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 →