Senior AI Platform Engineer

We are seeking a Senior AI Platform Engineer with strong platform engineering and DevOps expertise to design, build, and maintain a cutting-edge developer platform that empowers teams to build and deploy AI-driven solutions at scale. This role bridges software engineering excellence with AI tool orchestration, focusing on creating self-service platforms for LLM integration, agentic workflows, and enterprise AI infrastructure.

Technical Skills

• 4+ years as a Platform Engineer, Backend Engineer, or AI Engineer with hands-on platform/service delivery experience.
• Strong software engineering fundamentals: proficiency in Python and/or Go/Java, clean code practices, system design.
• Production experience with container orchestration (Kubernetes) and ArgoCD for GitOps deployments.
• Expert-level knowledge of GitLab CI/CD: designing reliable pipelines, managing deployments, optimizing build efficiency.
• Practical experience with LLM frameworks and agentic systems (LangGraph, Pydantic AI, or equivalent).
• Working knowledge of RAG systems: vector databases, similarity search, prompt engineering for retrieval-augmented contexts.
• Understanding of LLM routing and optimization: cost-aware model selection, latency reduction, multi-model orchestration.
• Experience building or managing gateway/proxy infrastructure (API gateways, reverse proxies, load balancing).
• Strong foundation in infrastructure-as-code, version control (Git), and CI/CD best practices.
• Excellent communication: ability to work with AI/ML teams, data engineers, and product managers to translate requirements into platform solutions.

Nice to Have Experience

• Experience building prompt management and versioning systems.
• Knowledge of semantic caching or prompt optimization techniques.
• Experience with multi-tenant SaaS architecture or platform-as-a-service (PaaS) design.
• Familiarity with evaluation frameworks for LLM outputs or agentic behavior.
• Experience with vector database optimization or semantic search.
• Knowledge of advanced deployment patterns (canary, blue-green, A/B testing) for AI services.

What We Offer

• Real influence on the development of the company and the product.
• Work in an experienced team that is happy to share its knowledge.
• A clear vision of development thanks to regular feedback and clear career paths.
• Regular team-building meetings.

Benefits

• A training budget for courses and conferences that interest you.
• An extra day off on your birthday.
• An extra day off for parents.
• Equipment tailored to your needs.
• Private medical care and group insurance.
• Access to an e-learning platform for learning English and a benefits platform.
• Access to a wellbeing platform and the opportunity to take advantage of workshops and private therapy sessions.
• Remote work, from the office in Warsaw or from a coworking space in your city.