Development RFP & Services

50+
Projects Completed
100%
On-Time Delivery
4.9/5
Client Rating
5y+
Dev Experience

📋 About APEX Development

APEX Development is a full-stack development team specializing in mobile applications, web platforms, and custom integrations. We deliver production-grade applications on time and within budget.

We've successfully completed projects including appetize.io integrations, complex SaaS applications, e-commerce platforms, real-time dashboards, native iOS/Android apps, and full-stack Next.js applications. Our approach: clean code, comprehensive tests, thorough documentation, and ongoing support.

💪 Our Expertise

Full-stack JavaScript/TypeScript (Node.js, React, Next.js)
Native iOS (Swift) and Android (Kotlin) development
React Native for cross-platform mobile apps
API design (REST & GraphQL) with security best practices
Database architecture (MongoDB, PostgreSQL, Redis)
Cloud deployment (AWS, Vercel, Google Cloud)
Third-party integrations and vendor partnerships
Authentication & security (OAuth, JWT, API keys)
Responsive design and UX optimization
CI/CD pipeline setup and DevOps
Performance optimization and scaling
Testing (Jest, React Testing Library, integration tests)

📦 What You'll Get

Fully functional application (mobile and/or web)
Clean, well-commented, documented codebase
Comprehensive unit and integration test suite (>80% coverage)
API documentation and integration guides
Deployment guide and production runbook
Performance optimization report
Security audit and vulnerability remediation
User documentation and admin guides
Source code with git history
30 days of post-launch support

🔄 Our Development Process

1

Kickoff

Requirements gathering and architecture design

2

Development

2-week iterations with regular communication

3

Testing & QA

Automated tests + manual quality assurance

4

Deploy

Production setup and launch

5

Support

30 days of on-call support and fixes

🛠️ Technology Stack

Frontend

React & Next.js
TypeScript
Tailwind CSS
React Native

Backend

Node.js & Express
GraphQL & REST
NextAuth
WebSockets

Infrastructure

AWS & Vercel
Docker & K8s
MongoDB & PostgreSQL
CI/CD & DevOps

💼 Engagement Models

Hourly rate projects
Fixed-price contracts
Time-and-materials retainers
Dedicated team arrangements
Milestone-based payments

Ready to Start?

We're available for immediate engagement on Upwork and direct contracts.

Find Us on Upwork →