Node.js Development Services — Design Mockup | Dreams Technologies

Node.js Development Services for Real‑Time, High‑Concurrency Systems

Whether it's a chat platform handling thousands of simultaneous connections or an API layer stitching together your microservices, Dreams Technologies builds production-grade Node.js backends that hold up under real traffic. Headquartered in London with a world-class engineering team in India, delivering for clients across the UK, US, Europe, and Asia for over a decade.

Trusted by clients across
UK & EuropeUnited StatesJapan & AsiaMiddle East
500+ Clients
node_api.js
Running
1// Dreams Technologies · Node.js API Layer 2const fastify = require('fastify')(); 3 4fastify.get('/api/orders/:id', async (req) => { 5 const order = await cache.getOrFetch(req.params.id); 6 return order; 7}); 8 9fastify.listen({ port: 3000 });
30–60K
req/s typical
<10ms
routing latency
Zero
downtime deploys
Request Lifecycle
ClientLoad BalancerEvent LoopResponse
Node.jsExpressFastify NestJSDockerRedis
What We Build

Node.js Solutions We Deliver

Real-Time Applications & Live Communication

Node's event-driven, non-blocking I/O model is built for this. We develop chat platforms, live notification systems, collaborative editing tools, and live dashboards using Socket.IO, WebSockets, and Server-Sent Events — so an action on one screen shows up everywhere else instantly.

Microservices & API Backends

We design REST and GraphQL backends using Express, Fastify, or NestJS — chosen on throughput needs, team size, and TypeScript fluency, not a default habit. Each service is independently deployable, observable, and built to scale horizontally.

High-Concurrency, Event-Driven Systems

For workloads with thousands of simultaneous connections — IoT telemetry, live trading feeds, multiplayer backends — we architect around Node's event loop, using worker threads and clustering to keep latency low under sustained load.

SaaS & Multi-Tenant Platforms

We've built and shipped our own commercial products on this stack, including DreamsPOS and DreamsChat — bringing proven multi-tenant data isolation, billing integration, and role-based access patterns to every client SaaS build.

Legacy System Modernization with Node.js

Most legacy monoliths — older PHP, classic .NET, aging Java — don't need a full rewrite, just a modern integration layer. We wrap existing systems with Node.js API gateways so you modernize incrementally, not in one risky leap.

Streaming & Data-Intensive Applications

Using Node's native Stream API, we build applications that process and deliver data on the fly — video/audio delivery, large file processing, log and analytics pipelines — without loading everything into memory first.

Why Us

What Makes Us a Dependable Node.js Development Partner

Over a decade of shipping complex software across 500+ clients globally. Here's what that experience means for your project.

03

AWS & Microsoft Azure Certified Partners

Your Node.js infrastructure is built by a team vetted by the platforms you already trust. We get direct partner support, early feature access, and deep platform expertise baked into every deployment.

Certified Partners
04

Framework Choice Based on Your Project, Not Habit

We don't reach for Express by default just because it's familiar. We select Express, Fastify, or NestJS based on your throughput targets, team size, and how the service needs to scale — decided upfront, not retrofitted later.

Thoughtful Architecture
05

Compliance Ready by Default

GDPR, HIPAA, and SOC 2 controls are designed in from the first architecture decision — encryption in transit and at rest, role-based access control, audit logging, and regular vulnerability assessments using npm audit and Snyk.

Security First
06

We've Built Products, Not Just Projects

We've built and shipped our own commercial software — DreamsPOS, DreamsChat, and SmartHR. That real product ownership mindset carries into every client engagement: we think in outcomes, not just deliverables.

Product Mindset
Our Process

From First Call to Production Deployment

01
1–2 Weeks

Discovery & Architecture Planning

We map your traffic patterns, integration points, and compliance requirements, and decide upfront which framework and data layer fit — not which one is most familiar to us.

02
1–3 Weeks

Prototype & Technical Validation

We build a focused working slice of the system — a real API endpoint or real-time channel — to validate the architecture and surface risks before full development starts.

03
Sprint-Based

Development & Integration

The full backend is built across data layer, services, and integrations, managed in sprints with weekly progress reports and continuous testing throughout.

04
90-Day Support

Launch, Monitoring & Optimization

We deploy with a controlled rollout, configure monitoring and alerting, and actively tune performance based on real usage data for the first 90 days.

Tech Stack

Technologies We Work With

Every tool chosen for performance, maintainability, and fit — not familiarity.

Core & Runtime
Node.js 24
Current LTS
Node.js 22
Maintenance LTS
TypeScript
Type-safe JS
Frameworks
Express
Flexible, minimal
Fastify
High throughput
NestJS
Enterprise-grade
Koa
Lightweight
Real-Time & Messaging
Socket.IO
Real-time events
WebSockets
Persistent connections
Kafka
Event streaming
RabbitMQ
Message broker
Redis Pub/Sub
In-memory channel
Databases & Caching
MongoDB
Document store
PostgreSQL
Relational DB
MySQL
Relational DB
Redis
Caching layer
Cloud & DevOps
AWS
Certified partner
Azure
App Service
Docker
Containerisation
Kubernetes
Orchestration
GitHub Actions
CI/CD pipelines
Testing & Quality
Jest
Unit & integration
Mocha & Chai
BDD testing
Supertest
HTTP assertions
ESLint
Code quality

Ready to Build a Node.js Backend That Scales?

If you have a system in mind — or just a performance problem you need solved — start with a conversation. We'll tell you what's feasible, what it will take, and which framework actually fits.

Book a Discovery Call
Latest Insights

From Our Blog & Knowledge Base

Suggested topic
Backend June 2026

Express vs. Fastify vs. NestJS in 2026: Which Node.js Framework Actually Fits Your Project

Read More →
Suggested topic
Releases June 2026

Node.js 24 LTS vs. Node.js 26: What Changed and Whether You Should Upgrade

Read More →
Suggested topic
Modernization May 2026

Migrating a Legacy Monolith to Node.js Microservices: A Practical Playbook

Read More →
FAQ

Frequently Asked Questions

What kinds of Node.js projects do you take on?
Real-time applications, API and microservices backends, SaaS platforms, legacy modernization, and high-concurrency systems like IoT and streaming platforms. Our experience spans retail, healthcare, hospitality, and service-based businesses.
Is Node.js the right fit for our project, or would another stack work better?
It depends on the workload. Node.js excels at I/O-heavy, real-time, and high-concurrency systems. For CPU-heavy processing, we'll tell you honestly if another stack — or a hybrid approach — is the better fit.
Which Node.js framework will you use for our project?
We choose based on your needs: Express for flexibility and the largest talent pool, Fastify when raw throughput is the priority, and NestJS when you need enterprise-grade structure for a larger team.
Can you work with our existing Node.js codebase, or only build from scratch?
Both. We regularly take over existing Node.js codebases — auditing dependencies, identifying technical debt, and modernizing incrementally rather than recommending an unnecessary rewrite.
How do you handle security and compliance in Node.js applications?
We build with GDPR, HIPAA, and SOC 2 controls in mind from the start, including encryption in transit and at rest, role-based access control, audit logging, and regular dependency audits using tools like npm audit and Snyk.
What happens after the application is launched?
We include 90 days of post-launch support covering monitoring, bug fixes, and performance tuning. After that, we offer optional retainers for feature development and Node.js version upgrades.
10+
Years of Proven Success
500+
Happy Clients Worldwide
15+
Products We Have Built
120+
Technical Team Members