Which technologies do your backend developers use?

Our backend developers work with Node.js, Express, Python (Django/FastAPI), Java (Spring Boot), and .NET, along with databases like PostgreSQL, MySQL, and MongoDB.

Do your backend developers build REST and GraphQL APIs?

Yes, they design and develop secure, well-documented RESTful and GraphQL APIs optimized for performance and scalability.

Can they handle microservices and cloud architecture?

Yes, our developers build microservices-based systems and deploy scalable backend solutions on AWS, Azure, and GCP with CI/CD pipelines.

Can we hire backend developers on-demand?

Yes, you can hire backend developers on-demand, part-time, or full-time depending on your project scope and timeline.

Hire Backend Developers

Build secure, scalable, and high-performance server-side systems with our expert backend engineers.

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ProfileREADY TO SCALE YOUR TEAM

Role: Backend Developers
Stack: Node.jsPythonFastAPIPostgreSQLRedis
Overlap: US and EU/UK business hours
Availability: 5-7 business days
Model: Dedicated, Hourly, Project-Based

Illustrative. A typical profile for this role.

Why Hire Our Backend Developers?

Deliver powerful APIs, scalable databases, and enterprise-grade backend systems.

Scalable System Design

Design backend systems capable of handling millions of users and large data volumes.

API-First Development

Secure and well-documented REST and GraphQL APIs for seamless integrations.

Performance Optimized

Efficient queries, caching strategies, and message queues for high-speed responses.

Secure & Reliable

JWT/OAuth authentication, RBAC, encryption, and OWASP best practices.

Our Development Process

01
Requirement Discovery
Understand your product requirements, APIs, data flow, and performance expectations.
02
Architecture Design
Define scalable backend architecture, database models, and security strategy.
03
Developer Selection
Interview and choose pre-vetted backend engineers.
04
Development & API Creation
Build REST/GraphQL APIs, implement business logic and database integrations.
05
Testing & Optimization
Automated testing, load testing, and performance tuning.
06
Deployment & Monitoring
Deploy to cloud infrastructure with logging and monitoring enabled.

Why CognyX AI?

Certified & Senior Developers
Clean & Scalable Code
Fast Project Kickoff
Dedicated Team Model
Transparent Communication
On-Time Delivery
Performance-Optimized Apps
NDA & IP Protection
Flexible Engagement Models
Ongoing Support & Maintenance

Our Core AI Services

Fintech Platforms
Healthcare Systems
SaaS Applications
E-commerce Platforms
AI & ML Systems
Enterprise Software

Education

EdTech

Finance

Logistics

Supply Chain

Manufacturing

Retail

eCommerce

Hospitality

Travel

Insurance

Real Estate

Telecom

Backend Frameworks

Node.js & Express
NestJS
Django & FastAPI
Spring Boot
.NET Core

Databases & Caching

PostgreSQL & MySQL
MongoDB
Redis Caching
DynamoDB
Database Optimization

Integration & DevOps

REST & GraphQL APIs
Third-party Integrations
Docker & CI/CD
Cloud Deployment (AWS, Azure, GCP)
Monitoring & Logging

EXPERTISE IN MODERN TECH STACKS

Node.js
Express.js
Django
Python
Flask
Spring Boot
NestJS
.NET
FastAPI
PostgreSQL
MySQL
MongoDB
Redis
GraphQL
Apache Spark

Flexible Hiring Models

Dedicated Developer

Full-time exclusive focus.

Hourly Hiring

Short-term tasks & consulting.

Project-Based

Fixed scope and timeline.

CognyX took full ownership of our project and brought it to new heights: responsive, proactive and technically top-notch, often exceeding our requirements.

Bryan VeronaFlyKatana

Frequently Asked Questions

Everything you need to know before hiring backend developers.

What does a backend developer do?

A backend developer builds server-side logic, APIs, databases, and infrastructure that power web and mobile applications.

Can you build scalable APIs?

Yes. We design high-performance REST and GraphQL APIs optimized for scalability.

Do you handle database optimization?

Absolutely. We optimize queries, indexes, and caching layers for performance.

Do you provide cloud deployment?

Yes. We deploy backend systems on AWS, Azure, or Google Cloud with CI/CD pipelines.