Gartner Research

How to Build Cloud-Native Applications Using Serverless PaaS

Published: 29 October 2018

ID: G00368464

Analyst(s): Fintan Ryan

Summary

Building cloud-native serverless applications requires the adoption of new technology, patterns, processes and governance. This guidance outlines the steps technical professionals responsible for application architecture must take to build successful cloud-native applications using serverless PaaS.

Table Of Contents

Problem Statement

The Gartner Approach

The Guidance Framework

  • Prework: Assess Business Requirements and Application Suitability
    • Map Your Business Requirements to the Benefits of a Serverless Architecture
    • Follow DevOps Practices
    • Guidance
  • Step 1: Define the Serverless Architecture and Application Requirements
    • Understand the Implications of a Serverless Architecture
    • The Event-Driven Architecture Mindset Shift
    • Guidance
  • Step 2: Select and Implement Tooling to Support a Complete Delivery Life Cycle
    • Development Frameworks
    • Monitoring and Observability Tooling
    • Security
    • Guidance
  • Step 3: Assess and Evolve Your Current Development Processes
    • Automate Application Deployment
    • Development Languages
    • Update Your Approach to Testing
    • Guidance
  • Step 4: Develop and Deploy Services
    • Understand State and Statelessness
    • Evaluate Services Consumed
    • Manage Configuration as Code
    • Logging and Telemetry
    • Orchestration Between Functions
    • Service Discovery, Environment Variables and Secrets Management
    • Deployment Pipelines
    • Separate Business Logic From Platform Specifics
    • Guidance
  • Step 5: Operate and Manage Live Services
    • Changing the Operations Focus
    • Monitoring and Managing fPaaS Costs
    • Monitoring and Managing Other Serverless PaaS Costs
    • Guidance
  • Risks and Pitfalls
  • Costs Spiraling Unexpectedly
  • Lack of Readiness
  • New Security Challenges

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