O
onecation

Our Services

End-to-end solutions for your business.

From development to marketing, we provide comprehensive services tailored to accelerate your growth.

[01] DEVELOPMENT

High-end engineering. The foundation that scales.

We architect systems built to grow. From API-first backends to high-performance frontends, every line of code is engineered with intent. Our development team has shipped software for 500+ users to 5M+ users.

Whether you need a full platform rebuild or a specialized feature implementation, we bring production-grade excellence to every project.

server.ts
01// Scalable API-First Architecture
02import { createServer } from '@onecation/core'
03import { middleware } from '@onecation/auth'
04import { analytics } from '@onecation/tracking'
05
06const app = createServer({
07 port: process.env.PORT ?? 3000,
08 middleware: [middleware.auth(), analytics()],
09})
10
11app.route('/api/v1/campaigns', {
12 GET: async (ctx) => {
13 const data = await ctx.db.campaigns
14 .where({ status: 'active' })
15 .orderBy('created_at', 'desc')
16 .limit(50)
17 return ctx.json({ data, meta: ctx.meta })
18 },
19})
20
21export default app

What We Build

Backend Systems

  • REST & GraphQL APIs
  • Microservices Architecture
  • Database Design & Optimization
  • Real-time Data Processing

Frontend Applications

  • React/Next.js Apps
  • Mobile Apps (Native & Cross-platform)
  • Interactive Dashboards
  • Progressive Web Apps

Data Infrastructure

  • ETL Pipelines
  • Data Warehousing
  • Analytics Infrastructure
  • Machine Learning Pipelines

Why Choose Our Development

Scalable Architecture

Systems designed to handle 10x growth without rewrites. Event-driven, cloud-native patterns.

API-First Design

Clean interfaces between services, ready for any integration. Well-documented and versioned.

Performance by Default

Core Web Vitals optimized. Sub-100ms API responses. Caching and CDN strategies.

Monitoring & Observability

Production-grade logging, metrics, and alerting. Real-time visibility into system health.

Our Tech Stack

Next.js 16

React Framework with Edge Runtime

TypeScript

Type-Safe Development

PostgreSQL

Relational Database

Redis

Caching & Real-time Data

Docker

Containerization

AWS & Vercel

Cloud Infrastructure

GraphQL

Modern API Layer

Tailwind CSS

Utility-First CSS

Engagement Models

Project-Based

Custom Quote

  • Defined Scope & Timeline
  • Fixed or T&M Pricing
  • Dedicated Team
  • Weekly Check-ins

Team Augmentation

Starting $8k/mo

  • Flexible Hours
  • Integrate with Your Team
  • Full Transparency
  • Scale Up/Down as Needed

Retainer

Starting $5k/mo

  • Ongoing Support
  • Prioritized Queue
  • Maintenance & Updates
  • Strategic Planning

Email

Let's talk
growth.

Ready to unify your engineering and marketing into a single growth engine? We'd love to explore what's possible.

First reply within 24 hours30+ global projectsDedicated owner assigned immediately
Emailyeomjw0907@onecation.co.kr
HQSeoul, South Korea
Office HoursMon–Fri, 9AM–6PM KST

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