Senior Backend Engineer – Python, AI

This is a fully remote position, open to applicants in Portugal, +1 more country.

📋 Description

• Design and develop backend services utilizing Python and FastAPI.

• Implement asynchronous job execution and monitor status using Redis, Celery, and Kafka.

• Integrate with both internal and external LLM services.

• Construct and maintain external MCP servers to facilitate platform access for third-party AI agents and clients.

• Create ETL pipelines.

• Ensure high data quality throughout the processes of ingestion, transformation, and storage.

• Guarantee the stability, observability, and cost-effective inference of systems.

• Collaborate efficiently across various teams and functions.

⛳️ Requirements

• Over 5 years of experience in Python backend development.

• Extensive experience with FastAPI.

• Strong background in PostgreSQL and S3 or equivalent technologies.

• Familiarity with asynchronous task queues, including Celery, Redis, and Kafka.

• Production-level experience in integrating with microservices, encompassing long-running jobs, retries, and failure management.

• Hands-on experience with agentic AI, including the development of MCP servers, implementation of agents, and working with various LLMs and generative models.

• A genuine passion for agentic AI and a commitment to staying updated with advancements in the field.

• Basic skills in observability, including logging, monitoring, and alerting.

• Experience working in cross-functional teams that include frontend and ML professionals.

• Familiarity with AWS infrastructure, Docker, and Kubernetes.

• Knowledge of LangChain or agentic workflows is an added advantage.

• A background in marketing technology is a plus.

• Experience with StarRocks or other OLAP databases like ClickHouse is an advantage.

🏝️ Benefits

• Vacation and public holidays in accordance with your country's regulations.

• Additional paid time off annually for personal rejuvenation.

• Medical insurance or health care compensation.

• Paid sick leave.

• Access to leading online/offline conferences and mobile industry events.

• Internal courses aimed at continuous professional development.

• A management style that encourages independence and support.

• Semi-annual performance review sessions.

• New career opportunities via the internal mobility program.

• Corporate online events and team retreats.

• Collaboration among teams through shared OKRs.

• Flexible working hours.

• A remote-first working environment.

• Coverage for coworking costs.

• Office hubs located in key areas.