Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
AI-Driven Legacy Decomposition
Search
Sponsored
·
Your Podcast. Everywhere. Effortlessly.
Share. Educate. Inspire. Entertain. You do you. We'll handle the rest.
→
SQUER Solutions
December 10, 2025
Technology
0
150
AI-Driven Legacy Decomposition
Vienna & Munich Microservice Meetup
SQUER Solutions
December 10, 2025
Tweet
Share
More Decks by SQUER Solutions
See All by SQUER Solutions
Plural of Platforms
squer
1
86
Demystifying Event Sourcing – A Practical Approach by Shahab Ganji
squer
0
160
Architecting Distributed Systems at Scale — From Pain to Pattern
squer
0
270
Empowering-developers-with-Roslyn.pdf
squer
0
140
Building Event Driven Systems at Scale with Azure Cosmos DB
squer
0
160
Building Event-Driven Systems at Scale with Azure Cosmos DB
squer
0
140
Platform Engineering: It's Not What You Think It Is
squer
0
340
Patterns Of Architectural Modernization
squer
1
510
Architecting for Scale
squer
0
240
Other Decks in Technology
See All in Technology
「お金で解決」が全てではない!大規模WebアプリのCI高速化 #phperkaigi
stefafafan
3
670
Go標準パッケージのI/O処理をながめる
matumoto
0
230
内製AIチャットボットで学んだDatadog LLM Observability活用術
mkdev10
0
130
品質を経営にどう語るか #jassttokyo / Communicating the Strategic Value of Quality to Executive Leadership
kyonmm
PRO
2
570
バクラク最古参プロダクトで重ねた技術投資を振り返る
ypresto
0
180
SRE NEXT 2026 CfP レビュアーが語る聞きたくなるプロポーザルとは?
yutakawasaki0911
1
440
AI時代のSaaSとETL
shoe116
1
190
Windows ファイル共有(SMB)を再確認する
murachiakira
PRO
0
180
VLAモデル構築のための AIロボット向け模倣学習キット
kmatsuiugo
0
260
ガバメントクラウドにおけるAWSの長期継続割引について
takeda_h
2
5.3k
NewSQL_ ストレージ分離と分散合意を用いたスケーラブルアーキテクチャ
hacomono
PRO
4
400
OpenClaw を Amazon Lightsail で動かす理由
uechishingo
0
200
Featured
See All Featured
Darren the Foodie - Storyboard
khoart
PRO
3
2.9k
Building a Scalable Design System with Sketch
lauravandoore
463
34k
Designing for Timeless Needs
cassininazir
0
170
Done Done
chrislema
186
16k
How to train your dragon (web standard)
notwaldorf
97
6.6k
Lightning talk: Run Django tests with GitHub Actions
sabderemane
0
150
The Organizational Zoo: Understanding Human Behavior Agility Through Metaphoric Constructive Conversations (based on the works of Arthur Shelley, Ph.D)
kimpetersen
PRO
0
270
Chrome DevTools: State of the Union 2024 - Debugging React & Beyond
addyosmani
10
1.1k
JAMstack: Web Apps at Ludicrous Speed - All Things Open 2022
reverentgeek
1
390
Measuring Dark Social's Impact On Conversion and Attribution
stephenakadiri
1
160
From π to Pie charts
rasagy
0
150
[SF Ruby Conf 2025] Rails X
palkan
2
840
Transcript
@duffleit David Leitner AI-DRIVEN LEGACY DECOMPOSITION
@duffleit DAVID LEITNER Principal Engineer 👋
[email protected]
🌎 @duffleit
Software Transformation Best-in-Class Support in O U R S E
R V I C E S Products & Data ! ? ? ? ? Cloud & Platform Engineering Architecture & Agility
Software Transformation
Connecting Ideas. Delivering Impact. just put AI on it
@duffleit Modern System ✨ Legacy System 🧟
@duffleit 60% of Applications are Legacy* 92% of Cost go
into Maintenance if you trust Gartner
@duffleit
@duffleit Legacy System Modern System ✨ 🧟
@duffleit Modern System ✨ Legacy System 🧟 Take the existing
COBOL system and modernize it. Autonomous AI & also here Assistive AI Help me with this task
@duffleit why depends whom you ask Take the existing COBOL
system and modernize it.
@duffleit Save Costs Time To Market Rehost Replatform Rearchitect Replace
Retire Revisit Reduce Risk Motivators Strategies ⬆ ⏺ ⏺ Execution
@duffleit Forward Engineering Reverse Engineering Rehost Replatform Rearchitect Replace Retire
Revisit Execution Analyze Document Extract Specify Build Integrate Decompose Plan Test Cut Over
@duffleit Rehost Replatform Rearchitect Replace Retire Revisit Execution Analyze Document
Extract Specify Build Integrate Decompose Plan Test Cut Over Reverse Engineering Forward Engineering Value Driven Modernization
@duffleit Legacy System 🧟
@duffleit Legacy System 🧟 Trading
@duffleit Legacy System 🧟 Trading ✨
@duffleit Legacy System 🧟 Trading ✨ Reverse Proxy Analyze Decompose
& Integrate Refactor Build Tests
@duffleit Analyze Decompose & Integrate Refactor Build Tests
@duffleit Rag Analyze Decompose & Integrate Refactor Build Tests Spec
MCP https://martinfowler.com/articles/exploring-gen-ai/sdd-3-tools.html
@duffleit Rag Analyze Decompose & Integrate Refactor Build Tests MCP
Spec
@duffleit Analyze Decompose & Integrate Refactor Build Tests AI Dependency
Analysis
@duffleit This whole AI Slop can become suddenly useful Analyze
Decompose & Integrate Refactor Build Tests Specify Clarify Plan Task Analyze Implement
@duffleit Analyze Decompose & Integrate Refactor Build Tests Legacy System
🧟 Trading ✨ Reverse Proxy Testcases
@duffleit Legacy System 🧟 ✨ Reverse Proxy Blueprint Strangle Fig
Migration Legacy System 🧟 Blueprint Bulkhead Stability Load Balancer 🧟 Façade ✨ Blueprint Replace Façade Third Party Modernization Blueprints Task Analyze BluePrints
@duffleit orchestrating agents Modernization Blueprints Task Analyze BluePrints /slash-commands
@duffleit orchestrating agents /slash-commands ModernAIzer Legacy System 🧟 ModernAIzer
@duffleit Demo
@duffleit Autonomous AI Modern System ✨ Legacy System 🧟 Assistive
AI Probably (still) over-hyped Process-step Accelerators
@duffleit If you digitize a shitty process, then you’ll end
up with a shitty digital process Thorsten Dirks
@duffleit If you put AI on a shitty digitized process,
then you’ll end up with a shitty digital process with AI.
@duffleit Legacy Modernization AI 🧰 Automation
@duffleit Legacy Modernization Automation AI 🧰
@duffleit Legacy Modernization AI Automation 🧰
@duffleit AI
@duffleit
@duffleit DAVID LEITNER Principal Engineer 👋
[email protected]
🌎 @duffleit Slides