Senior Backend Engineer — AI-Powered SaaS Platform

Foundation AI; New York (NY); On-site; USD 150,000 - 210,000; Full time

Job summary

Foundation AI is seeking a Senior Software Engineer to join a rapidly growing SaaS company building AI-driven platforms. This role blends hands-on coding with technical leadership to mentor engineers and shape the direction of scalable systems.

You will work cross-functionally with Product, Design, and DevOps to deliver secure, reliable features while fostering innovation and engineering excellence. Strong backend expertise and cloud experience are essential for success.

Qualifications

• 5+ years of software development experience.
• Strong backend engineering with Python and modern frameworks.
• Experience building scalable backend applications and REST APIs.
• Cloud proficiency with AWS, GCP, or Azure.
• Experience in Agile/Scrum environments and cross-functional collaboration.

Responsibilities

• Backend development: design, develop, and maintain high-performance backend applications using Python.
• Technical leadership: mentor engineers and establish engineering best practices.
• System architecture: define scalable, maintainable architectures.
• Performance optimization: identify and resolve bottlenecks.
• Code quality & testing: champion testing, code reviews, and security standards.
• Cross-functional collaboration with Product, Design, and DevOps teams.
• CI/CD & automation: improve pipelines and deployment processes.
• Documentation: maintain system architecture and engineering decisions.

Skills

Python

Flask

FastAPI

Django

AWS

Kubernetes

PostgreSQL

RabbitMQ

REST APIs

Git

Tools

Docker

Kubernetes

Git

Job description

Foundation AI is seeking a Senior Software Engineer to join a rapidly growing SaaS company building AI-driven platforms. This role blends hands-on coding with technical leadership to mentor engineers and shape the direction of scalable systems.

You will work cross-functionally with Product, Design, and DevOps to deliver secure, reliable features while fostering innovation and engineering excellence. Strong backend expertise and cloud experience are essential for success.