Data Processing LLC
Node.js & NestJS Applications

Build clean, testable, and scalable JavaScript backends

We craft modular Node.js and NestJS applications that balance developer productivity with enterprise-grade governance.

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Years of Expertise
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Node & NestJS launches
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Uptime commitments
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Support coverage

Battle-tested patterns for modern Node.js backends

Clean architecture, type safety, and DevSecOps controls come standard so your team inherits a codebase built to scale.

Developer writing Node.js code
Clean Code
TypeScript

Node.js craftsmanship with enterprise polish

Strong opinions about architecture and tooling make maintenance predictable even as teams grow.

Domain-driven folder structure
TypeScript-first implementation
Automated unit, integration, and contract tests
API docs + Postman/Stoplight collections
Secure configuration & secret management
Developer onboarding runbooks

Application engineering tracks

Choose the focus area that best accelerates your roadmap—then we handle the heavy lifting.

Greenfield MVP Builds

Rapid prototypes with production-ready patterns so scaling later never requires a rebuild.

Product Modernization

Refactor legacy Node services into modular NestJS codebases with automated test coverage.

Secure Feature Delivery

Embed authentication, authorization, and audit-ready logging into every feature rollout.

Backends engineered for growth teams

Every app we ship is obsessed with maintainability, observability, and experimentation velocity.

Product

Experiment-friendly architecture

Feature flags, analytics hooks, and domain events are ready so product teams can test without rewrites.

Efficiency

Cost-aware design

Profiling, caching, and queuing strategies keep compute bills in check as adoption grows.

Security

Security-first modules

Input validation, centralized secrets, and role-based guards live inside shared libraries.

DX

Developer joy

VS Code snippets, Make targets, and lint-staged workflows make contributing straightforward for any engineer.

Node.js & NestJS Application FAQ

Quick answers for product and engineering leads planning custom backend initiatives.

Need a Node.js codebase your team actually loves maintaining?

We’ll architect and deliver it—then train your developers to keep the momentum going.

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