Senior FastAPI Engineer (AI)

TL;DR

Senior FastAPI Engineer (AI): Building and enhancing AI features for an e-commerce visual solution with an accent on asyncio, API performance, and integration of multiple services. Focus on scaling FastAPI services, optimizing pipeline bottlenecks using Datadog, and delivering high-quality image and video content.

Location: Remote with monthly Paris office visits. Must be based in France, Germany, Ireland, Italy, Portugal, Spain, UK, or Poland.

Salary: 100,000 – 110,000 EUR + Stock-Options/BSPCE

Company

hirify.global is a leading visual solution for e-commerce, part of Y Combinator's 2020 cohort, serving over 300 million users worldwide.

What you will do

• Collaborate with the AI Tools squad to implement and improve features like Logo maker and AI images/videos.
• Design and architect new features by chaining internal and external services.
• Monitor and scale FastAPI services, using Datadog to identify and fix bottlenecks.
• Implement smart caching for pipeline steps to ensure high performance.

Requirements

• At least 5 years of production experience with Python and FastAPI.
• Strong practical understanding of async Python HTTP frameworks and event loop management.
• Experience designing and updating internal REST APIs.
• Proficiency in using Datadog for monitoring and improving service performance.
• Experience with integration testing in large Python projects.
• Background working in fast-paced startups in high-autonomy environments.

Nice to have

• Experience working with AI APIs in production.

Culture & Benefits

• Flexible work from core countries and regular team gatherings.
• 30 days annual leave plus local public holidays.
• Competitive equity package with stock options/BSPCE.
• One-time home office grant of €1,000 or monthly co-working stipend of €400.
• Annual learning and development budget of €1,000.
• Private health insurance and mental health support via MokaCare.

Hiring process

• Screening call with the Talent Manager.
• Technical interview with the Hiring Manager.
• Home technical assignment (under 3h) and team review.
• Culture fit interviews and reference check.