Backend Engineer (Python/Go) - AI Startup (Fixed-Term Contract)

Backend Engineer | AI Start-up | | Python / GO | fixed-term Contract

Join a European deep-tech leader in quantum and AI.

A well-funded, fast-growing company backed by major global investors with its groundbreaking technology is already transforming AI, compressing large language models by up to 95% and cutting inference costs by 50–80%.

This is your chance to be part of a team often described as a “quantum-AI unicorn in the making.”

This is a Hybrid opportunity working out of Zaragoza. It is a fixed-term contract to work until 30th June 2026.

Required Qualifications

• 2–5 years of experience developing and maintaining backend systems in Python or Go.
• Strong understanding of RESTful API or gRPC design, versioning, and performance optimization.

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• Experience with Docker and basic familiarity with Kubernetes for deploying scalable services.
• Solid understanding of relational databases (PostgreSQL/MySQL) and schema design.
• Experience integrating or automating workflows across multiple systems (data, CI/CD, ML).
• Proficiency with Git, testing frameworks, and CI/CD pipelines (GitLab, GitHub Actions).
• Experience with AWS or cloud-based deployment environments.
• A product-oriented mindset — able to turn R&D scripts or prototypes into stable, usable APIs or microservices.

Preferred Qualifications

• Experience with ML workflow orchestration (Flyte, Airflow, MLflow, or Kubeflow).
• Exposure to LLM inference/deployment tools (vLLM, Hugging Face Hub, NVIDIA NIM, or Triton).
• Experience building or integrating benchmarking, evaluation, or data automation pipelines.
• Familiarity with message queues or event-driven architectures (Kafka, NATS, RabbitMQ).

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• Understanding of observability tooling (Prometheus, Grafana, OpenTelemetry).

Perks & Benefits:

• Compensation: Competitive salary, with a signing bonus and a retention bonus at the end of the contract.
• Flexibility: This is a hybrid role with flexible working hours. A relocation package is available if needed.
• Culture: We are a fast-scaling company committed to equal pay, diversity, and an inclusive culture. You'll gain international exposure in a multicultural, cutting-edge environment.

Interested? Apply directly through LinkedIn, or send your CV to george@eu-recruit.com

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