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Making a Model Perform

Adopting a methodology to your environment

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Outline

• Key elements of XP

• UT – the Basics

• Fitting XP and UT together

• Versioning – Product Delivery

• The Garden – what makes it work?

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The Four Values of XP

• Communication

• Simplicity

• Feedback

• Courage

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Are there really variables in university software development?

Quality ???

Time ???

Resources ???

Scope ???

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Are there really variables in university software development?

Quality – No

Time – Little

Resources – Seldom effectual

Scope – YES!

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Key Principals of XP methodology

• Reliance on SCOPE

• Quality Work

• Involvement of Business Experts

• Incremental development and release

• Continuous testing

• Embracing change

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Key Principals of XP methodology

• Accepted responsibility

• Local Adaptation

• Teach Learning

• Play to win

• Work with people’s instincts

• Small initial investment

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UT – the Basics

• Six month training program

• Limited but robust and versatile toolset

• Evolution of toolset

• Full and real time integration

• Developer efficiency tools

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Fitting XP and UT together

XP• Understand the

business needs• Emphasize

communication • Quick feedback• Collective ownership

UT• Hire Business

Analysts • Adopt cultural norm

thru Centralized Training

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Fitting XP and UT together

XP• Stress quality • Practice 80/20 rule• Coding standards• Be inclusive in your

team• Iterative delivery • Simplicity

UT• Cultivate common

protocol• Simplicity and

maintainability• Involve Systems Staff

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Fitting XP and UT together

XP• On site Customer• Pairs Programming• Teach Learning

UT• Deploy Trainees to

Business Units• Cross-department

collaboration• Pairs Programming • Consistent Education• R&D team

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Versioning - A new delivery method

Semi-annual project selection and delivery

– Communicates to the community– Clear beginnings and endings– Framework to assist managers– Context of constant evolution– Rotates leadership

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Versioning – Is it XP?

• Rough plan to start

• Short releases

• Iterative metaphor adjustments

• Testing plans

• Constant refactoring and reintegration

• Collective ownership

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What is “Versioning”

• Shrink-wrapped

• Controllable cycles

• Community involvement

• Small teams – 3 to 8

• Product Manager and Project Manager

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What is “Versioning”

• Visible deadlines and celebration

• Courage to adjust scope

• Constant communication

• Flexibility

• Maintenance Management

• 360 evaluations

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What is “Versioning”

• Stress estimates

• Expand the definition of Success

• Hard timelines with flexible release

• Identify stakeholders

• Inclusion of a user community

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What is “Versioning”

• Focus on customers

• Product Life Cycle plan

• Post mortem of each cycle

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The GardenEnvironmental requirements

• Articulated vision

• Management embrace change

• Flattened structure

• Reward at all levels

• Walk the Talk - Release of ownership

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The Garden Environmental requirements

• Support scope redefinition

• Training

• Constant opportunities for creativity

• Failure tolerance

• Recognition of achievement

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Challenges ahead for UT

• Improve collaboration

• Integrate larger refactoring projects

• Staff need for consistency

• Career path definition

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Q&A

Sheila Ochner – s.ochner@its.utexas.edu