Our Node.js development services enable businesses to build high-performance applications, modernize backend systems, and scale digital products seamlessly.
Build fast, scalable, and secure real-time applications using Node.js, WebSockets, and Socket.IO, Redis, and event-driven architecture. Our developers create chat systems, collaboration tools, live dashboards, notifications, streaming workflows, and real-time data platforms that support high user concurrency and low-latency experiences.
Our Node.js development services build secure, scalable APIs and backend systems using Express.js, NestJS, Fastify, REST APIs, GraphQL, gRPC, and OpenAPI/Swagger. We handle authentication, authorization, validation, versioning, documentation, testing, performance optimization, and secure data exchange across web, mobile, cloud, and enterprise systems.
Our Node.js developers build enterprise-grade web applications, internal platforms, SaaS backends, workflow systems, reporting tools, and business process applications. We design modular architectures with role-based access, secure data handling, third-party integrations, and scalable backend services for long-term business use.
Build modular backend systems with Node.js microservices, event-driven workflows, message queues, and distributed architecture. Our developers work with Kafka, RabbitMQ, Redis Streams, Docker, Kubernetes, and cloud-native deployment patterns to improve scalability, fault isolation, and release flexibility.
Our Node.js developers build cloud-native applications using AWS, Azure, Google Cloud, AWS Lambda, Azure Functions, Google Cloud Functions, Docker, Kubernetes, and CI/CD pipelines. We help design serverless APIs, backend services, event-driven workflows, and deployment-ready architectures that reduce infrastructure complexity and improve release speed.
Modernize legacy backends, monoliths, or older JavaScript applications with Node.js and TypeScript. Our developers help assess your existing architecture, refactor code, improve API performance, migrate selected backend services, introduce microservices where needed, and prepare applications for cloud-native deployment.
Get expert guidance on Node.js architecture, performance, scalability, security, and modernization. Our consultants review your codebase, API architecture, database design, deployment setup, and observability stack to recommend practical improvements aligned with your roadmap and delivery goals.
Keep your Node.js applications secure, stable, and optimized with ongoing support and maintenance. Our developers handle bug fixes, dependency upgrades, performance tuning, API improvements, security patches, cloud monitoring, release support, and feature enhancements.
Scale your backend team with experienced Node.js developers skilled in TypeScript, APIs, microservices, cloud-native development, and enterprise integrations. Choose full-time, part-time, or project-based support and onboard developers quickly without long-term hiring commitments.
Hire Node.js developers with hands-on experience across backend engineering, API development, real-time systems, cloud-native architecture, databases, security, testing, and observability.
Technology Stack : Node.js, React.js, MongoDB, AWS, React Native
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Technology Stack : Node.js, React.js, JavaScript, TypeScript, Amazon S3
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Technology Stack : Next.js, Node.js, PostgreSQL, AWS
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Technology Stack : Figma, Node.js, Flutter, MongoDB, Firebase, Postman
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From architecture and code quality to security, testing, and deployment, as a Node.js development company, we follow a structured engineering approach to build applications that perform well, scale reliably, and remain maintainable over time.
Our Node.js developers design applications using modular architecture, microservices, event-driven patterns, domain-driven design, API-first development, and cloud-native deployment principles. This helps improve scalability, maintainability, and release flexibility.
We use TypeScript, code reviews, linting, automated testing, dependency checks, and CI/CD workflows to maintain clean, reliable codebases. Our developers work with ESLint, Prettier, Jest, Vitest, Supertest, and Git-based review processes to reduce defects and technical debt.
Our developers optimize Node.js applications across API response times, database queries, event loops, caching, memory usage, async processing, and cloud infrastructure. We use Redis, query optimization, profiling, background jobs, queues, and observability tools to keep applications fast under load.
We build secure Node.js applications using authentication, authorization, encryption, API security, secure dependency management, input validation, rate limiting, access control, and OWASP Top 10-aligned practices. This helps protect business logic, user data, credentials, and integration layers.
Our Node.js developers support deployment pipelines, containerization, infrastructure automation, monitoring, logging, and production visibility. We work with Docker, Kubernetes, GitHub Actions, Jenkins, GitLab CI/CD, OpenTelemetry, Prometheus, Grafana, Datadog, and New Relic.
NBacked by years of experience as a Node.js development company, we help you build dedicated teams that deliver faster releases and long-term platform stability.
Manage sprint planning, delivery timelines, stakeholder communication, risk management, and release coordination.
Related tools and technologies:
Jira, Confluence, Scrum, Kanban, Azure DevOps
Define business requirements, workflows, API needs, user stories, and acceptance criteria.
Related tools and technologies:
User Stories, Process Mapping, Miro, Lucidchart, Confluence
Design scalable backend architecture, microservices ecosystems, cloud infrastructure, integrations, and modernization roadmaps.
Related tools and technologies:
Node.js, TypeScript, NestJS, Microservices, Event-Driven Architecture, Serverless, AWS, Azure
Build APIs, backend services, real-time applications, integrations, and cloud-native systems.
Related tools and technologies:
Node.js, TypeScript, NestJS, Express.js, Fastify, GraphQL, REST APIs, Prisma, Drizzle ORM
Design and optimize data architecture for performance, scalability, analytics, and reliability.
Related tools and technologies:
PostgreSQL, pgvector, MongoDB, MySQL, Redis, DynamoDB, Elasticsearch, Pinecone
Integrate AI-powered chatbots, copilots, autonomous agents, workflow automation, and generative AI capabilities.
Related tools and technologies:
OpenAI, Azure OpenAI, Claude, Gemini, LangChain, LangGraph/CrewAI, RAG, MCP, Vector Databases
Automate deployments, manage infrastructure as code, optimize performance, and improve platform reliability.
Related tools and technologies:
AWS, Azure, GCP, Docker, Kubernetes, Terraform, OpenTelemetry, GitHub Actions, CI/CD
Strengthen application security, access control, API protection, compliance, and threat monitoring.
Related tools and technologies:
OAuth 2.0, JWT, OpenID Connect, OWASP Top 10, WAF, IAM, Secrets Management (Vault)
Ensure application quality through automated testing, API validation, performance testing, and continuous quality assurance.
Related tools and technologies:
Playwright, Cypress, Jest/Vitest, Postman, JMeter, BrowserStack
Hire Node.js developers from Capital Numbers with a simple, flexible process. Review vetted profiles, integrate selected experts into your workflow, and scale your backend team as needed.
Share your requirements, review shortlisted profiles, and interview vetted Node.js developers from our in-house team.
Bring selected developers into your tools, sprints, and communication flow. Assign tasks directly and track progress with full visibility.
Start with one Node.js developer or expand into a complete backend team as priorities, workload, and release timelines change.
Choose from a range of expert developers in different technologies to fit your project needs.
Your product, our dedicated Node.js team. We handle planning, development, QA, deployment support, and delivery coordination from start to finish.
Add skilled Node.js developers to your existing team without long-term hiring commitments. Ideal for product backlogs, release acceleration, modernization, or temporary capacity gaps.
Get structured delivery for clearly defined Node.js development requirements with upfront scope, timelines, and pricing.
97 out of 100 Clients Have Given Us a Five Star Rating on Google & Clutch
Build, modernize, and scale backend systems with experienced Node.js developers who combine enterprise engineering discipline with flexible offshore delivery.
Hire mid-level and senior Node.js developers with hands-on experience in fintech, SaaS, e-commerce, and healthcare industries, along with TypeScript, Express.js, NestJS, Fastify, REST APIs, GraphQL, WebSockets, databases, cloud platforms, microservices, and Agile delivery.
Skip sourcing, screening, payroll, and administrative delays. Review profiles, interview shortlisted Node.js developers, and onboard the right talent based on your project needs.
Your Node.js developers work as an extension of your internal team. You can assign tasks, manage priorities, review code, track progress, and communicate directly through your preferred tools.
With SOC 2 Type II, ISO 27001, and ISO 9001-certified practices, Capital Numbers helps protect your source code, IP, credentials, customer data, and product roadmap.
Start with one Node.js developer, add frontend, DevOps, QA, or cloud experts, or build a dedicated backend team as your roadmap expands.
Reduce development costs by up to 50% compared to local hiring while maintaining transparent communication, timesheets, reporting, and direct collaboration.
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You can start by sharing your project requirements or booking a developer interview. Our experts will understand your technical needs, recommend the right engagement model, shortlist suitable Node.js developers, and help you interview candidates before onboarding.
Our Node.js developers have hands-on experience in fintech, SaaS, e-commerce, and healthcare industries and can build real-time applications, APIs, microservices, SaaS backends, enterprise platforms, cloud-native applications, serverless systems, AI-enabled backends, dashboards, workflow tools, and integration layers.
Yes. Our developers can work with existing Node.js, JavaScript, TypeScript, Express.js, NestJS, Fastify, or microservices-based applications. They can improve performance, add features, modernize APIs, fix issues, improve security, and support cloud deployment.
Yes. We support phased backend modernization, API migration, monolith refactoring, and selective service migration to Node.js. Instead of forcing a full rewrite, we assess your existing system and recommend the safest modernization path based on performance, scalability, cost, and business risk.
Yes. Our Node.js developers work with AWS, Azure, Google Cloud, Docker, Kubernetes, serverless functions, CI/CD pipelines, monitoring, and cloud deployment workflows. This helps you build applications that are easier to deploy, scale, and maintain.
We follow code reviews, TypeScript-first development, automated testing, linting, secure dependency management, CI/CD workflows, and performance monitoring. Our developers use tools such as Jest, Vitest, Supertest, ESLint, Prettier, Docker, and observability platforms to improve reliability and maintainability.
Yes. You can hire Node.js developers for short-term, long-term, full-time, part-time, staff augmentation, managed team, or fixed-cost requirements. This gives you the flexibility to add backend expertise when needed without long-term hiring commitments.
We use secure coding practices, NDA-backed engagements, access controls, encryption, secure authentication, API security, dependency checks, regular updates, and OWASP Top 10-aligned development practices. Our ISO-aligned processes help protect your source code, credentials, data, and business logic.
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Node.js
JavaScript
TypeScript
Express.js
NestJS
Fastify
Hono
REST APIs
GraphQL
gRPC
OpenAPI/Swagger
PostgreSQL
MySQL
MongoDB
Redis
Prisma
WebSockets
Socket.IO
Kafka
RabbitMQ
AWS
Microsoft Azure
Google Cloud
AWS Lambda
Docker
Kubernetes
CI/CD Pipelines
OAuth 2.0
JWT
Jest
Playwright
Vitest
OWASP Security Practices
OpenAI
Azure OpenAI
LangChain.js
LlamaIndex.ts
