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available from December 2026 · Kraków

Hi, I'm
Bartosz Bartosik.

available as Site Reliability Engineer, as DevOps Engineer, as Platform Engineer, as Engineering Lead, with CI/CD / GitLab / Observability, with Grafana / Prometheus, Incident Response / RCA, as SME IT Support Expert, with Databases / Monitoring / IAM , with Docker / Kubernetes / Python / AI / ML , as Linux / Windows Administrator, as Project Manager with ITIL, as IT Service Manager / Owner, as Knowledge Manager, as Compliance & Risk Manager, guy with Self-hosted LLM / WhisperX

11+ years in IT, the last 5 keeping a global banking platform alive in production. After hours I run a homelab, play with SDR radio and build my own apps.

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11+years in IT
120+SDR decoders
12homelab services
Bartosz Bartosik
~/whoami
Bartosz Bartosik
SRE · DevOps · Homelab

Selected projects

FLAGSHIP · LIVE

HexSDR

A web SDR receiver with 120+ decoders: planes, ships, pagers and song titles from raw radio samples.

PythonFastAPINumPyNumbaReactMapLibreMQTTDocker
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PRODUCT · ALPHA

MokreNoski

A pet health diary your vet can actually read: daily check-ins, medication schedules and 90-day PDF reports.

FastAPIPostgreSQLCeleryReactExpoStripeOIDC
SELF-HOSTED AI

OtisTheScribe

Private transcription on my own GPU: WhisperX, speaker diarization and LLM-powered summaries.

WhisperXPyannoteFastAPICeleryRedisNext.jsCUDA
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CLIENT · LIVE

PsychodietetykNaMiare

A psychology practice moved off WordPress onto a custom stack with its own CMS.

Next.jsPayload CMSPostgreSQLDockerGitLab CI
INFRA

Homelab

A rack at home: self-hosted GitLab with CI/CD and registry, my own OIDC, an LLM gateway and a dozen services.

DockerGitLabProxmoxGrafanaVoidAuthNAS
[NDA] · IN PROGRESS

[REDACTED]

. {Classified}.[redacted]

[NDA]{Classified}

Latest posts

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30/09/2026Leaving WordPress behind: rebuilding a psychology practice’s website on a custom stack6 min22/09/2026How I Keep a 2000-Commit Project Under Control: a Constitution, a Pipeline and 1600+ Tests4 min18/09/2026What Is a Decoder in HexSDR? From Raw Radio Samples to Planes, Ships and Song Titles5 min09/09/2026MokreNoski: pet health diary which your vet can actually read6 min10/07/2026HexSDR: A Web SDR Receiver with Over 120 Decoders, Built from Scratch4 min
bartosik.run terminal — type `help`.