RESTful API Development
REST APIs built to OpenAPI specification with consistent error handling, versioning and authentication baked in from the very first endpoint, not added on later.
Backend Development
Backend Development Services
We build the APIs, databases and server infrastructure that power your product. Scalable, secure and documented backend systems for businesses that need more than a website.
- Node.js
- Python
- Laravel
- Secure by design
The cost of a weak backend
Is your backend holding your product back?
If any of these sound familiar, your backend is limiting what your product can do. Each one is a solvable engineering problem.
06 failure points we design out of every build
- 01
API responses that never feel instant
Every extra millisecond of latency compounds into a product that feels sluggish. Poorly designed endpoints, missing indexes and N+1 query problems are usually the real cause, and every one of them is fixable.
- 02
A schema that grew by accident
A database shaped by trial and error, without real indexing or normalization, turns into a performance problem that only gets more expensive to fix the longer it's left alone.
- 03
Auth that was never actually designed
A backend without proper authentication, rate limiting and input validation isn't a backend, it's exposure waiting to be found. Security has to be part of the design, not a patch applied afterward.
- 04
Integrations that break on a bad day
Brittle webhook handling, no retry logic and missing error states turn third-party integrations into a liability. A properly designed integration treats external failure as the expected case, not the exception.
- 05
A system that can't survive its own growth
Something that runs fine for a hundred users and falls over at a thousand was never actually built for scale. Scaling decisions made late in the game are always the expensive ones.
- 06
Nobody knows something's wrong until a customer says so
If your team hears about backend errors from users first, your observability has already failed. Real logging, error tracking and uptime alerts catch problems before they reach anyone else.
Who we work with
Industries we serve
We have built backend systems for regulated, high-throughput and fast-moving sectors. We understand the data, compliance and performance demands your industry brings.
SaaS
FinTech
Healthcare
E-commerce
Logistics
Manufacturing
Enterprise
Startups
Agencies
Media
What we build
Our backend development services
From REST and GraphQL APIs to database design, cloud infrastructure and real-time systems, we handle every layer of your backend architecture.
GraphQL API Development
Schema-first GraphQL with resolvers, mutations, subscriptions and DataLoader, built so data fetching is efficient instead of over-fetching or under-fetching by default.
Database Design & Optimization
Relational and NoSQL schema design with real normalization, an indexing strategy, and query optimization so performance holds up as your data actually grows.
Authentication & Authorization
OAuth 2.0, JWT, session management, role-based access control and multi-factor authentication, built securely and tested against OWASP standards, not just wired up and hoped for.
Third-party API Integration
Integrations with payment providers, CRMs, ERPs, messaging platforms and any REST or webhook-based service, with retry logic and error handling that actually gets exercised.
Cloud Infrastructure & Deployment
AWS, GCP or Azure setup with auto-scaling, load balancing, managed databases and infrastructure-as-code, so the environment is reproducible and auditable, not a snowflake.
Microservices Architecture
Monoliths broken into independently deployable services with clear contracts, async messaging and the observability distributed systems actually need to run in production.
Real-time Systems (WebSockets)
Live dashboards, chat systems, notifications and streaming data feeds built on WebSockets or Server-Sent Events, with connection management that survives real traffic.
Backend Performance & Scaling
Query optimization, Redis caching, connection pooling, horizontal scaling and load testing, aimed at a backend that holds up under production traffic, not a demo.
Background Jobs & Queues
Asynchronous processing for emails, reports, file handling and scheduled tasks using Bull, Celery or similar, with dead letter handling so failures don't disappear silently.
Legacy Backend Modernization
A path off PHP monoliths, old frameworks or unmaintained codebases onto something modern, documented and tested, without pausing the business to make it happen.
Ongoing Backend Maintenance
Dependency updates, security patches, performance monitoring and on-call support that keep the backend secure and running as the product keeps evolving.
Why choose us
Backend development done properly
A backend is only as good as the decisions made before the first line of code. We design API contracts, schema and architecture deliberately, then build against that design with tests and documentation as deliverable requirements.
Start your project-
API-first design
We design the API contract before writing implementation code. Consumers get a consistent, predictable interface that does not change unexpectedly.
-
Security built into every layer
Authentication, input validation, rate limiting, SQL injection prevention and dependency scanning are standard, not optional line items.
-
Performance tested before delivery
Every backend we build is load tested before handover. You get a report showing response times, throughput and failure behavior under realistic traffic.
-
Full documentation included
OpenAPI specs, README files, environment setup guides and architecture diagrams are part of the deliverable, not an afterthought.
-
Database expertise across engines
We work across PostgreSQL, MySQL, MongoDB and Redis, and we choose the right engine for the job rather than defaulting to one stack for everything.
-
Cloud-agnostic approach
We deploy to AWS, GCP and Azure and use infrastructure-as-code so your environment is portable, reproducible and not tied to one vendor.
-
Test-driven development
Unit tests, integration tests and contract tests are written alongside the code. Coverage is a deliverable requirement, not something we add at the end.
-
Ongoing backend support
We stay available for questions, security patches and new feature development after the initial engagement.
How we work
Our backend development process
Eight clear stages, each with a concrete output. No black box between kickoff and a backend in production.
- 01
Discovery
We understand your system requirements, data model and integration points before designing anything.
- 02
API Design
OpenAPI contract defined and reviewed with all consumers before a single line of implementation code.
- 03
Database Schema
Schema designed with normalization, indexing strategy and the query patterns the product actually needs.
- 04
Development
Backend built in short, reviewable cycles with tests written alongside the code.
- 05
Integration
Third-party services connected with proper error handling, retry logic and failure isolation.
- 06
Testing & Load
Automated test suite plus load testing to validate performance under realistic production traffic.
- 07
Deployment
CI/CD pipeline configured and production environment deployed with monitoring in place.
- 08
Monitoring Setup
Structured logging, error tracking, uptime alerts and performance dashboards configured and documented.
What is included
A rushed backend is the most expensive kind
Skipping tests, documentation and proper security is fast upfront and catastrophic later. Here is what comes standard with us.
What you get Without us WebNX
Proper OAuth / JWT authentication
OpenAPI / Swagger documentation
Database indexing & query optimization
Error handling & structured logging
Rate limiting & DDoS protection
Automated test suite
CI/CD pipeline
Load testing before launch
Monitoring & uptime alerts
Post-launch support
Client words
Trusted by teams that depend on their backends
They rebuilt our API from a PHP monolith to a clean Node.js service in twelve weeks. Load times dropped from four seconds to under 200ms and the new codebase has proper tests. Our team can actually maintain it.
We hired them to design our authentication system and PostgreSQL schema before we started building. Three months in and we have had zero security incidents and no schema migrations that broke anything.
The webhook integration they built with our shipping providers has processed over two million events without a single missed delivery notification. That reliability is exactly what we needed.
Built with proven tools
Our backend technology stack
We use mature, well-supported languages and frameworks, chosen for the specific requirements of your system rather than the trend of the month.
- Node.js
- Python
- PHP
- Laravel
- Django
- Express
- PostgreSQL
- MySQL
- MongoDB
- Redis
- AWS
- Docker
- Nginx
- GraphQL
- Prisma
Questions, answered
Backend development FAQs
How much does backend development cost?
Backend development is scoped around your application's architecture, integrations, data requirements and expected scale. A straightforward API and database setup is simpler, while distributed systems, microservices and high-traffic platforms require deeper engineering. We assess the requirements and provide a detailed quote before development begins.
What backend technologies do you use?
We work across Node.js, Python (Django, FastAPI), PHP (Laravel), and .NET, paired with PostgreSQL, MySQL, MongoDB or Redis depending on the data model. We recommend based on your team's existing skills and the performance requirements of your system.
Can you work with our existing frontend?
Yes. We design the API contract with the consuming frontend in mind, review existing API calls and make sure the backend serves exactly what the UI needs without over-fetching or coupling.
How do you secure APIs?
We implement OAuth 2.0 or JWT authentication, input validation and sanitization, rate limiting, HTTPS enforcement, CORS configuration, dependency vulnerability scanning and OWASP Top 10 mitigations as standard on every project.
Can you scale our existing backend?
Yes. We start with a performance audit to identify the specific bottlenecks, usually slow queries, missing indexes, N+1 problems or lack of caching, then address them systematically. We load test before and after to measure the improvement.
Do you design database schemas?
Yes. Proper schema design is one of the most important backend decisions you make and one of the hardest to undo. We design schemas with normalization, indexing strategy and future query patterns in mind from the start.
How do you handle authentication and user management?
We implement OAuth 2.0 with refresh tokens, JWT with proper expiry and rotation, role-based access control and optional MFA. We use established libraries and do not write crypto from scratch.
Can you integrate with third-party services?
Yes. We integrate with payment providers (Stripe, PayPal, Razorpay), CRMs, ERPs, email platforms, SMS gateways, shipping providers and any REST or webhook-based service. We write integrations with retry logic and proper failure handling.
How long does backend development take?
A focused API with two to three data models typically takes 4 to 8 weeks. A larger platform with multiple services, complex auth and third-party integrations runs 10 to 20 weeks. Timelines depend on scope and documentation quality.
Do you write tests?
Yes. We write unit tests for business logic, integration tests for database interactions and contract tests for API endpoints. Test coverage is agreed at scoping and treated as a deliverable, not optional.
Do you set up DevOps and CI/CD pipelines?
Yes. We configure GitHub Actions, GitLab CI or Bitbucket Pipelines with automated test runs, linting and deployment to staging and production environments. Infrastructure is managed as code wherever possible.
What happens after the backend launches?
We provide documentation, architecture diagrams and a handover session. Most clients retain us for ongoing support, feature development and security updates on a retainer or time-and-materials basis.
Ready to build a backend your product can rely on?
Tell us what you are trying to build and you will get a straight answer on scope, cost and timeline, usually within one business day.