1 CONFIDENTIAL Maintainable Apps Apps are for business not for developers JANUARY 1, 2015

2 CONFIDENTIAL SUPPORT MANIFESTO FOR FUN AND PROFIT ENTERPRISE READY APPS BUILDING GUIDE JANUARY 1, 2015

3 CONFIDENTIAL What kind of customers do we have? Majority of EPAM Clients are enterprises with complex IT landscape IT has direct impact to the revenue of all our clients, especially for those from Banking & Financial, Travel & Consumer, as well as Information & Media (68% of EPAM Clients) As industries move towards digital engagement, the demand in flexible, highly available IT solutions is growing. Architectural solutions we propose to clients should be designed with maintainability, reliability & automation in mind to support Clients’ rapidly changing business needs Developers and Operations should collaborate from the early stages of architecture design to create really valuable and optimized Enterprise solutions.

4 CONFIDENTIAL Why should we care about Infra side of things? Tech side of things Networking (L2,L3) Security (Authentication, Authorization, Encryption, Firewalls, PKI etc.) High Availability Infrastructure layering Operational side of things (stability) Event management Incident Management Change management

5 CONFIDENTIAL What if they are small? VPN

6 CONFIDENTIAL App What if they are big? Core services

7 CONFIDENTIAL VPN App When they merge Core services

8 CONFIDENTIAL So what is the problem? Business does not care about technologies you use – they need running app 1 Something that works for small company does not work for big one 2 Everyone wants to save costs 3

9 CONFIDENTIAL What to do? Know your platform and integrate 1 Document your solution, give tools to manage it 2 Make it self-descriptive and searchable 3 Think about deployment in advance 4 Architect the solution based on infra along with infra people but not against them. Come to us when you only think to start architecting 5

10 CONFIDENTIAL Why? Saving costs on unnecessary solutions, saving time by reusing existing stuff 1 Faster incident resolution, reactive and proactive monitoring, predictable reaction on underlying system reconfigurations 2 Easy to find components, monitor them, maintain them, move them around 3

11 CONFIDENTIAL DEMO

12 CONFIDENTIAL Modern Application Architecture – KISS!

13 CONFIDENTIAL DEMO

14 CONFIDENTIAL Deployment Pipeline Dev Teams Dev services pipeline (version control, repository, deployment infrastructure) Servers and infrastructure App & Infra support Teams Dev Services Team

15 CONFIDENTIAL What do we offer to our small customers?