Daniel Grigore
Java Lead Developer at 1&1 Internet Development SRL
Bucharest, Romania
Summary
👤
Senior🎓
Top SchoolDaniel Grigore is a seasoned Java Lead Developer based in Bucharest with over a decade of experience designing and delivering enterprise web applications and leading medium-sized engineering teams. He brings deep expertise in Spring (Core, Security, Web, Web Flow, ROO), JPA/Hibernate, and JEE technologies, and has led architecture and technology decisions across betting, SMS marketing and hosting platforms. A pragmatic engineer-architect, he combines hands-on development with production maintenance responsibilities, ensuring features are implemented and sustained in live systems. Daniel is also an active open-source contributor to the well-regarded ical4j library, improving timezone handling and RFC compliance—demonstrating attention to standards and interoperability.
10 years of coding experience
8 years of employment as a software developer
Information Technology, Information Technology at Faculty Of Computer Science, Iasi Romania
Github Skills (6)
javas10
lib10
java10
icalendar10
scheduling9
testing8
Programming languages (1)
Github contributions (5)
ical4j/ical4j
Jan 2017 - Apr 2017
A Java library for parsing and building iCalendar data models
Role in this project:
Back-end Developer
Back-end DeveloperContributions:30 commits, 3 PRs, 5 comments in 3 months
Contributions summary:Daniel primarily contributed to the Java-based iCalendar library by fixing bugs and adding functionality. They improved the handling of UTC timezones within date lists, ensuring consistency in date representations. Further contributions include implementing a new property, ACKNOWLEDGED, and refactoring the codebase by removing trailing spaces, adding a new method for conforming to RFC 5545 and addressing serialization issues to improve the reliability of the library.
schedulingicalendarjava-librarydata-modelsparsing
mam-dev/cosmo
Nov 2015 - Jun 2022
Cosmo Calendar Server implements the server side of the CalDAV protocol.
Contributions:468 commits, 27 PRs, 561 pushes in 6 years 7 months
calendaricalendarcaldavcosmoserver-side
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