Senior Backend Engineer (Python) - FastAPI & AI Platforms

SplitMetrics; Portugal; Teletrabalho; EUR 65 000 - 90 000; Tempo integral

Vantagens oferecidas por esta oferta de emprego

Time off

Health insurance

Professional development

Performance reviews

Team engagement

Resumo da oferta

SplitMetrics is seeking a Senior Backend Engineer (Python) to design and implement scalable backend services using FastAPI. You will work on async job execution, LLM integrations, and MCP servers to interface with external AI agents and clients.

Ideal candidates have 5+ years of Python backend experience, strong FastAPI skills, and hands-on work with PostgreSQL, Redis, Kafka, and AWS. Join a remote-first team spanning multiple countries and drive innovation in agentic AI.

Qualificações

• 5+ years of Python backend experience.
• Strong FastAPI experience.
• Solid PostgreSQL + S3 experience.
• Experience with async task queues (Celery, Redis, Kafka).
• Production experience integrating with microservices: long-running jobs, retries, failure handling.
• Hands-on experience with agentic AI: MCP servers, agents, and LLMs.
• Genuine enthusiasm for agentic AI and field evolution.
• Basic observability skills (logging, monitoring, alerting).
• Experience in cross-functional teams (frontend, ML).
• Experience with AWS infrastructure, Docker, Kubernetes.

Responsabilidades

• Design and build backend services in Python (FastAPI).
• Implement async job execution and status tracking (Redis/Celery/Kafka).
• Integrate with LLM services (internal & external).
• Build and maintain external MCP servers exposing platform to third-party AI agents and clients.
• Develop ETL pipelines and ensure data quality across ingestion, transformation, and storage.
• Ensure stability, observability, and cost-efficient inference.

Conhecimentos

Python backend

FastAPI

PostgreSQL

S3

Redis

Kafka

Celery

Async processing

LLMs / agentic AI

AWS

Docker

Kubernetes

Observability

Microservices

Ferramentas

FastAPI

Descrição da oferta de emprego

SplitMetrics is seeking a Senior Backend Engineer (Python) to design and implement scalable backend services using FastAPI. You will work on async job execution, LLM integrations, and MCP servers to interface with external AI agents and clients.

Ideal candidates have 5+ years of Python backend experience, strong FastAPI skills, and hands-on work with PostgreSQL, Redis, Kafka, and AWS. Join a remote-first team spanning multiple countries and drive innovation in agentic AI.