Christian Nwamba

Chris Nwamba is a Senior Developer Advocate at AWS focusing on AWS Amplify. He is also a teacher with years of experience building products and communities.

Web React
A Developer’s Guide to State Management with Effector

Learn to build a simple app that shows how Effector handles state, async operations and UI updates. The app will allow users add, update, delete and load todos from an API.

by Christian Nwamba
July 06, 2026 15 min read Share
Web React
REST to tRPC Migration in NestJS Monorepos

Convert a shared monorepo with a NestJS REST API and Next.js to tRPC. Replace NestJS controllers with typed tRPC routers that expose procedures instead of endpoints, updating the frontend to consume those procedures with fully typed hooks and no manual type definitions.

by Christian Nwamba
June 26, 2026 10 min read Share
Web
Deploying Containerized NestJS Applications on GCP Using Cloud Run

While there are numerous ways to deploy an app to Cloud Run, see how to containerize and deploy a NestJS API. We will use a few products on GCP, such as Buildpacks and Artifact Registry, to build and deploy our image, and then finally deploy it to Cloud Run.

by Christian Nwamba
May 21, 2026 13 min read Share
Web
How to Build a Multi-Tenant SaaS API with NestJS and Postgres Row-Level Security

We’ll build a multi-tenant task management API where customer data is isolated automatically at the database level. We’ll use Postgres Row-Level Security to enforce tenant isolation, with NestJS as our application framework and TypeORM to interact with the database.

by Christian Nwamba
May 14, 2026 17 min read Share
Web
How to Build Semantic Search for Documentation with NestJS, Qdrant and Xenova

In this post, we’ll build a semantic documentation search API that lets users ask natural-language questions instead of matching exact keywords.

by Christian Nwamba
May 08, 2026 15 min read Share