Claudinei Callegari
Senior Software Engineer at Schwarz IT KG
Germany
Summary
👤
Senior🎓
Top SchoolClaudinei Callegari is a Senior Software Engineer with 11 years of experience building scalable, resilient, and secure backend systems, primarily in Go and microservices. He specializes in API-first design and operational excellence, shaping architectures, SLO-driven services, and data pipelines for high-throughput, spike-prone environments. His background spans ad delivery, news personalization, and data platform work where he translated heterogeneous service data into reliable warehouses and tooling for data science. Comfortable across languages (Python, Ruby, C, Java) and curious about functional paradigms (Kotlin, Clojure, Scala), he brings a pragmatic mix of systems thinking and developer-experience advocacy. Claudinei emphasizes fast feedback loops and automated testing to boost team productivity and product reliability, and regularly shares knowledge to uplift peers. Based in Germany, he pairs deep implementation skills with a track record of turning complex requirements into production-ready, observable systems.
11 years of coding experience
10 years of employment as a software developer
UNIOESTEBachelor of Computer Science, Bachelor of Computer Science at Universidade Estadual do Oeste do Paraná
English
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (66)
python10
automation10
scheduler10
machine-learning10
data-engineering9
mlops9
etl9
orchestration9
rollback9
data-science9
apache9
monitor9
workflow-engine9
apache-airflow8
data-integration8
Programming languages (11)
Github contributions (5)
cadicallegari/resume
Feb 2015 - Jan 2024
Contributions:2 PRs, 18 pushes, 4 branches in 8 years 11 months
cadicallegari/dotfiles.fish
Jul 2022 - Feb 2025
my own dotfiles ported to fish
Contributions:4 PRs, 7 pushes, 6 branches in 2 years 8 months
karabinerlinuxfishdotfileszsh
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