The document discusses the challenges and opportunities in modernizing aging enterprise architectures, particularly in the context of mobile integration and backend systems. It emphasizes the need for a flexible, modular architecture that supports rapid development and scalability, moving away from monolithic solutions towards microservices and API-driven approaches. The content highlights successful case studies that demonstrate significant improvements in performance and efficiency through architectural modernization.

2. Modernizing Your Aging
Architecture
Michael Facemire, Principal Analyst
June 24, 2015

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Opportunity & Challenges

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Enterprise Mobility Challenges
Backend
Integration/Federation
Channel
Security
Client-side
Development
Delivery & Organization Challenges
?
?
?

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Software — approaching a zero-day event!
Deliverytime
Zero-
day
2-4
months
12-18
months

6. Heritage Architecture

7. Modular Architecture

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APILayer
DeliveryLayer
Where is the experience created?

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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
V 1.0
(MVP)
V 1.2.2
V 1.2
V 1.2.1
Regression + Emergency
Patch
New OS
version
released
V 2.0
V 2.1
Features +
Defect fixes
Regular Internal Sprint Cycle + Beta Testing (2 weeks)
A Typical Mobile App Release Schedule

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Are You Experienced?
User
Experience
Performance

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The Enterprise Backend Challenge
SOAP XML-RPC REST SQL MQ
Systems
Of
Record
RESTJSON OAUTH
Mobile Devices, Internet
of Things, M2M
LOB Apps Directory CMS CRM
?
?
?
?
?
?

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Architecture Discussion

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Let’s Learn From Our Mistakes
Business
Application
Business
Application
Business
Application

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Mobile Integration Value
Business
Application
Business
Application
Business
Application
RESTful API Layer
Mobile SDK/Libraries

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Current Web Implementations Are Broken
Today’s Web Reality Mobile’s Requirements
Agility The application layer is hard-
coded to the data and
presentation layers
Dynamically composed
services that support
contextual experiences
Scalability Services cannot rise and fall
with changing demand
Distributed deployment
for performance and rapid
scaling
Flexibility Monolithic solutions, not a
composition of best-of-breed
offerings
Loosely coupled
components to support
wireless clients
aggregated services

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Four-tier Architecture
Services
Aggregation
Delivery
Client
3rd Party Apps
DB CRM ERP
Web Services/ESB
External
Services
Content Cache &
Optimization
Content Transformation
Mobile GlassWearables
Service Aggregation/Federation
Identity
Federation
Security
Endpoint
Protocol
Transformation
M2M
Business
Partner
ServicesMaintain Velocity & Modularity
Elastic & Rapid Development
Granular & Rapid Content Delivery
Every Front-end Channel

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Services
CRMLOB Apps CMS Directory
Service
API
Aggregation Tier In Detail
Service
API
Service
API
Service
API
Service
API
Service
API
Aggregation
Tier
AggregationTier
Federated Access Layer
Business
Process API
Business Process API
Business Process API
Business
Process API
Delivery TierClient Tier
App 1 App 2
Engagement
ContextServices
Business
Intelligence
Analytics
Role-based
Access

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Paradigm Transformation
Model
View
Controller Model
View
ControllerTightly Coupled
Disconnected,
Asynchronous

19. Multiple Canonical Models

20. Asynchronous Boundaries

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Moving From This…
UI Presentation Layer
HTML/JavaScript/CSS
UI Generation Layer
Java/.Net
Business Logic
Java/.Net

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To This!
UI Presentation Layer
HTML/JavaScript/CSS
UI Generation Layer
Business Logic
Java/Scala/.Net

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Performance And Scale Matter

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Composition is the Future
V C
M

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Start at the bottom
Services
Aggregation
DB CRM ERP
Web Services/ESB
External
Services
Service Aggregation/Federation
Identity
Federation
Security
Endpoint
Protocol
Transformation
Business
Partner
Services
• Create all new services with a consumable API.
• Investigate API solutions for existing services.
• Hint: Application modernization budgets can help!

26. Online
Services
IoT
Retail
Education
Technology
Social
Media
Finance
Who has succeeded in architecture modernization?
Source: Typesafe

27. Modernize with Proven Technology
Source: Typesafe
2
Conversions up 20%
Mobile orders up 98%
Achieved > 10x performance
improvement…on the same hardware
Reduced code base by 99%
from 479,000 to 5,000 lines
Improved elasticity to handle
100X increase in traffic
Modernized from monolith
to microservices
Radically simplified toolset and
architecture freed developers to
deliver rapid innovation

28. How they did it:
Typesafe Project Success Subscription (PSS)
• Full Lifecycle Support
• Access to our engineering team; Best practices
• Support Service Level Agreements (SLAs)
• Up to 1 hour 24/7 SLA
• Certified Build
• Validated integrations; Backwards compatible patches
• Training and Consulting
• Commercial Licensing Options
• Ongoing Knowledge Transfer
• Developer Recruitment and Speaking Opportunities

29. Thank you
forrester.com
Michael Facemire
+1 617.613.6675
mfacemire@forrester.com
@ASocialFace