Gartner Research

Building an Agile Application Architecture With Integrated Apps, APIs and Services

Published: 02 April 2018

ID: G00347122

Analyst(s): Brad Dayley


Evolving digital business demands and user expectations require application architecture that supports agility, flexibility and innovation. MASA — a mesh architecture of apps, APIs and services — provides technical professionals architecting applications with the optimal approach to meet those needs.

Table Of Contents

Problem Statement

The Gartner Approach

The Guidance Framework

  • Prework
  • Part A: Coordinate the Product Architecture
    • Coordinating Between Teams
    • Apply a Versioning Strategy to Ensure Consistent Flexibility and Agility
  • Part B: Build Fit-for-Purpose Apps
    • Design Fit-for-Purpose Apps Based on Related Persona Workflows
  • Part C: Implement Multigrained Services
    • Understanding the Multigrained Services Approach
    • Mapping the State of Required Functionality
    • Service-Enable Existing Required Functionality
    • Refactor Existing Systems to Enable Required Functionality
    • Implement New Services With Appropriate Granularity
  • Part D: Apply a Mediated API Approach
    • Design the Outer APIs Using a Consumer-Centric Approach
    • Implement a Mediation Layer to Manage the Outer APIs Contract
    • Implement Multigrained Service Mesh Capabilities
    • Use an Event-Driven Model for Decoupled Communication
    • Apply an Identity and Access Strategy for APIs and Multigrained Services
  • Part E: Ensure UX Continuity Across Apps
    • Define the User Workflows Across Fit-for-Purpose Apps
    • Support Contextual Navigation and Continuous Experience
  • Follow-Up

Risks and Pitfalls

  • Related Guidance

Gartner Recommended Reading

©2021 Gartner, Inc. and/or its affiliates. All rights reserved. Gartner is a registered trademark of Gartner, Inc. and its affiliates. This publication may not be reproduced or distributed in any form without Gartner’s prior written permission. It consists of the opinions of Gartner’s research organization, which should not be construed as statements of fact. While the information contained in this publication has been obtained from sources believed to be reliable, Gartner disclaims all warranties as to the accuracy, completeness or adequacy of such information. Although Gartner research may address legal and financial issues, Gartner does not provide legal or investment advice and its research should not be construed or used as such. Your access and use of this publication are governed by Gartner’s Usage Policy. Gartner prides itself on its reputation for independence and objectivity. Its research is produced independently by its research organization without input or influence from any third party. For further information, see Guiding Principles on Independence and Objectivity.

Already have a Gartner Account?

Become a client

Learn how to access this content as a Gartner client.