verified7+ Years Experience

Hire a Senior Developer. Get a Free Project Estimate in 24 Hours.

Looking to build a mobile app, web application, or real-time system? Describe your project and receive a detailed, custom estimate from a senior full-stack developer — completely free, no commitment.

No spam. Your information is strictly used for project estimation.

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24-Hour Response

Every request is personally reviewed. Expect a detailed estimate in your inbox within one business day.

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100% Confidential

Your project idea is safe. NDA available upon request before any discussion begins.

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Free Consultation

Every estimate includes a free technical consultation to refine your requirements and find the best approach.

Development Services Available

From idea to production — I build end-to-end solutions using industry-leading technologies trusted by startups and enterprises worldwide.

smartphone

Mobile App Development

Cross-platform iOS & Android apps built with React Native. Fast, native performance with a single codebase.

React NativeiOSAndroidExpo
web

Web Application Development

Scalable, SEO-friendly web apps using React, Next.js, and modern full-stack architectures.

ReactNext.jsNode.jsTypeScript
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Real-Time Systems

WebSocket-powered live dashboards, chat systems, and event-driven architectures built for low latency.

WebSocketRedisEvent-DrivenMQTT
cloud

Cloud & Backend

Robust APIs, microservices, serverless functions, and cloud infrastructure that scales with your business.

AWSGCPPostgreSQLFirebase

How It Works

01edit_note

Describe Your Project

Fill out the form with your project goals, desired features, timeline, and budget range. The more detail, the better the estimate.

02engineering

Expert Review

John personally analyzes your requirements, evaluates technical complexity, and determines the optimal architecture and tech stack.

03mail

Receive Your Estimate

A detailed, branded proposal arrives in your inbox within 24 hours — including cost breakdown, timeline, and recommended approach.

Frequently Asked Questions

How much does it cost to build a mobile app?

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Mobile app costs vary based on complexity, features, and platform requirements. Simple apps start around $5k–$10k, while complex apps with real-time features, custom backends, and multiple integrations range from $25k–$50k+. Submit your project details for a precise, custom estimate tailored to your exact needs.

How long does it take to develop a web application?

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A typical MVP web application takes 6–12 weeks to develop. More complex applications with advanced features, third-party integrations, and custom architectures can take 3–6 months. Timeline depends on scope, features, and team availability.

What technologies do you specialize in?

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I specialize in React Native for cross-platform mobile development, React and Next.js for web applications, Node.js and Express for backend services, TypeScript for type-safe development, PostgreSQL and Firebase for databases, and AWS/GCP for cloud infrastructure.

Do you work with startups and enterprise clients?

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Yes, I work with both startups and established companies. For startups, I focus on rapid MVP development and cost-effective architectures. For enterprise clients, I emphasize scalability, security, and integration with existing systems.

Can you sign an NDA before I share my project details?

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Absolutely. Confidentiality is taken seriously. I'm happy to sign a Non-Disclosure Agreement before any project discussion begins. Your ideas and business information are kept strictly confidential.

What is included in the project estimate?

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Each estimate includes a detailed cost breakdown, recommended technology stack, projected timeline with milestones, scope definition, and a personal consultation on the best approach for your project. It's completely free with no commitment required.

Do you offer ongoing maintenance after project delivery?

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Yes, I provide post-launch support including bug fixes, performance monitoring, feature updates, and scaling assistance. Maintenance packages are available on monthly or per-incident basis depending on your needs.

How quickly will I receive my project estimate?

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You will receive a detailed, personalized project estimate within 24 business hours of submitting your request. Complex enterprise projects may require a short follow-up call to finalize the scope.

Ready to bring your idea to life?

Join dozens of satisfied clients who turned their vision into production-ready software. Start with a free estimate today.

Ready to build something extraordinary?

I'm currently accepting new projects. Let's discuss your vision and turn it into reality.

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