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Services

Backend and Cloud Engineering

We design APIs, authentication, and cloud backends on Firebase and Node.js so web and mobile apps share one reliable source of truth.

API and cloud infrastructure diagrams for backend engineering

Core Capabilities

The work included in this service, from the first release through the updates that follow.

  • REST APIs

  • Authentication

  • Cloud functions

  • Firebase

  • Node.js

  • Database design

  • Serverless architecture

  • API integration

Our Tech Stack

Tools we use on this type of project. The exact set depends on what you already run.

  • Node.js
  • Firebase
  • Cloud Functions
  • Firestore
  • PostgreSQL
  • REST
  • TypeScript

Development Process

A short sequence we follow so scope, build, and launch stay visible.

  1. Step 1

    Domain model

    We write down the entities, permissions, and integrations the product depends on.

  2. Step 2

    API design

    Endpoints, auth rules, and error cases are specified so web and mobile clients can build against a stable contract.

  3. Step 3

    Implementation

    Services are built on Node.js or Firebase, with data access and background work separated from client code.

  4. Step 4

    Hardening

    We review access rules, logging, and the paths that fail under bad input before the API is treated as production-ready.

Frequently Asked Questions

Do you work with Firebase and custom Node.js services?

Yes. Firebase fits many product backends. When you need a long-running service, a relational database, or a third-party integration, we add Node.js beside it.

Can you add a backend to an app that already exists?

Yes. We can design APIs and auth around a current mobile or web client, or replace an informal backend that is getting hard to change.

How do you handle authentication?

We implement sign-in, roles, and session rules as part of the API, and keep privileged operations on the server rather than in the client.

How do we start a backend project?

Book a free consultation. Bring the client apps, data you already store, and the integrations you need. We will propose an architecture and a first milestone.

Start a backend & cloud engineering project

Tell us about your users, timeline, and constraints. We will reply with a practical scope and the next step.