Full Stack Developer – Backend

Worldwide Salaried Open

Job Description:

Design, build, and maintain scalable backend services using Python and FastAPI.
Develop and optimize high-performance RESTful APIs powering AI agents and GTM workflows.
Architect and maintain cloud-native infrastructure (compute, storage, networking).
Build reliable data pipelines and services that process, validate, and serve large B2B datasets.
Ensure system scalability, observability, and fault tolerance.
Own backend features end-to-end — from design and implementation to deployment and monitoring.
Collaborate closely with frontend and data engineers to ensure clean API contracts and reliable data flow.
Contribute to architectural decisions, code reviews, and engineering best practices.
Continuously improve performance, security, and maintainability across backend systems.

Requirements:

4+ years of professional backend development experience
Strong proficiency in Python
Hands-on experience with:
FastAPI
RESTful API design and implementation
Relational databases (PostgreSQL or similar) and NoSQL Databases (DynamoDB or similar)
Asynchronous programming
Cloud platforms (AWS, GCP, or Azure)
Experience with containerization and deployment (Docker).
Solid understanding of distributed systems concepts (caching, queues, background jobs).
Comfortable designing scalable systems and optimizing for performance.
Familiar with authentication, authorization, and API security best practices.
Experience working in a fast-moving, remote-first environment.
You take ownership, communicate clearly, and ship production-quality systems.
You care about performance, reliability, and long-term maintainability.

Benefits:

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