Sigfrid Lundberg
Retired at Self-employed
Lund, Skåne County, Sweden
Summary
👤
Senior🎓
Top SchoolSigfrid Lundberg is a retired software engineer with over three decades of experience building digital infrastructure for libraries and the humanities, specializing in metadata standards (Dublin Core, MODS, METS, MARC21), TEI text encoding, and XML technologies like XSLT and XQuery. His career spans research and development roles at Lund University, Imperial College, and major national libraries in Sweden and Denmark, where he implemented search solutions using Lucene, Solr, and eXist and integrated RDBMS systems such as MySQL and Oracle. Known for combining scholarly rigor (PhD) with pragmatic programming in Java and Perl, he has helped make complex archival and bibliographic data discoverable and interoperable. Even in retirement he remains focused on high-quality, standards-based digital library solutions and the practical challenges of resource discovery.
11 years of coding experience
26 years of employment as a software developer
Doctor of Philosophy (Ph.D.), Doctor of Philosophy (Ph.D.) at Lunds universitetPh. D., Ph. D. at Lund University
Github Skills (47)
schema-org10
api10
structured-data10
collections10
editing10
solr9
xml9
rdf9
json-ld9
creative-commons8
consumption8
json-schema8
schema8
catalog8
retrieval7
Programming languages (7)
Github contributions (5)
kb-dk/ds-solr
Sep 2021 - Aug 2022
Solr configuration files and setup instructions for the Digitale Samlinger project
Contributions:1 review, 62 PRs, 209 pushes in 10 months
instructionsconfiguration-filesdigitalesolr
kb-dk/text-service
Nov 2017 - Feb 2023
User interfaces for some of kb.dk's user interfaces for text search, retrieval and consumption. See also: https://github.com/kb-dk/solr-and-snippets
Contributions:44 releases, 45 reviews, 451 PRs in 5 years 4 months
pythonsolruser-interfacesresource-discoverysnippets
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