Nikita Leonov
Devops > Platform & AI Engineer | Kubernetes · LLM · Agents
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AI Platform engineer. ML, LLM, agents and multi agents infrastructure orchestration, observability, security.
Kubernetes: sandboxing, gVisor, Calico network policies, PSS, workload identity, external secrets, Kubeflow and JupyterHub, Keycloak authorization, Nvidia GPU operator, device plugin, Volcano sheduler and vGPU, Ceph storage, ingress controllers and lb etc.;
Python: LangGraph, LangChain, FastAPI, Uvicorn, httpx, LangFuse integration, circuit breaks, timeouts, fallbacks;
LangFuse: self-hosted agents, ml and llm observability, full tracing, error scraping and bank, with postgesql, redis, clickhouse, s3;
LiteLLM: proxy, rate limiting, model fallback, cache, cost tracking;
Prometheus/Grafana: request/errors/spend rates by model and status, p50/p90/p99, latency, alerts;
CI/CD: GitOps, Argo CD;
Cloud: GCP, GKE with GPU.
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