Full-Stack Developer

About Arima

Arima (founded in 2019) builds Canada’s most advanced marketing-data platform. Hundreds of brands use our live market-mix modelling, consumer-insight discovery, and media-planning tools to turn raw data into smarter decisions.

We are a small, friendly, international team (half based in Canada, half in Ukraine), working remotely to build software products we truly own.

What You’ll Do

• Design, build, and maintain robust, scalable backend services and APIs with Python and Flask
• Architect and ship customer-facing features with React and TypeScript
• Apply domain-driven design principles using Ports/Adapters (Hexagonal Architecture) on the backend
• Own components end-to-end on the frontend: architecture, tests, performance, documentation
• Keep the UI fast, accessible, and consistent across browsers and devices
• Optimize database interactions, application performance, and reliability
• Collaborate closely with product, data-science, and engineering teammates through PRs, Slack, and Google Meet

• Champion clean, maintainable, modular code and solid engineering practices

   

Our Tech Stack

Backend

• Python, Flask
• SQL databases (PostgreSQL, SQLite)
• SQLAlchemy ORM
• Domain-Driven Design, Ports & Adapters architecture
• RESTful APIs (documented with Swagger/OpenAPI)
• Docker

Frontend

• React, TypeScript, Vite
• Zustand state management
• MUI 6, CSS-in-JS
• REST integration (axios)
• Astro.js for the landing page

You Bring

• Strong experience in full-stack and/or backend-heavy development with Python/Flask
• Solid skills with React and TypeScript for modern front-end work
• Knowledge of Domain-Driven Design and Ports/Adapters (Hexagonal Architecture)
• Understanding of state management and component architecture (React + Zustand)
• Proficiency in writing maintainable, tested, well-documented code
• Confident English (B2+) for daily stand-ups and code reviews

Nice-to-Have

• Experience with Docker and container orchestration
• Familiarity with cloud infrastructure (GCP, Azure)
• Astro SSR (server-side rendering)
• GraphQL
• Performance tuning and Web Vitals
• Interest in data-visualization or data-science concepts

Why Arima?

• Competitive USD salary, paid regularly
• 100% remote (work anywhere in Ukraine)
• Flexible hours and minimal meetings
• Friendly, supportive team culture
• Significant ownership over the product and its technical architecture
• No outsourcing — join us permanently to build impactful software together

Hiring Process

1. 30-min intro chat + light technical screen
2. 60-min deep-dive coding interview with our engineers
3. Offer — no take-home test