How Continuous Delivery Helps Retailers (Etail 2012)

Ernst de Haan, E-commerce Architect, Deli XL June 27, 2012 How Continuous Delivery helps Retailers

✓ The Netherlands✓ Part of Bidvest✓ B2B only

✓ Daily Fresh ✓ Dry Groceries ✓ Non-Food✓ Chilled Fresh ✓ Frozen

✓ 1K suppliers ✓ 110K products ✓ 2M consumers?✓ 30K customers ✓ € 750M/year

Executive SummaryContinuous Delivery means:> faster from Business Case to Production> …with less defects in ProductionThis results in:> quicker ROI for existing Business Cases> new opportunities, previously infeasible> improved customer satisfaction

start here Is TTM important? no yesContinuous Delivery is for you!

What is Continuous Delivery?

What is Continuous Delivery? No, it has nothing to do with physical delivery

What is Continuous Delivery?

What is Continuous Delivery?Code changeby developer

What is Continuous Delivery? SystemCode change automaticallyby developer builds & tests

What is Continuous Delivery? SystemCode change automatically Possibility to deploy toby developer builds & tests an environment less than 1 hour

What is Continuous Delivery?> Possibility to release changes> …to any environment> …for any authorised person> …quickly> …with no hassle> …with confidence.

How Continuous Delivery Helps RetailersBusiness & IT – happily ever after?Conventional Agile vs. Cont. DeliveryImplementation @ Deli XLWhere to Start

Once upon a time, there was a powerful E-commerce manageractually, he might be in this very room… coffee!

coffee!

A/B technology Product Mgmt. Sys.Analytics RecommendationsBig Data Social Media DashboardBusiness Intelligence Tag Mgmt. SolutionCMS Weather ForecastsDigital Asset Mgmt. Sys. … coffee!

coffee!

Conversion has dropped on the product detail page, perhaps it’s related to the redesigncoffee!

Changing this button here might fix the issue — a small A/B test should do…coffee!

I need !coffee!

Welcome to the IT department

Welcome to the IT departmentI need a button changed, quick!

Welcome to the IT departmentI need a button changed, quick! Release calendar says you’re first…

Welcome to the IT departmentI need a button changed, quick! Release calendar says your first… …release opportunity is in about 5 weeks

Welcome to the IT departmentI need a button changed, quick! Release calendar says your first… …release opportunity is in about 5 weeks (might become 6 or 7, in practice)

Welcome to the IT departmentI need a button changed, quick! Release calendar says your first… …release opportunity is in about 5 weeks (might become 6 or 7, in practice) 10Argh… that’s !more like a

…but it’s just a button?

…but it’s just a button? I’ll explain: It’s part of the whole release……which needs functional testing (& building/deploying) …regression testing (& building/deploying) …business acceptance testing (& building/deploying) …operational acceptance testing… …and finally building/deploying, for Production

…but it’s just a button? I’ll explain: It’s part of the whole release……which needs functional testing (& building/deploying) …regression testing (& building/deploying) …business acceptance testing (& building/deploying) …operational acceptance testing… …and finally building/deploying, for Production…but it’s just a button?

…but …and a button? it’s just the E-commerce manager groaned I’ll explain: It’s part of the whole release… and accepted his fate……which needs functional testing (& building/deploying) …regression testing (& building/deploying) …business acceptance testing (& building/deploying) …operational acceptance testing… …and finally building/deploying, for Production…but it’s just a button?

…but …and a button? it’s just the E-commerce manager groaned I’ll explain: It’s part of the whole release… and accepted his fate……which needs functional testing (& building/deploying) …regression testing (& building/deploying) …but, what if …business acceptance testing (& building/deploying) they had implemented …operational acceptance testing… Continuous Delivery ? …and finally building/deploying, for Production…but it’s just a button?

Welcome to the IT department

Welcome to the IT departmentI need a button changed, quick!

Welcome to the IT departmentI need a button changed, quick! Can it wait until the next planned release?

Welcome to the IT departmentI need a button changed, quick! Can it wait until the next planned release?No, I need it by Friday – latest

Welcome to the IT departmentI need a button changed, quick! Can it wait until the next planned release?No, I need it by Friday – latest OK, then let’s do an extra release for it, tomorrow

Welcome to the IT departmentI need a button changed, quick! Can it wait until the next planned release?No, I need it by Friday – latest OK, then let’s do an extra release for it, tomorrow I checked: Developer says it’s easy… you can start your acceptance test in 2 hours

Welcome to the IT departmentI need a button changed, quick! Can it wait until the next planned release?No, I need it by Friday – latest OK, then let’s do an extra release for it, tomorrow I checked: Developer says it’s easy… you can start your acceptance test in 2 hours Uh… yes, I… will arrange that someone is available

How Continuous Delivery Helps Retailers✓ Business & IT – happily ever after? Conventional Agile vs. Cont. Delivery Implementation @ Deli XL Where to Start

manual merge, build, deployment, test Code baseevery deploymentrequires a rebuild & is (partially) manual test acceptance environ ments differ slightly fixed release schedule production

manual merge, build, deployment, test Code baseevery deployment Conventionalrequires a rebuild & is (partially) manual test Agile acceptance environ ments differ slightly fixed release schedule production

Code base builds, tests& deployments Pipeline automated test acceptance environ ments unifiedflexible release schedule production

Code base builds, tests& deployments Continuous Pipeline automated test Delivery acceptance environ ments unifiedflexible release schedule production

Etail London 2012: “Be Agile” (TTM!)> New (marketing) concepts> React quickly to: > Twitter complaints > customer ratings & reviews > Facebook wall posts > weather forecasts > new BI insights > the competition > etc.

Etail London 2012: “Be Agile” (TTM!)> New (marketing) concepts> React quickly to: > Twitter complaints > customer ratings & reviews > Facebook wall postsSure, I’d love to react quickly > weather forecasts — but what if I have to go > new BI through IT? insights > the competition > etc.

Etail London 2012: “Be Agile” (TTM!)> New (marketing) concepts> React quickly to: > Twitter complaints > customer ratings & reviews > Facebook wall postsSure, I’d love to react quickly > weather forecasts — but what if I have to go > new BI through IT? insights with Continuous Delivery: > the competition > etc. Yes, you can!

How Continuous Delivery Helps Retailers✓ Business & IT – happily ever after?✓ Conventional Agile vs. Cont. Delivery Implementation @ Deli XL Where to Start

Project “Mercurius”> Replatform AS/400 → ATG, SAP, Manhattan> € 750M (no interruptions, please)> AS/400 = 25 years of complexity> Implementation start early 2011> Staffing: 150+ people

development test

development development test test

Code basedevelopment development test test

different teams: project vs. support & maintenanceCode basedevelopment development test test

technical staff in different teams: Europe & India project vs. support & maintenance Code base development development test test

technical staff in different teams: Europe & India project vs. support & maintenancec.i. Code base development development test test acceptance preprod. production

technical staff in different teams: Europe & India project vs. support & maintenance c.i. Code base development development 50 servers test200 services test acceptance preprod. production

technical staff in different teams: Europe & India project vs. support & maintenance c.i. Code base Continuous Delivery System development development 50 servers test200 services test acceptance preprod. production

Simplified Architecture First Spirit ATG GigaSpacescontent management web shop integration magic SAP AS/400 Identity Management System Digital Asset Management …etc.

Implementation> Multi-site, multi-brand> Complexity in pricing, assortments> Staffing provided by Mindcurv: > system integration (project) > support & maintenance (operations)> Continuous Delivery across all environments: > owner per environment > …who can pick a version and deploy it > deployment = 1 button click

CIO meeting @ project start 2010 Q1 Q3 Although management enjoys Q2 Q4 Continuous Delivery now, they did not exactly make it part of the requirements…

CIO meeting @ project start 2010 Q1 Q3 Q2 Q4 How often should we be able to do a release? One a year should do. That’s… not a lot. Are you sure? Perhaps 2… ?

…about 8 months later 2011 Q1 Q3 Q2 Q4

…about 8 months later 2011 Q1 Q3 Q2 Q4 We could aim for releasing once every 3 weeks? Nah, once every 6 weeks is more than enough.

…another 6 months later 2012 Q1 Q3 Q2 Q4

…another 6 months later 2012 Q1 Q3 Q2 Q4 Could we do a release, 1 week after the previous? Uh, sure…

…a couple of days later 2012 Q1 Q3 Q2 Q4

…a couple of days later 2012 Q1 Q3 Q2 Q4 I know the first release is due tomorrow… …but can we add something small ? …that would be really nice! No. But we could do an interim release 2 days later?

…a couple of days later 2012 Q1 Q3 Q2 Q4 I know the first release is due tomorrow… …but can we add something small ? …that would be really nice! No. But we could do an interim release 2 days later? Excellent, thanks!

Production Deployments

Production DeploymentsRelease 1 March 17

Production DeploymentsRelease 1 Release 2 March March 17 21

Production DeploymentsRelease 1 Release 16 Release 2 … March March June 26 17 21 (yesterday)

Production DeploymentsRelease 1 Release 16 Release 2 … March March June 26 17 21 (yesterday) that is 4.8 releases/month

Most Recent Production Release

Most Recent Production ReleaseProblem raised by Support Program Manager (Stijn Hazen) decides: interim release Friday afternoon

Most Recent Production ReleaseProblem raised by Support Development Program Manager & testing (Stijn Hazen) decides: interim release Acceptance test: Go! note: no weekend work! Friday Monday afternoon

Most Recent Production ReleaseProblem raised by Support Development 06:00 – Deployment Program Manager & testing (Stijn Hazen) 10:20 – Stijn sends decides: interim release Acceptance test: Go! “Thx team” mail note: no weekend work! Friday Monday Yesterday afternoon

Most Recent Production ReleaseProblem raised by Support Development 06:00 – Deployment Program Manager & testing (Stijn Hazen) 10:20 – Stijn sends decides: interim release Acceptance test: Go! “Thx team” mail note: no from the Etail weekend work! London 2012 event! Friday Monday Yesterday afternoon

Most Recent Production ReleaseProblem raised by Support Development 06:00 – Deployment Program Manager & testing (Stijn Hazen) 10:20 – Stijn sends decides: interim release Acceptance test: Go! “Thx team” mail note: no from the Etail weekend work! London 2012 event! Friday Monday Yesterday afternoon less than 1.5 working days

Net Effect> No deployment issues anymore> More power in the hands of Business > Extra releases become an option> Flexible release schedule> Stress reduction for Business & IT> Increased IT efficiency> Customer satisfaction> Overall Happiness™

How Continuous Delivery Helps Retailers✓ Business & IT – happily ever after?✓ Conventional Agile vs. Cont. Delivery✓ Implementation @ Deli XL Where to Start

Where to Start> Is there a Business Case?> Start a discovery> Involve specialists (if you can find them)> Involve IT (heavy involvement = mandatory)> Take small steps, build confidence

Considering Continuous Delivery? Do get in touch! @ernstdehaan slideshare.net/ernstdehaan

How Continuous Delivery Helps Retailers (Etail 2012)

by ernstdehaan on Jun 27, 2012

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