experiences during the introduction of cmmi. seite 2 © evosoft hungary kft. history background...
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Experiences during the introduction of CMMI
Seite 2
© evosoft Hungary Kft.
History
Background
Preparation
Appraisal
Experiences
Lessons learned
Benefits
Metrics
Tibor VidaTechnical department leader (Health Basis)
SEPG leader
Page 2Thursday, April 20, 2023Tibor Vida
Evosoft Hungary Kft.
One of the biggest
software companies
in Hungary
Seite 3
© evosoft Hungary Kft.
History
Background
Preparation
Appraisal
Experiences
Lessons learned
Benefits
Metrics
Contents
• History• Background• Preparation• Appraisal
• Experiences• Lessons learned• Benefits• Metrics
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© evosoft Hungary Kft.
History
Background
Preparation
Appraisal
Experiences
Lessons learned
Benefits
Metrics
Background
• Environment• Huge project: ~500 people• Supplier• Medical software• Quality system• Strong processes
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© evosoft Hungary Kft.
History
Background
Preparation
Appraisal
Experiences
Lessons learned
Benefits
Metrics
History
• Siemens Process Assessment Public Questionaire (Mr. Betz, MED SW)
• 3 improvement projects to correct the L2 issues
• Siemens Interim Profile (Mr. Hertneck, Siemens CT SE3)
• 13 improvement projects to correct the L3 issues
• Siemens Process Assessment (Mr. Hertneck, Siemens CT SE3)
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20002000
20042004
20062006
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© evosoft Hungary Kft.
History
Background
Preparation
Appraisal
Experiences
Lessons learned
Benefits
Metrics
Preparation for L3
• Pre-check (SIP)
• SEPG initiated• Improvement projects• Gap analysis• Change/optimize old processes• Create new processes
• Trainings• CMMI trainings for involved people• QM system update trainings for everybody
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© evosoft Hungary Kft.
History
Background
Preparation
Appraisal
Experiences
Lessons learned
Benefits
Metrics
Before the deadline
• Delays in the introduction project
• Involvement of project leaders• Doubts arised : can we make it?
• External CMMI expert was invited• It was very useful
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© evosoft Hungary Kft.
History
Background
Preparation
Appraisal
Experiences
Lessons learned
Benefits
Metrics
Appraisal
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• Much easier than we thought
• Open discussions
• Very good and reasonable improvement ideas
• Positive feedback
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© evosoft Hungary Kft.
History
Background
Preparation
Appraisal
Experiences
Lessons learned
Benefits
Metrics
The Result
• Maturity level 3 reached
• Strengths and weaknesses analysis
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© evosoft Hungary Kft.
History
Background
Preparation
Appraisal
Experiences
Lessons learned
Benefits
Metrics
Lessons learned
• It takes time!• CMMI talks only about what but
not about how..• Institutionalize processes • Optimize new processes• Preparation for the assessment
itself is a huge effort.
• Dedicated people and effort• Assign high priority for this project• Assign the right people• High level sponsorship is a must
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© evosoft Hungary Kft.
History
Background
Preparation
Appraisal
Experiences
Lessons learned
Benefits
Metrics
More Lessons learned
• Involve as many people as possible, training is not enough• Involve people who are affected by changes
• Feel importance of changes
• Contribute ideas
• Do not be too demanding• Bring up creativity
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• Review processes with somebody outside the organization
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© evosoft Hungary Kft.
History
Background
Preparation
Appraisal
Experiences
Lessons learned
Benefits
Metrics
More Lessons learned
• Self confidence• If you think you do it well, believe it, there
can be exceptions
• It is not an exam, you cannot fail (but the management will not accept this)
• Prepare for the interviews• Proactive communication is needed• Ask questions
• Supplier• Part of a bigger project?
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© evosoft Hungary Kft.
History
Background
Preparation
Appraisal
Experiences
Lessons learned
Benefits
Metrics
Forces against you
• Lack of understanding
• Lack of trust
• Doubts• Too many rules,
bureaucracy?• Too many documents?• Too expensive• Customer needs
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© evosoft Hungary Kft.
History
Background
Preparation
Appraisal
Experiences
Lessons learned
Benefits
Metrics
Benefits
• Easier and more accurate project control
• Better effort estimation
• Efficiency
• Increased productivity
• Lower risks
• Cost reduction
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© evosoft Hungary Kft.
History
Background
Preparation
Appraisal
Experiences
Lessons learned
Benefits
Metrics
Metrics
• Change in rejection of bug fixes
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© evosoft Hungary Kft.
History
Background
Preparation
Appraisal
Experiences
Lessons learned
Benefits
Metrics
Metrics
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• Change in tester’s productivity
588%
265%
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© evosoft Hungary Kft.
History
Background
Preparation
Appraisal
Experiences
Lessons learned
Benefits
Metrics
Metrics
• Change in defect detection percentage
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© evosoft Hungary Kft.
History
Background
Preparation
Appraisal
Experiences
Lessons learned
Benefits
Metrics
Unexpected benefits
• Change of thinking
• High involvement, people want to improve their work
• Better understanding for everybody• Hungarian specialty: WHY is it good for us?
• A lot of new ideas
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© evosoft Hungary Kft.
History
Background
Preparation
Appraisal
Experiences
Lessons learned
Benefits
Metrics
Contact
Tibor Vida
evosoft Hungary Kft.
Kaposvár u. 14-18.
H – 1117 Budapest
Tel: +36 1 3727 443
Fax: +36 1 3727 402
www.evosoft.hu
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