The benefits of Lean IT in software testing by Arnaud Cailleau and Jean-Luc Cossi
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Transcript of The benefits of Lean IT in software testing by Arnaud Cailleau and Jean-Luc Cossi
Delivering Transformation. Together.*
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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 ?
Lean IT & Software Testing: REx3
THE TESTING TEAM
Lean IT & Software Testing: REx4
ClientTesters
Development
Specifications
No common vision of the activity
OPERATIONAL DIFFICULTIES
Lean IT & Software Testing: REx5
≠ Unequal understanding of the use cases
Good individual practices, but not shared
RESULTS : AFTER 3 MONTHS
Lean IT & Software Testing: REx6
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
Lean IT & Software Testing: REx7
Team members developed ownership of their work
Team members are now motivated and working with autonomy
All changes happened smoothly
« UNEXPECTED » RESULTS
Lean IT & Software Testing: REx8
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
9 Lean IT & Software Testing: REx
THE STARTING POINT : CHANGE IS POSSIBLE
Lean IT & Software Testing: REx10
Awareness of the customer’s pains
Learning Diagnostic tools
Decision to improve and see it
ACTION PLAN
Lean IT & Software Testing: REx11
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
Lean IT & Software Testing: REx12
VisualManagement
Flash meetings
1
MANAGING TEST CASES FLOW
Lean IT & Software Testing: REx13
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
Lean IT & Software Testing: REx14
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
Lean IT & Software Testing: REx15
3
MANAGE QUALITY : THE ANDON
Lean IT & Software Testing: REx16
Immediate reaction when a problem arises !
4
SHARING THE KNOWLEDGE
Lean IT & Software Testing: REx17
Every day the expert spends 20mn witha Tester
Opportunity to teach good practices
5
Lean IT & Software Testing: REx18
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
19 Lean IT & Software Testing: REx
KEY SUCCESS FACTORS
Lean IT & Software Testing: REx20
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
Lean IT & Software Testing: REx21
Simplified pace
Clear vision
Good level of information
UNIQUENESS AND NEW CONTRIBUTION
Lean IT & Software Testing: REx22
Innovative subject
New approach to improve processes
Focus on people
Original approach
Facilitatorof initiatives
PromoteInnovation
CONCLUSION : LEAN & TESTING
Lean IT & Software Testing: REx23
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
Lean IT & Software Testing: REx24
Sopra Steria
Testers
Client
BusinessOther Teams IT
25
QUESTIONS / ANSWERS
Lean IT & Software Testing: REx
CONTACTS
26
Arnaud Cailleau
Manager of the Specialty Line - TestingSopra [email protected]
Lean IT & Software Testing: REx
Jean-Luc Cossi
Lean IT CoachOperae [email protected]
@jlcossi