Osama Zarraa
System Developer at Kalmar Energi
Kalmar, Sweden
Summary
👤
Senior🎓
Top SchoolOsama Zarraa is a systems developer with eight years’ experience designing and delivering cloud-native, data-driven applications from Kalmar, Sweden. He architects and implements microservices-based solutions using Kubernetes, Kafka, Dapr and Azure, and has hands-on experience building .NET 7 and Python backends, Nx/Angular frontends, and reusable libraries to speed delivery. Osama has practical expertise in data integration including ETL and CDC, and has built Fiware-compatible IoT solutions integrating CrateDB, MongoDB and Grafana for LoRa sensors. A former university teaching assistant, he combines solid academic grounding in computer science with a pragmatic focus on operability and testing. Colleagues describe him as curious about big data and messaging systems, routinely exploring new patterns in his spare time to bring creative solutions to complex integration challenges.
8 years of coding experience
2 years of employment as a software developer
Bachelor of Science - BS, Computer Science, Bachelor of Science - BS, Computer Science at LinnéuniversitetetMälardalen UniversityMalmö University
Arabic, English, Swedish
Github Skills (38)
sidecar9
serverless8
state-management8
dapr8
event-driven8
portable8
pubsub8
kubernetes7
microservices7
vuejs26
golang6
vue6
distributed-systems6
javascript6
js-framework5
Programming languages (5)
Github contributions (5)
softuza/medisy
May 2022 - Apr 2025
Contributions:1929 pushes, 1 branch in 2 years 10 months
osamaz26/1dv600
Feb 2019 - Aug 2019
Contributions:6 releases, 28 commits, 13 pushes in 6 months
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