Understanding Contract-Driven Development Approach | Naresh Jain | #21

Naresh Jain discusses contract-driven development, which involves creating a contract or API specification between the provider and consumer of a service. This approach ensures collaboration, streamlines communication, and avoids late surprises due to contract mismatches. Naresh is an internationally recognized Technology & Product Development Expert, currently driving transformative initiatives at Jio. With a career spanning over 20 years, Naresh has significantly influenced product engineering cultures at various unicorns and Fortune 500 companies, including Google, Amazon, and JP Morgan. He is the founder of Xnsio, a consulting business, and has developed tools like ConfEngine and Specmatic. A pioneer of the Agile movement in India, Naresh has organized over 100 international conferences and started multiple user groups. His contributions to the Agile community earned him the Gordon Pask Award in 2007. Takeaways * Contract-driven development involves creating a contract or API specification between the provider and consumer of a service. * It streamlines communication, avoids late surprises, and ensures collaboration between multiple systems. * This approach is suitable for projects with distributed systems, modernizing legacy applications, and building new projects. * It can be applied to greenfield projects, brownfield projects, and legacy revival projects. * It helps decouple releases and components, leading to shorter release cycles and better collaboration. * Contract-driven development improves product stability and resilience through early feedback and more resilient APIs. * The adoption of contract-driven development has visible and hidden costs, including the learning curve and the need to shift how people design and develop. Connect with * Website: https://nareshjain.com/about-me/ * LinkedIn: https://www.linkedin.com/in/nareshjain/ * X: https://twitter.com/nashjain * Xnsio: https://xnsio.com/ * Specmatic: https://specmatic.io/ Connect with Vit * Website: https://vitlyoshin.com/ * LinkedIn: https://www.linkedin.com/in/vit-lyoshin/ * X: https://twitter.com/vitlyoshin * Other: https://linktr.ee/vitlyoshin Timestamps 00:00 Introduction 06:44 Invention of Agile Coach Camps 13:25 Understanding Contract-Driven Development 24:25 Who Initiates a Contract 26:40 Suitability of Contract-Driven Development for Different Projects 32:05 Challenges with Contract-Driven Development 34:39 Cost of Adopting Contract-Driven Development 38:11 Advantages of Contract-Driven Development 41:37 Getting Started with Contract-Driven Development 43:42 Specmatic Tool 48:36 Pitching Contract-Driven Development to Leadership 54:43 Advice from Naresh Jain

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