Senior Full-Stack AI Engineer , Creative Platform

2 open position s

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Functional Area
Engineering
Employment
Full-time
Work Hours
Flexible, EU timezones
Location
Remote (EU timezones) or Podgorica, Montenegro
About us
## What you will do - Ship features across app.coinis.com. Campaign launcher, Creative Library, Revise tool, Advertise reporting. - Wire new AI workflows into the product UI. Image Ads, Ad Clone, UGC Style, Before-After, Sale Promo. - Own the token-gated actions layer and billing integration. - Build against the Meta Business API for campaign create, ad set config, and performance reporting. - Design APIs on Cloudflare Workers and ship typed clients for the frontend. - Improve onboarding. Get new users to the aha moment in under 5 minutes. - Partner with the generative ML team to productize new models as they land.
About your position
We are building the fastest path from product URL to launched ad campaign on Meta. You are the engineer who connects our AI models to a product interface ecommerce operators actually use. Front of the stack is React 19 and TypeScript. Back is Cloudflare Workers, D1, R2, and Queues. You move between them daily.
Job requirements
## Must have - 5+ years building production web apps end to end. - Strong TypeScript. React 19 patterns, not jQuery muscle memory. - Comfort with server-side. Cloudflare Workers, Node, or similar. - Experience with modern data layers. D1, Postgres, or equivalent. - You ship fast and you ship right. ## Nice to have - Meta Business API, Marketing API, or Graph API experience. - Zustand, TanStack Query, Radix UI, Tailwind v4. - LLM tool-use or agentic workflow experience. - Billing integrations with Stripe.
Qualifications
01

Education

BSc in Computer Science or equivalent experience.
02

Experience

5+ years
03

Skills

TypeScript, React 19, Cloudflare Workers, D1, R2, Tailwind v4, Meta Business API, Stripe, Zustand, TanStack Query
What we offer
## What you get - Competitive salary in EUR. - Equity participation in the SaaS spinout. - AI-augmented workflow. Claude Code and Cursor are standard tooling. - Real ownership. Your features ship to real customers within days, not quarters. - Remote-first. Flexible hours. - Home office and hardware budget.
Other information
We expect you to use AI tools daily. We hire engineers who multiply themselves with AI, not engineers who resist it.
Our offices

Cozy. Quiet. Good coffee.

Some of us spend more than half of the day here. That is how good they are.

Lounge Coinis teammate working from a soft-lit lounge corner in the office
Cozy lounge Soft lights. Quiet hours. Deep work.
Discussion Coinis teammates in a focused discussion around a whiteboard in the office
Whiteboard talk Sleeves up. Markers out. Ship it.
Coinis teammate taking a focus call inside an acoustic phone booth
Phone booth Four of them. Bookable. Quiet.
Plant day Coinis teammates smiling while holding potted plants in the office
Plant day Pots. Dirt. A little dignity lost.
Coinis teammates in a focused working session at a meeting room table
Meeting room Heads down. Door closed. Done.
Paint day Coinis teammates painting together during a creative office session
Paint session Rollers. Canvas. Coffee stains.
Dogs welcome Coinis teammates working on laptops with an office dog sitting beside them
Office dog Good boy. Bad at slack replies.
Coinis teammate at a sunny desk working in the afternoon light
Sunny desk Afternoon light. Good for the screen.
Library Coinis teammate reading a book in the office library corner
Library corner Hardcovers. Lamp on. Phone down.
Coinis team posing for a group photo on the office floor
Office floor Where most of the magic happens.
Coinis teammate creating artwork at an office desk
Art corner Paint. Paper. A little noise.
Midday Coinis teammates in a quiet midday meditation session at the office
Ten-minute reset Eyes closed. Laptops asleep.
Coinis teammates in a creative art session with sketchbooks at the office
Creative session Sketchbooks. Markers. Music low.
Coinis teammate reading a book at a quiet office spot
Reading hour Book open. Tab closed.
Game night Coinis teammates playing a board game during casual office game night
Game night Board out. Nobody remembers the rules.
Coinis teammate relaxing on a sofa in the modern office lounge
Off the clock Sofa. No laptop. Not today.