Senior Python Engineer — AI-Driven Backend & Scale

Aircall; Seattle (WA); On-site; USD 160,000 - 220,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

401k plan with company matching

Unlimited PTO

Wellness, internet, and childcare reimbursements

Generous parental leave policy

Job summary

A leading customer communications platform in Seattle seeks a Senior Python Engineer to design and build the intelligence layer behind an autonomous Sales OS. This key role requires at least 7 years of backend engineering experience, advanced Python skills, and a commitment to continuous improvement in a fast-paced environment. The ideal candidate will design scalable systems, optimize performance, and collaborate with various teams. The position offers a competitive salary between $160,000 - $220,000, comprehensive benefits, and a focus on work-life balance.

Qualifications

• 7+ years of strong backend engineering experience.
• Advanced Python expertise, especially in async and architecture patterns.
• Experience designing scalable distributed systems.
• Strong communication skills and experience collaborating with stakeholders.

Responsibilities

• Design and implement production-grade Python services with clean architecture.
• Architect scalable, distributed systems using Domain-Driven Design principles.
• Integrate with external SaaS systems and optimize AI-driven system performance.
• Work closely with AI engineers to transform complex sales workflows.

Skills

Backend engineering experience

Advanced Python expertise

Scalable distributed systems design

Strong communication skills

Experience with AI coding assistants

Education

7+ years of experience

Fluency in English

Tools

GCP or AWS

Python

FastAPI

PostgreSQL

Job description

A leading customer communications platform in Seattle seeks a Senior Python Engineer to design and build the intelligence layer behind an autonomous Sales OS. This key role requires at least 7 years of backend engineering experience, advanced Python skills, and a commitment to continuous improvement in a fast-paced environment. The ideal candidate will design scalable systems, optimize performance, and collaborate with various teams. The position offers a competitive salary between $160,000 - $220,000, comprehensive benefits, and a focus on work-life balance.