Backend Engineer | AI Start-up | | Python / GO | 7-Month 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.
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.
~ 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.
~ 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).
Understanding of observability tooling (Prometheus, Grafana, OpenTelemetry).
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.
We are a fast-scaling company committed to equal pay, diversity, and an inclusive culture. By applying to this role you understand that we may collect your personal data and store and process it on our systems.