Kamil Monicz (Zaczero); kamil@monicz.dev
Solo 10x dev and analyst. I build fast and right.
Python, AI, Performance
Rust, TypeScript, C, Cython, Solidity, Async, Multi-processing, Protobuf, PyO3, Web API, Optimizations, Debugging, Developer experience, System design, Distributed systems, Git, GitHub, CI/CD, CMake, Curl, Devtools, Testing, Containers, Determinism, Docker, Nix, Open-source.
NumPy, Vectorization, Pandas, Polars, SciPy, Scikit-learn, Computer vision, Image processing, OpenCV, Scikit-image, Data engineering, NetworkX.
DuckDB, Postgres, SQLite, GeoParquet, HDF5, netCDF4, Parquet, xarray, Zarr, Elasticsearch, Fuzzy search, Indexing, Queues, Redis, Valkey.
GIS, Maps, FastAPI, Jinja, Starlette, WebSockets, ZeroMQ, Bootstrap, Preact, Responsive design, Caddy, CDN, Cloudflare, DNS, Self-hosting, System administration, Cryptography, Privacy, Security, 2FA, U2F, Passkey, VPN, WireGuard, Tailscale, Blockchain, Cryptocurrency, Web3, Mailing.
I am interested in remote-only offers. I like working for the public good.
You can reach me at kamil@monicz.dev.
Optionally encrypt a message using my PGP public key below. If you would like to ensure the authenticity of our conversation, simply request a signature from me to verify my identity. I will never decline it.
-----BEGIN PGP PUBLIC KEY BLOCK-----
Comment: User ID: Kamil Monicz <kamil@monicz.dev>
Comment: Valid from: 29 Dec 2025 14:48:39
Comment: Valid until: 1 Jan 2029 12:00:00
Comment: Type: 255-bit EdDSA (secret key available)
Comment: Usage: Signing, Encryption, Certifying User IDs, SSH Authentication
Comment: Fingerprint: 42EF 09B8 31E1 7646 8BFE CAD8 E922 D634 9DB9 F861
mDMEaVKGtxYJKwYBBAHaRw8BAQdAWXD/Xcw/wREaoruEUJI+Zet/STDLm3OKt6w6
57Ci36a0H0thbWlsIE1vbmljeiA8a2FtaWxAbW9uaWN6LmRldj6IlgQTFgoAPhYh
BELvCbgx4XZGi/7K2Oki1jSdufhhBQJpUoa3AhsBBQkFqLj5BQsJCAcCBhUKCQgL
AgQWAgMBAh4BAheAAAoJEOki1jSdufhhSuABANe2FN6gy+Jo0IgTBk8jSyi+fK9Y
wgLFjaG2UZIOp+QRAQC9OJIK6exy+snm4Rsqm38qXhKxgunRRF3dcVqz5t2sC7gz
BGlShzQWCSsGAQQB2kcPAQEHQFUiXTbDYTT3ksyY74MlzMwEpBV6/wkCSxbyXA7G
utXfiPUEGBYKACYWIQRC7wm4MeF2Rov+ytjpItY0nbn4YQUCaVKHNAIbAgUJBai4
fACBCRDpItY0nbn4YXYgBBkWCgAdFiEEbEpAjYwVTcXMntAMppSC3qoB5/wFAmlS
hzQACgkQppSC3qoB5/z0WQD/VNabK6Zm8HQ6C/cqMC77BE4pmxcBPf8bwYLrhiXu
YCUA/1VOgtPFn1gFdFlbLvLn5pDBLIi/xhfG+hfiKJDcXyAPp7YA/2YEsMmo2e3U
yGW1jwRamAbSoY5RPIY55Cv345dxzr++AP42zY4Wbn00FshU1N13B7CzWevw+6Au
EjwwRbIUAi0/Bbg4BGlShzwSCisGAQQBl1UBBQEBB0C7y42l32KpVEpNEq3WRYO2
Ffk7glg2VoWz25hf4pFeRAMBCAeIfgQYFgoAJhYhBELvCbgx4XZGi/7K2Oki1jSd
ufhhBQJpUoc8AhsMBQkFqLh0AAoJEOki1jSdufhhkV8BAMfBLR8pqAMSeDYvGNEG
viVUdmD+rg9EGbBBOGzXKAz3AQCQwvgTwEib3rUh/wDBEwdlmA4SU3AxsPaPygO+
lZZKCbgzBGlSh0MWCSsGAQQB2kcPAQEHQKEk8PrnXn6e2sNY7Jmj1idc6AbVwHJ9
3ZTc9rQ7uyMpiH4EGBYKACYWIQRC7wm4MeF2Rov+ytjpItY0nbn4YQUCaVKHQwIb
IAUJBai4bQAKCRDpItY0nbn4YSkkAP96tgl8Cf2jwQkDuaP5CYc+zIum9CcV7XEA
b63MbWWcogEArwuNz/lWxSSrixCAMyFReUp/HobNVXNMohEHr+HijQw=
=2pWg
-----END PGP PUBLIC KEY BLOCK-----