Experiences during the introduction of CMMI

Seite 2 © evosoft Hungary Kft. History Background Preparation Appraisal Experiences Lessons learned Benefits Metrics Tibor Vida Technical department leader (Health Basis) SEPG leader Page 2Sunday, November 01, 2015Tibor 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 Page 3Sunday, November 01, 2015Tibor Vida

Seite 4 © 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 Page 4Sunday, November 01, 2015Tibor Vida

Seite 5 © 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) Page 5Sunday, November 01, 2015Tibor Vida

Seite 6 © 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 Page 6Sunday, November 01, 2015Tibor Vida

Seite 7 © 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 Page 7Sunday, November 01, 2015Tibor Vida

Seite 8 © evosoft Hungary Kft. History Background Preparation Appraisal Experiences Lessons learned Benefits Metrics Appraisal Page 8Sunday, November 01, 2015Tibor Vida Much easier than we thought Open discussions Very good and reasonable improvement ideas Positive feedback

Seite 9 © evosoft Hungary Kft. History Background Preparation Appraisal Experiences Lessons learned Benefits Metrics The Result Maturity level 3 reached Strengths and weaknesses analysis Page 9Sunday, November 01, 2015Tibor Vida

Seite 10 © 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 Page 10Sunday, November 01, 2015Tibor Vida

Seite 11 © 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 Page 11Sunday, November 01, 2015Tibor Vida Review processes with somebody outside the organization

Seite 12 © 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? Page 12Sunday, November 01, 2015Tibor Vida

Seite 13 © 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 Page 13Sunday, November 01, 2015Tibor Vida

Seite 14 © 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 Page 14Sunday, November 01, 2015Tibor Vida

Seite 15 © evosoft Hungary Kft. History Background Preparation Appraisal Experiences Lessons learned Benefits Metrics Change in rejection of bug fixes Page 15Sunday, November 01, 2015Tibor Vida

Seite 16 © evosoft Hungary Kft. History Background Preparation Appraisal Experiences Lessons learned Benefits Metrics Page 16Sunday, November 01, 2015Tibor Vida Change in tester’s productivity 588% 265%

Seite 17 © evosoft Hungary Kft. History Background Preparation Appraisal Experiences Lessons learned Benefits Metrics Change in defect detection percentage Page 17Sunday, November 01, 2015Tibor Vida

Seite 18 © 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 Page 18Sunday, November 01, 2015Tibor Vida

Seite 19 © evosoft Hungary Kft. History Background Preparation Appraisal Experiences Lessons learned Benefits Metrics Contact Tibor Vida evosoft Hungary Kft. Kaposvár u H – 1117 Budapest Tel: Fax: Page 19Sunday, November 01, 2015Tibor Vida