• Share
  • Email
  • Embed
  • Like
  • Save
  • Private Content
Development Process For Commercial Software Development
 

Development Process For Commercial Software Development

on

  • 2,262 views

Presented at IT-Enterprise, 2009, Minsk

Presented at IT-Enterprise, 2009, Minsk

Statistics

Views

Total Views
2,262
Views on SlideShare
2,216
Embed Views
46

Actions

Likes
0
Downloads
30
Comments
0

3 Embeds 46

http://it-job.by 42
http://www.slideshare.net 3
http://wildfire.gigya.com 1

Accessibility

Categories

Upload Details

Uploaded via as Microsoft PowerPoint

Usage Rights

© All Rights Reserved

Report content

Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
  • Full Name Full Name Comment goes here.
    Are you sure you want to
    Your message goes here
    Processing…
Post Comment
Edit your comment

    Development Process For Commercial Software Development Development Process For Commercial Software Development Presentation Transcript

    • Choosing commercial software development process
      Uladzimir Liashkevich, © 2009
    • Development process
      Software engineering – systematic and disciplined approach
      Code & fix - hack until it works
      Software development methodologies
      Waterfall
      Spiral model
      Rational Unified Process
      Agile development
      Lean development
    • Waterfall: theory
    • Waterfall: how it works
    • Waterfall: time-to-market
      Safeguard – Ballistic Missile Defense System
      No late changes in requirements
      6 years of development
      5k person-years
      $25 bln
      Terminated after 133 days of operation – new missiles were faster, than anti-missile missiles
    • Waterfall: target aiming
    • Waterfall: target aiming
    • Waterfall: target aiming
    • Waterfall: cost of change
    • Waterfall: problems
      Planning doesn’t work
      Business may change faster than software is developed
      Changes in requirements are not easy
      Cost of change
      Progress is not clear
    • Solution
      Communication & Feedback
      Continuous
      Software development as social activity
      It is not about applying math methods
    • Agile manifesto
      Individuals and interactions over processes and tools
      Working software over comprehensive documentation
      Customer collaboration over contract negotiation
      Responding to change over following a plan
    • Agile vs Waterfall
    • Team building
      Feature team
      Sits together
      Common goal
      Motivated individuals
      Team building is hard
    • Involve customer
      Product owner
      Daily collaboration
      Product backlog
      User stories
      Prototyping
      Prioritizing backlog
    • Iterative development
      Working software is the measure of success
      Continuously deliver value
      Early and often
      Valuable feedback
      Iteration planning
      High priority user stories
      Story estimates
      Acceptance criteria
      Iteration scope
      Implementation
      Tough things first
      Technical tasks as a part of user stories
      Complete features
      Continuous communication
    • Typical Agile life-cycle
    • Agile: target aiming
    • Agile: target aiming
    • Agile: target aiming
    • Quality
      Quality is free
      Only if you are ready to pay for it
      External quality
      Zero defect principle
      Internal quality
      Technological debt
    • Questions?