the benefits of lean it in software testing by arnaud cailleau and jean-luc cossi

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LEAN IT CONTRIBUTIONS TO TESTING PRACTICESArnaud Cailleau – Jean-Luc Cossi

Lean IT Summit 2015

1

AGENDA

1|The Project Context

Team

Result

2|The path to the success

3|Overview and lessons learnt

2 Lean IT & Software Testing: REx

Continue to identify key drivers for productivity

Find a way for a new team dynamic with new challenges

Concretely understand the situation

WHY ?

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THE TESTING TEAM

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ClientTesters

Development

Specifications

No common vision of the activity

OPERATIONAL DIFFICULTIES

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≠ Unequal understanding of the use cases

Good individual practices, but not shared

RESULTS : AFTER 3 MONTHS

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A concrete visibility on the activityThe customer who expresses his satisfaction

15%

1%

Before After

Customer Defects

23%

10%

Before After

Defects NRFT

Before After

Productivity

Testing Team – 1st Lean Project Results - SopraSteria

x3

OTHER RESULTS : THE TEAM

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Team members developed ownership of their work

Team members are now motivated and working with autonomy

All changes happened smoothly

« UNEXPECTED » RESULTS

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The approach simplified the onboarding of a new project manager

New reflexes in place

The new manager got the situation immediately

High interest for the new approach as other teams are still asking for it

AGENDA

1|The Project

2|The path to the successThe starting point : a way to the change

Action plan

3|Lessons learnt

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THE STARTING POINT : CHANGE IS POSSIBLE

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Awareness of the customer’s pains

Learning Diagnostic tools

Decision to improve and see it

ACTION PLAN

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1

2

3

4

5

Build a new working environment

Manage test cases flow

Learn how to solve problems

Manage quality

Share the knowledge

Transform the way of working

BUILD A NEW VISUAL WORKING ENVIRONMENT

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VisualManagement

Flash meetings

1

MANAGING TEST CASES FLOW

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Aligning the workload with the deliveries

Coordinate The testing process

Setting daily objectives (8)

Lot 1

Lot 2

2

LEARNING HOW TO RESOLVE PROBLEMS : PDCA

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Visual management reveals problems

Team manager triggers the problem solving

Difference

between the objective (8)

and the actual (1)

Lot 1

Lot 2

3

LEARNING HOW TO RESOLVE PROBLEMS : PDCA

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3

MANAGE QUALITY : THE ANDON

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Immediate reaction when a problem arises !

4

SHARING THE KNOWLEDGE

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Every day the expert spends 20mn witha Tester

Opportunity to teach good practices

5

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Manage the flowQuickly remove blocking points one by one

See the problemsPractice the PDCA

WHAT HAPPENED?

Improved productivity

Improved quality

AGENDA

1|TheProject

2|The path to the success

3|Lessons learntKey success factors

The Manager Feedback

Uniqueness and new contributions

Conclusion : Lean & Testing

Our Ambition

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KEY SUCCESS FACTORS

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The team took ownership of the visual management, systematized immediate actions and troubleshooting

All management levels were really committed to the approach

Customers expressed satisfaction and they noticed a clear improvement in service quality

MANAGER FEEDBACK

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Simplified pace

Clear vision

Good level of information

UNIQUENESS AND NEW CONTRIBUTION

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Innovative subject

New approach to improve processes

Focus on people

Original approach

Facilitatorof initiatives

PromoteInnovation

CONCLUSION : LEAN & TESTING

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A simple accomplishment that must be guided

Results to reproduce with the whole team

an innovative managerial practice: client, employee,

company

Deploy the method on the entire application cycle,

including on client’s side

SOPRA STERIA AMBITION

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Sopra Steria

Testers

Client

BusinessOther Teams IT

25

QUESTIONS / ANSWERS

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CONTACTS

26

Arnaud Cailleau

Manager of the Specialty Line - TestingSopra SteriaArnaud.cailleau@soprasteria.com

Lean IT & Software Testing: REx

Jean-Luc Cossi

Lean IT CoachOperae PartnersJean-luc.cossi@operaepartners.com

@jlcossi