Ralph Dolmans
Engineering Manager - Mail Delivery & Anti-Spam at Proton
Geneva Metropolitan Area Switzerland
Summary
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Rockstar🎓
Top SchoolRalph Dolmans is an engineering manager specializing in mail delivery, anti-spam, and DNS with over a decade of systems and software engineering experience. He leads Proton’s Mail Delivery & Anti-Spam team, applying deep protocol knowledge from his work as a core developer of the Unbound DNS resolver and long tenure at NLnet Labs. Active in the IETF and creator of the internet.nl test platform, he blends operational rigor with protocol design and public-interest tooling. His background spans hands-on delivery roles from mail engineering to web development, and he brings a practical academic foundation with an MSc in System and Network Engineering from the University of Amsterdam. Colleagues rely on him for pragmatic solutions to complex email and DNS interoperability problems and for translating standards work into production-ready systems.
10 years of coding experience
8 years of employment as a software developer
Master of Science (MSc), System and Network Engineering, Master of Science (MSc), System and Network Engineering at Universiteit van Amsterdam / University of AmsterdamHBO, Bachelor of ICT, Informatica, HBO, Bachelor of ICT, Informatica at Avans Hogeschool Den Bosch
Github Skills (60)
dyndns10
caching10
security-txt10
dns-record10
dane10
dns-resolver10
mdns10
unbound10
hsts10
validating10
resolver10
dnssec10
dns10
starttls10
recursive10
Programming languages (9)
Github contributions (5)
ralphdolmans/unbound
Jul 2018 - Apr 2020
Unbound is a validating, recursive, and caching DNS resolver. This is an export of the subversion repository at https://nlnetlabs.nl/svn/unbound/
Contributions:9 PRs, 41 pushes, 4 branches in 1 year 9 months
mdnsrecursivevalidatingresolvedns
ralphdolmans/python-whois
Feb 2016 - Jun 2019
A python module for retrieving and parsing WHOIS data
Contributions:3 PRs, 4 pushes, 1 branch in 3 years 4 months
pythonparsingpython-modulewhoiswhois-data
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