Jonathan Vila
where else to find them
what they talk about
all 11 in the filters
where they keep going back
- JCON EUROPE4 editions2023–2026
all 13 in the filters
on a stage with
- Abdel Sghiouaronce
- Akshay Bhatonce
- Antoni Ivanovonce
all 21 in the filters
who talks about the same things
- Holly Cummins40 talks
- Emmanuel Bernard30 talks
- Benedikt Stemmildt6 talks
- Roberto Cortez19 talks
- Dimitris Andreadis11 talks
- Sebastian Daschner33 talks
| title | conference | date |
|---|---|---|
| Seven Habits of Highly Effective AI Java Coding | JCON EUROPE 2026 | 2026-04-20 |
Compares models with numbers — DeepSeek 3.1 pass rate ~78% vs GPT 5.2 ~80% but GPT 5.2 emits ~3× the lines of code, so review cost and token spend jump; shows… | ||
| Welcome session | DevBcn 2025 | 2025-07-08 |
Conference opens with logistics and numbers: this is the 10th edition and the program team receives 900 submissions, selection done by volunteers. Sponsors… | ||
| Infrastructure as Code Done Right: Discovering and Fixing Common Missteps | JCON EUROPE 2025 | 2025-05-12 |
Cloud infrastructure code suffers from real, measurable mistakes: Sonar telemetry finds 1,500,000 hardcoded keys in IaC files, common misconfigurations expose… | ||
| Code Quality in the AI era, needed more than ever | Voxxed Days Bucharest 2025 | 2025-03-27 |
Companies lose $2 trillion yearly to poor code and developers spend about four days per month fixing bugs; Sonar/SonarQube telemetry finds millions of issues… | ||
| Beam Me Up, Java! A Journey through Java LTS Versions 11 to 21 | JNation 2024 | 2024-06-04 |
29% of production environments remain on Java 8 and moving just the JDK can yield measurable gains: tests show ~9% improvement 11→17 and ~11% 11→21 without… | ||
| Clean Code in AI era | Voxxed Days Brussels 2024 | 2024-05-21 |
Claims that poor quality code costs about $2.4 trillion a year in the US and that developers spend roughly four days per month fixing bugs lead to concrete… | ||
| Migrate Spring Boot app to Quarkus. Stage unlocked | GeeCON 2024 | 2024-05-15 |
Migrates a Spring Boot Petclinic REST app to Quarkus, using Quarkus Spring extensions or direct CDI/Panache replacements, Mandrel (GraalVM fork) to produce a… | ||
| Conferences and Communities and How to Take the Most Out of Them | JCON EUROPE 2024 | 2024-05-13 |
More than 6,000 conferences on Seon and over 330,000 Meetup groups underline scale; local meetups in bars turn into 1,000‑attendee conferences after a tweet… | ||
| Clean Code, is it really worth it? | DevWorld 2024 | 2024-02-29 |
Claims that poor-quality code costs $2 trillion in the US (2022) and steals about four days per month per developer; shows telemetry covering 1.8 billion… | ||
| Beam Me Up, Java! Unraveling the Warp-Speed Evolution: A Journey through Java | JCON WORLD ONLINE 2023 | 2023-11-20 |
Market data shows 33% of production environments still run Java 8 and Java 11 covers roughly half, while Java 21 ships in September 2023; vendors like Amazon… | ||
| Clean code, is it really worth it? A story about monsters and... | GeeCON Prague 2023 | 2023-10-19 |
Poor quality code costs $2.4 trillion in the US and developers spend 4 days per month fixing bugs, so the recommended approach is Clean As You Code with IDE… | ||
| Premiere | Conf42 Kube Native 2023 | 2023-09-28 |
A 14-minute premiere compiles short demos and claims: multi-cluster ops across six regions maintaining over 100,000 reverse tunnels, ambient-mesh/istio ambient… | ||
| Secure your Microservices with ZeroTrust approach | Conf42 Kube Native 2023 | 2023-09-28 |
Shows that zero trust enforces identity on every service call and can be added without changing app code by inserting Istio + Envoy sidecars into a Kubernetes… | ||
| Keynote: Thrive with Clean Code | Open Source Summit Europe 2023 | 2023-09-19 |
Claims that poor code costs more than $2 trillion in the US alone, with $1.5 trillion tied to technical debt and $600 billion for bug fixes, and that teams… | ||
| Migrate Spring Boot App to Quarkus. Stage Unlocked | JCON Europe 2023 | 2023-06-20 |
Migrates a Spring Boot 3.x pet‑clinic to Quarkus 3.x using Quarkus CLI, Hibernate Panache, JAX‑RS and GraalVM/Mandrel native image tooling; manual fixes… | ||
| Migrate to Quarkus, this is the way | Jfokus 2021 | 2021-02-09 |
Migrates a Spring Boot PetClinic REST app to Quarkus using Hibernate Panache, JAX‑RS, Quarkus security, OpenAPI, caching and metrics; verifies build-time… | ||
| Migration to Quarkus | Devnexus 2020 | 2020-02-19 |
Migrates a Spring PetClinic clone to Quarkus, replacing Spring MVC, Spring Data JPA and Spring Security with JAX-RS, Panache/fine repository, Quarkus security… | ||
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