Slow or unreliable API responses
Every millisecond of API latency compounds into a noticeably slow product. Poorly designed endpoints, missing indexes and N+1 query problems are the usual culprits, and all are fixable.
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.
Database schema that was never designed properly
A database grown by trial and error without proper indexing, normalization or query planning becomes a performance liability that gets harder to fix the longer it runs.
No proper authentication or authorization
A backend without secure auth, rate limiting and input validation is not a backend, it is a liability. Security needs to be in the design, not patched on afterwards.
Third-party integrations that break constantly
Brittle webhook handling, no retry logic and missing error states make integrations unreliable. Proper integration design treats external failures as expected, not exceptional.
Backend that cannot scale under load
A system that works fine for a hundred users and falls over at a thousand was not designed for growth. Scalability decisions made late are expensive to fix.
No monitoring, logging or alerting
If your team finds out about backend errors from customers, your observability is broken. Proper logging, error tracking and uptime alerts catch problems before users do.
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.
RESTful API Development
Well-structured, documented REST APIs built to OpenAPI specification with consistent error handling, versioning and authentication from the first endpoint.
GraphQL API Development
Schema-first GraphQL APIs with resolvers, mutations, subscriptions and DataLoader for efficient data fetching without over-fetching or under-fetching.
Database Design & Optimization
Relational and NoSQL schema design with proper normalization, indexing strategy and query optimization so your database performs as your data grows.
Authentication & Authorization
OAuth 2.0, JWT, session management, role-based access control and multi-factor authentication built securely and tested against OWASP standards.
Third-party API Integration
Reliable integrations with payment providers, CRMs, ERPs, messaging platforms and any REST or webhook-based service, with retry logic and proper error handling.
Cloud Infrastructure & Deployment
AWS, GCP or Azure setup with auto-scaling, load balancing, managed databases and infrastructure-as-code so your environment is reproducible and auditable.
Microservices Architecture
Break monoliths into independently deployable services with clear contracts, async messaging and the observability needed to run distributed systems in production.
Real-time Systems (WebSockets)
Live dashboards, chat systems, notifications and streaming data feeds built on WebSockets or Server-Sent Events with proper connection management.
Backend Performance & Scaling
Query optimization, caching with Redis, connection pooling, horizontal scaling and load testing to make your backend handle production traffic reliably.
Background Jobs & Queues
Asynchronous job processing for emails, reports, file processing and scheduled tasks using Bull, Celery or similar queue systems with dead letter handling.
Legacy Backend Modernization
Migrate from PHP monoliths, old frameworks or unmaintained codebases to modern, documented, tested systems without stopping the business during the transition.
Ongoing Backend Maintenance
Dependency updates, security patches, performance monitoring and on-call support to keep your backend secure and running as your product evolves.
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.
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Security built into every layer
Authentication, input validation, rate limiting, SQL injection prevention and dependency scanning are standard, not optional line items.
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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.
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Full documentation included
OpenAPI specs, README files, environment setup guides and architecture diagrams are part of the deliverable, not an afterthought.
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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.
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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.
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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.
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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 Devlon StedyDesk
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?
Most backend projects land between $6,000 and $50,000. A focused API with a single database sits at the lower end; a complex microservices architecture or high-scale platform sits higher. Every quote is scoped and itemized before work starts.
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.