail

Humans in the Loop: Storytelling in Tech

Christian Heilmann +2

4 days ago

WeAreDevelopers LIVE: Your Brain Is Lying to You: Cognitive Biases in Development thumbnail

Your Brain Is Lying to You: Cognitive Biases in Development

Last week

Like Peas in a Pod - What Happens When People Clone Your App? thumbnail

Like Peas in a Pod - What Happens When People Clone Your App?

Ivan Kutskir +2

2 weeks ago

WeAreDevelopers LIVE - Read more, Prompt Less thumbnail

Read more, Prompt Less

Christian Heilmann +2

3 weeks ago

WeAreDevelopers LIVE - Tech Education in Two Languages thumbnail

Tech Education in Two Languages

Daniel Cranney +1

Oct 2026

WeAreDevelopers LIVE - Playing in Production thumbnail

Playing in Production

Andrew MacLean +2

Sep 2026

Upcoming sessions on this topic

When Caches Lie: Solving Transactional Integrity and Distributed Race Conditions in Spring Boot

Shuchita Prasad

JPMorgan

Senior Lead Engineer

How We Cut Our API's p99 Latency from Minutes to Under a Second

Deepak Agrawal

Atlassian

Principal Software Engineer

Designing Resumable Websockets

Prakhar Goel

Adalat AI

Platform Enginner

React Under Fire: Rendering Performance for Streaming Agent UIs

Abhirupa Mitra

Slack

Senior Member of Technical Staff

Understanding React Performance Patterns Developers Often Get Wrong

Himanshu Srivastava

Best Buy India

Software Engineer

The Death of Manual Memoization: High-Performance React 19 for the Scaling Startup

Vishnudhasan Govindarajan

CareStack

Product Engineer

Related videos

Going reactive with Spring WebFlux thumbnail

Going reactive with Spring WebFlux

Michael Eder +1

LIVE · Feb 2022

Side-by-Side: Reactive vs non-reactive Java thumbnail

Side-by-Side: Reactive vs non-reactive Java

Jan Weinschenker · Holisticon AG

World Congress · 2023

Back(end) to the Future: Embracing the continuous Evolution of Infrastructure and Code thumbnail

Back(end) to the Future: Embracing the continuous Evolution of Infrastructure and Code

Matthias Falkenberg +1

World Congress · 2022

The Rise of Reactive Microservices thumbnail

The Rise of Reactive Microservices

David Leitner

World Congress · 2022

Is reactive the new black? Imperative vs. reactive programming with Quarkus thumbnail

Is reactive the new black? Imperative vs. reactive programming with Quarkus

Tatiana Chervova

World Congress · 2023

Development of reactive applications with Quarkus thumbnail

Development of reactive applications with Quarkus

Niklas Heidloff

LIVE · Dec 2020

Related articles

IK

Igor Khokhriakov

CH

Chris Heilmann

How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again

The Problem: Big Science, Tiny Teams Between 2012 and 2016, we built a control system for high-throughput tomography beamlines at PETRA III (DESY, Hamburg) and FRM II (Munich) – facilities where re...

3 months ago

Duke, the Java Mascot chilling on the beach

AA

Ali Alp

Why Event-Driven Architecture Isn’t About Speed (and When You Actually Need It)

Why Event-Driven Architecture Isn’t About Speed—And When You Actually Need It We’ve all seen it happen. An engineering team wants to feel like they belong in the “cool kids” club, so they grab Apac...

3 months ago

A developer workstation showing a code editor on one monitor, and a diagram on another

DC

Daniel Cranney

Infer Once, Run Everywhere: Zero-Token Architecture

“You are all having way too much fun burning way too many tokens”. Kelsey Hightower kicked off his talk at the WeAreDevelopers World Congress North America by calling out the developers in attend...

26 days ago

A close-up on a screen showing a terminal with 'today's token spend: 0' on it.

BB

Benedikt Bischof

Why You Shouldn’t Build a Microservice Architecture

Welcome to this issue of the WeAreDevelopers Live Talk series. This article recaps an interesting talk by Michael Eisenbart who talks about the pros and cons of microservice architecture.‍About the...

about 4 years ago

Why You Shouldn’t Build a Microservice Architecture

From learning to earning

Jobs that call for the skills explored in this talk.

about 2 months ago

Senior Software Engineer - Graphaware Hume

Valencia, Spain

Neo4j Docker Backend

Staff Fullstack Engineer, Retail

Redcare Pharmacy

Berlin, Germany

Remote Docker Kotlin Varnish

about 2 months ago

Senior FullStack Engineer (Frontend-focused), Retail Media/AdTech Solutions

Redcare Pharmacy

Expert Remote Redis Docker NestJS

Stackit - Cloud Foundry - Software Engineer

Barcelona, Spain

Kubernetes Code Review Cloud Foundry

Staff Fullstack Engineer, Retail

Redcare Pharmacy

Hamburg, Germany

Remote Docker Kotlin Varnish

about 2 months ago • Verified

Sr. Open Source Software Engineer (Kafka)

Expert $220k–265k Remote Java Kafka Apache