Software Engineer (Backend/Python)

About Arima
 

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

What you’ll do

• Build robust and scalable backend services and APIs with Python and Flask.
• Design, implement, and maintain clean domain-driven architecture using Ports/Adapters pattern (Hexagonal Architecture).
• Write efficient, maintainable code with comprehensive unit and integration tests.
• Collaborate closely with front-end, data science, and product teams through GitHub PRs, Slack chat, and Google Meet.

• Optimize database interactions, performance, and reliability.

   

Our backend stack

• Python, Flask
• SQL databases (e.g., PostgreSQL, SQLite)
• ORM tools (e.g., SQLAlchemy)
• Domain-Driven Design (DDD), Ports & Adapters (Hexagonal architecture)
• RESTful API design and documentation (Swagger/OpenAPI)

• Docker for containerization

   

You bring

• Strong experience in Python backend development with Flask.
• Expertise in Domain-Driven Design (DDD) and Ports/Adapters architecture.
• Solid SQL knowledge and proficiency with ORMs such as SQLAlchemy.
• Experience writing thorough unit and integration tests (pytest or unittest).
• Ability to design clean APIs and maintainable code.

• Comfortable communication in English (B2+), daily stand-ups, and code reviews.

   

Nice-to-have

• Experience with Docker and container orchestration tools.
• Knowledge of performance optimization and profiling.
• Familiarity with cloud infrastructure (GCP, Azure).
• Basic understanding of data engineering, analytics, or data pipelines.

• Interest in Data Science or Machine Learning concepts.

   

Why Arima?

• Competitive USD salary, paid regularly
• 100% remote: work anywhere in Ukraine
• Flexible hours, minimal meetings
• Friendly team: half Canada-based, half Ukraine-based
• Real product ownership and significant influence on technical architecture

• No outsourcing: permanently join our team to build the software product together

   

Hiring process

• 30-min intro chat + light technical screen
• 60-min deep-dive coding interview with our engineers
• Offer — no homework test