Große ziele kleine schritte

WPS - Workplace Solutions GmbH //// Hans-Henny-Jahnn-Weg 29 //// 22085 HAMBURG

Dr. Carola Lilienthal

[email protected]

www.wps.de

Große Ziele, kleine SchritteAgilität als Erfolgsfaktor

05.11.2015 //// Seite 2WPS - Workplace Solutions GmbH


The werewolve in the waterfall model

high

low

Customer Satisfaction

Time

?

Bigbang

ScheduleDelay

No Furthercontact

RequirementAnalysis

Analysis Design

Implementation

Test

Deployment

Use

Maintenance

Support


Agile cycles at the end of the waterfall!


Time

Analysis Design

Implementation

Test

Deployment

Use

Maintenance

Support

high

low


One first big cycles at the beginning of the waterfall model


Time

Analysis Design

Implementation

Test

Deployment

Use

Maintenance

Support

high

low


Agile Cycles all along the project

Analysis Design

Implementation

Test

Deployment

Use

Maintenance

Support


Time

high

low


Real agile cycles

Analysis/Development/Test

Maintenance/Support

Deployment/Use

Analysis

Development

Test


Time

high

low


Agile development leads to customer satisfaction

Cycles have good results

Misunderstandingslead to a less good

result

Problems have beenovercome

Lasting trustbetween users andDevelopers is achived


Maintenance/Support

Deployment/Use

Analysis

Development

Test


Time

high

low


Software development = expedition

Scope for

decisions

Project startExpected solution

at project start

The goal of the first cycle

Blurring diminish

during the project

Functional acceptenceof intermediat results will

help finding the final solution

Final solution

at the end of the project


Das agile Versprechen42%

49%

9%

Agil

Erfolgreich

Problematisch

Gescheitert

14%

57%

29%

Wasserfall

Erfolgreich

Problematisch

Gescheitert

The Standish Group (Hrsg.) 2011: Chaos Manifesto -

The Laws of CHAOS and the CHAOS 100 Best PM

Practices. S. 25.


Individuals and interactionsover processes and tools

Customer collaborationover contract negotiation

Working softwareover comprehensive documentation

Responding to changeover following a plan

Kinder auf Wippe


Gra

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: D

bsh

ea

jr/W

ikip

ed

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En

twu

rf:

Karl P

eg

lau

/Ge

me

infr

ei

Fo

to: H

olg

er

Ellg

aard

/Wik

ipe

dia

Fo

to: T

ob

ias W

olte

r/W

ikip

ed

ia


Hügel Nahrung


Hügel Nahrung

??

??

?


SCRUM


Product backlog iceberg


Burndown charts: When will the system be released?


Development Methods – Feedback is essential


With presentations of iteration results towards the release

2 3 41 1. Iteration

2. Iteration

3. Iteration

4 6 75

5 98

8 10 4. Iteration

1. Release1-10

Result ofIteration


With approved increments towards the release

2 3 41✔ ✔ ✔ ✔

1. Iteration

2. Iteration

3. Iteration

4 6 75✔ ✔ ✔ ✔

5 98✔ ✔ ✔

8 10 4. Iteration

✔ ✔

1. Release1-10

✔

1-3

6-74

95

8 + 10


Product owner

1-4

5-7

8-10


Das minimale Set an Funktionen...

...die für uns den maximalen…

...Lerneffekt herstellen.

Schick

Benutzbar

Wertvoll

Funktional


Projekthängematte


Waterfall versus agile development – there is pain!


Cost curve for the waterfall model

Better understanding of requirements

Developersdiscover mistakes

Designers discover mistakes

(integration) tests discover mistakes

Users discovermistakes

Barry Boehm: „Late changes are expensive!“

� Late feedback is expensive!

✘

Cost per change

Time

Analysis Design

Implementation

Test

Deployment

Use

Maintenance

Support

high

low


Cost curve for agile development

Early feedback Increases costs

Continuous feedbackreduces costs

Cost per change

Time

high

low


Maintenance/Support

Deployment/Use

Analysis

Development

Test


Process improvementPerf

orm

ance

Time

Perf

orm

ance

Time

Perf

orm

ance

Time

What a process improvement

methodology will promise

What process improvement actually

looks like

Why process improvement

fails

Abandoned

Perf

orm

ance

Time

Why everyone hates

Process improvement programs

Abandoned Abandoned Abandoned Abandoned


Any questions?

Dr. Carola Lilienthal

Mitglied der Geschäftsleitung

cl

+49 170 184 77 11

Diplom-Informatikerin

Sie finden einen Artikel zu diesem Vortrag unter: http://shop.heise.de/katalog/ix-dossier-agiles-it-projektmanagement

@cairolali

Große ziele kleine schritte

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