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Full-cycle development studio for startups

More than 10,000 people use the products we have built.

FreeScoping the task, with the price and the timeline before we start
from $300Projects end to end, first version in 1 week
from $120/moSupport after launch, for as long as you want it

We build what delivers

15

Projects shipped

20

Automations built

10

live cases

Our cases

  • TypeScript · Next.jsIn production

    Swiftin

    An AI translator right inside the browser: pages, subtitles and documents.

  • Dashboards · SQLRunning at the client

    One screen instead of manual exports

    No more manual exports and spreadsheets: one screen where every metric assembles itself on a schedule.

    The metrics assemble themselves from APIs, databases and parsers on a schedule, and land on one screen.

  • BAS · Tender parserRunning at the client

    20+ automations on BAS

    A tender parser and marketplace auto-publishing. Typing things in by hand has all but stopped.

    Tenders are found and sorted automatically, cards go live without manual entry, hours of routine disappeared.

We do what others call hard

We do not sell one stack for every job

Full cycle: from a landing page to a product with a server, payments and mobile apps. We choose the technology by deadline, by load, by what your team can maintain and by what support will cost a year from now. If you already have a codebase, we continue it rather than quoting you a rewrite.

Web interfaces

From a landing page to a working product

A page that has to open fast and an interface that has to hold complex state are different jobs. We choose for each separately.

  • TypeScript
  • React
  • Next.js
  • Vue
  • Svelte
  • Astro
  • Tailwind
  • Vite
Servers and APIs

So it does not fall over at three in the morning

Validation, authorisation, rate limits and real logs go in at the start, not after the first incident.

  • Node.js
  • TypeScript
  • Python
  • FastAPI
  • Go
  • PostgreSQL
  • Redis
  • Queues
Automation and integrations

Everything wired into one working loop

The CRM, the spreadsheets, the messengers, the payments and the internal services, with no copying by hand and no glue. The thing that usually takes months of improvising.

  • n8n
  • Temporal
  • Webhooks
  • CRM API
  • Telegram
  • Make
  • Custom workers
Native mobile

When native is genuinely the answer

Camera, background work, offline, health, in-app purchases. Those are the reasons to go native, and they are the only reasons we do.

  • Swift
  • SwiftUI
  • Kotlin
  • Jetpack Compose
  • StoreKit
  • HealthKit
  • CameraX
One codebase, two stores

When two native teams do not pay for themselves

Most products do not need two codebases. We say so plainly, and we say just as plainly when native is the right call after all.

  • Flutter
  • React Native
  • Expo
  • Kotlin Multiplatform
  • Capacitor
Data and storage

Chosen for the job, not out of habit

Transactions, analytics, search, cache and vectors are different jobs. Solving all of them with one database is the fastest route to something slow.

  • PostgreSQL
  • Redis
  • ClickHouse
  • Elasticsearch
  • pgvector
  • S3
  • Prisma
AI inside the product

Models doing work, not models in a demo

In production what matters is token accounting, retries, fallback routes and a predictable bill at the end of the month. That is the actual work.

  • OpenAI
  • Anthropic
  • RAG
  • Embeddings
  • Tool calling
  • Streaming
  • Ollama
Payments and billing

Cards and crypto, both in production

Subscriptions, plan changes with proration, and webhooks that do not charge twice when they arrive twice.

  • Stripe
  • Paddle
  • NOWPayments
  • Subscriptions
  • Idempotent webhooks
  • Invoices
Browser extensions

The part most studios turn down

A published extension on the current manifest, in two stores, with a permissions model that makes sense. Not many do this.

  • Chrome
  • Manifest V3
  • WebExtensions
  • Firefox Add-ons
  • Service worker
  • Chrome Web Store
Infrastructure and quality

Deployed, watched, and yours

Automated builds, monitoring that reaches a phone, tests before the deploy and security before it is too late. All of it in your accounts.

  • Docker
  • CI/CD
  • Cloudflare
  • Yandex Cloud
  • Selectel
  • Timeweb
  • VK Cloud
  • Sentry
  • Playwright
  • OWASP
  • Rate limiting
  • 2FA

We do not sell an unknown number of hours

  • 01 / Budgetbefore we start
  • 02 / Supportfrom $120/mo
  • 03 / Code and accounts100% yours

Price it yourself, right here

Five steps, and you can see the number without leaving a contact. The estimate accounts for the kind of work, what you already have and what it will need inside.

Step 1 of 5
What needs building?

Support is step five, not an upsell

The order matters. The first step can end the project, and that is the point of it.

Step 01

Scoping

We measure what the process costs you today, in hours and in money. We find the bottleneck and what the effect would actually be.

Step 02

Estimate

A transparent list of the work, the timeline and the price. All of it fixed before the build starts.

Step 03

Build

We work in short iterations. You see progress along the way, not on the last day.

Step 04

Launch

We deploy in your accounts and on your data. Then we show your team how to use it.

Step 05

Support

We stay reachable. A system that falls apart a month later is not a result.

Free scoping call
Denys Kandyba, founder of Sexy AI Studio, on a street in Batumi

You talk directly to the person answerable for the result

Sexy AI Studio is a full-cycle engineering studio. Between you and the person who designs the system and delivers it there are no managers and no go-betweens.

Denys Kandyba

AI-native engineer / forward deployed

Designs the architecture, leads the build and answers for the result. The main instrument is AI, Claude and other models, which is what makes hard things faster without growing a team to do them. Working in automation and development since 2022, and full time on AI since 2024.

Working languages
Russian, Ukrainian, English
Base
Batumi, Georgia, UTC+4
Projects delivered
15+
AI and automation since
2022

What people ask before the first call

Got a task? Let us scope it

Write on Telegram and say briefly what you need.

  • The price is known before the start
  • The scoping is free
  • A reply within a working day