Node.js Development Services

Fast, Real-Time
Backends Built on
Modern Node.js

CrestCoder builds high-performance Node.js backends and APIs for businesses across India, Australia, South Africa, and the UK. Real-time systems, REST and GraphQL APIs, and scalable architecture — built on the current Node.js LTS, not whatever was current three years ago.

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8+
Years building backends
4
Countries served
100%
In-house team
4.9/5 on Clutch · 32 verified reviews
Listed on GoodFirms
100% in-house team · no subcontracting
NDA on every project
Where Node.js Fits in 2026

Built for the work
Node.js does best

Node.js isn't the right tool for everything — but for the right workloads it's hard to beat. Here's where we genuinely recommend it.

Real-time systems

Its event-driven, non-blocking model is ideal for live updates, notifications, chat, and dashboards that push data as it changes.

API-first backends

REST and GraphQL APIs serving web and mobile frontends, where a single JavaScript/TypeScript stack across the project simplifies the team.

High-concurrency I/O

Workloads dominated by network and database calls rather than heavy computation, where Node.js handles many connections efficiently.

On the current LTS

We build on Node.js 24 'Krypton' (the 2026 Active LTS) with modern tooling — Temporal, the latest V8, and TypeScript-first project setup.

What We Build

Node.js development
services we deliver

01

REST & GraphQL APIs

Clean, documented APIs on Express or Fastify, serving your web and mobile frontends with proper auth and validation.

02

Real-Time Systems

WebSocket and Socket.IO-based live updates, alerting, chat, and dashboards that stream data as it changes.

03

Microservices

Service-based architectures with message queues, where splitting a monolith genuinely helps — not just for the sake of it.

04

Full-Stack JavaScript

Node.js backends paired with a React, Vue, or Angular frontend, sharing types and logic across the whole stack.

05

API Integrations

Payment gateways, third-party services, and internal systems wired together with reliable webhook and queue handling.

06

Maintenance & Upgrades

LTS version upgrades, dependency audits, and performance tuning under a monthly retainer.

Node.js in Production

Backends we've
built and shipped

SOS Alert Safety App
Mobile · Real-Time Safety

SOS Alert Safety App

Challenge

A personal-safety app needed a backend that could reliably receive and dispatch emergency alerts in real time, where a delayed or dropped message isn't a minor bug — it's the whole product failing when it matters most.

Solution

We built the backend on Node.js with Express, handling real-time alert dispatch to the cross-platform Flutter app. Node's event-driven model fit the real-time, high-concurrency nature of emergency alerting well.

Node.js+ Express + Flutter
Real-timeAlert dispatch
View Full Case Study →
Winery SaaS Platform
Web · SaaS

All-in-One Winery SaaS Platform

Challenge

A winery operations business needed a single SaaS platform for sales, bookings, and operations, with a backend robust enough to handle transactional data and a small team maintaining the whole stack.

Solution

We built a Node.js backend with a REST API on a PostgreSQL database, paired with a React frontend — one JavaScript stack end to end, sharing validation logic across layers to keep the codebase consistent.

Node.js+ PostgreSQL + React
REST APIFull-stack JS
View Full Case Study →
View All Case Studies
Why CrestCoder

Backends that
stay healthy

Current LTS, always

We build on the supported Node.js LTS and plan version upgrades deliberately, so your backend doesn't quietly drift years out of date.

TypeScript discipline

Type-safe backends with proper validation at the API boundary — fewer runtime surprises in production.

Full project visibility

Two-week sprints with a working demo at the end of each — you see real software, not slide decks.

25-30 person team, senior-led

Small enough that senior engineers stay hands-on, large enough to staff a dedicated team when you need one.

How We Work

Our Node.js
development process

01

Discovery & architecture

We map out API design, data model, and whether the project genuinely needs microservices or is better as a well-structured monolith.

02

API contract first

We define and document the API contract early so your frontend team can build against it in parallel.

03

Agile development

Two-week sprints with a working demo at the end of each, deployed to a staging environment you can access anytime.

04

Testing & load checks

Unit and integration tests, plus load testing on endpoints expected to handle high concurrency before launch.

05

Launch & support

Production deployment, then an optional monthly retainer for LTS upgrades and continued feature work.

Common Questions

Frequently
asked questions

Still have questions? Contact us directly.

Which version of Node.js do you build on?+
For production we build on the current Active LTS release (Node.js 24 'Krypton' as of 2026), which receives long-term security and stability support. We avoid shipping production systems on 'Current' (non-LTS) releases unless there is a specific reason, and we plan upgrades around the official Node.js release schedule, which moves to one annual LTS release from Node.js 27 onward.
Do you build REST APIs, GraphQL, or both?+
Both. REST with Express or Fastify covers most projects cleanly, and we use GraphQL when a client genuinely benefits from flexible querying across many related resources. We will recommend the simpler option when GraphQL would add complexity without a clear payoff.
Express or Fastify?+
Express remains the most widely-used framework and is a safe default with a huge ecosystem. We reach for Fastify when throughput and built-in schema validation matter, since it is meaningfully faster for high-volume APIs. The right choice depends on your load profile, and we will tell you honestly which fits.
Do you write TypeScript or plain JavaScript?+
TypeScript by default for any backend beyond a small script. On a Node.js backend the type safety pays off quickly — fewer runtime surprises, safer refactors, and easier onboarding for new developers. We are equally comfortable in plain JavaScript when an existing codebase uses it.
Can Node.js handle real-time features like live updates and chat?+
Yes — this is one of Node.js's core strengths. Its event-driven, non-blocking model is well suited to WebSocket-based live updates, notifications, and chat. We have built real-time alerting and live-data features on Node.js, typically using WebSockets or Socket.IO with a message queue when scale requires it.
How do you price a Node.js development project?+
Most projects are quoted as a fixed price after a discovery call. A standard Node.js API typically starts around $5,000-$12,000. Real-time systems or backends with complex business logic and integrations usually run $15,000-$45,000, depending on scope.
Get Started

Tell us about
your project

We reply within 24 hours with an honest architecture recommendation — no obligation.

Confidential. NDA available on request.

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Node.js Backend

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