Custom Software Development

Your Vision, Our Engineering.

Full-stack applications, AI integrations, voice AI systems, and automation platforms — built from scratch by the team behind Zenith-OS. We write the code, deploy it, and make sure it works.

What We Build

Six Core Capabilities.

From simple web apps to complex AI-driven platforms, we have the engineering depth to build it right.

Web Applications

Full-stack apps with modern frameworks, responsive UIs, and production-grade architecture. From MVPs to enterprise platforms.

AI-Powered Features

RAG pipelines, LLM integrations, intelligent assistants, content generation, and AI-driven analytics baked into your product.

Voice AI Systems

Conversational voice agents, IVR replacements, real-time transcription, and telephony integrations with Telnyx, Twilio, and WebRTC.

APIs & Integrations

REST and GraphQL APIs, third-party integrations, webhook pipelines, and data synchronization across your entire stack.

Real-Time Dashboards

Live data visualization, WebSocket-driven updates, KPI tracking, and operational dashboards that keep your team informed.

Automation Systems

Workflow automation, scheduled jobs, event-driven pipelines, and intelligent triggers that eliminate repetitive manual work.

Tech Stack

Modern Tools, Proven Results.

We pick the right tool for the job — not the trendiest. Every choice is battle-tested in production.

Frontend

ReactNext.jsTypeScriptTailwind CSS

Backend

NestJSFastAPIPythonNode.js

AI

OpenAIClaudeGeminiDeepgramElevenLabs

Database

PostgreSQLSupabasepgvectorPrisma

Infrastructure

DockerRailwayVercelAWS

Real-Time

WebSocketTelnyxWebRTC
Engagement Models

Work With Us Your Way.

Choose the engagement model that fits your project. We are flexible — what matters is building the right thing.

Fixed-Price Projects

Defined scope, defined price. Best for projects with clear requirements and deliverables. You know exactly what you're paying before we start.

Detailed scope document upfront
Milestone-based payments
Change orders for scope changes
Best for MVPs & defined features
Most Popular

Time & Materials

Pay for actual hours worked. Best for evolving projects, R&D, or when requirements are still being discovered.

$150 - $250 / hour
Weekly time reports
Flexible scope adjustments
Best for ongoing development

Monthly Retainer

Dedicated hours every month with priority access. Best for businesses that need continuous development and support.

40 hours/month included
Priority support & escalation
Rollover unused hours
Best for long-term partnerships
Pricing

Transparent Pricing.

Every project is scoped individually, but here are typical ranges to help you plan. No surprises, no hidden fees.

Small
$5K - $15K
2 - 4 weeks
Landing pages & marketing sites
Simple API integrations
Internal tools & admin panels
Chatbot or AI assistant MVP
Most Common
Medium
$15K - $50K
4 - 10 weeks
Full-stack web applications
Voice AI systems
Multi-integration platforms
Real-time dashboards
Large
$50K - $150K
10 - 20 weeks
Enterprise SaaS platforms
Multi-agent AI systems
Complex automation platforms
Full business operating systems
Our Process

Scope → Propose → Build → Ship → Support.

A structured process that keeps you informed at every stage. No black boxes, no surprises.

Step 1

Scope

We dig into your requirements, map user flows, define the architecture, and identify technical risks. No ambiguity.

Step 2

Propose

Detailed proposal with timeline, milestones, tech stack, and pricing. You review, we refine, then we lock it in.

Step 3

Build

Sprint-based development with weekly demos. You see real progress every week, not just status reports.

Step 4

Ship

Production deployment, performance testing, security review, and documentation. Launch day is a non-event because everything works.

Step 5

Support

30-day warranty on all deliverables. Knowledge transfer, training, and optional ongoing retainer for continuous improvement.

Ready to discuss your project?

30-minute discovery call. We listen first, recommend second. No obligation, no sales pressure — just an honest conversation about what you need built.