Arunprasad Rajkumar
Senior Software Engineer at TigerData (creators of TimescaleDB)
Bengaluru, Karnataka, India
Summary
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Rockstar🎓
Top SchoolArunprasad Rajkumar is a Senior Software Engineer with 12 years of experience building reliable, production-grade backend and monitoring systems, currently focused on real-time data ingestion and migration for TimescaleDB. He specializes in Golang and Python, cloud-native orchestration on Kubernetes/OpenShift, and observability stacks (Prometheus, OpenTelemetry, Grafana), and has deep PostgreSQL/TimescaleDB expertise demonstrated by leading low-downtime migrations and developing live-sync tooling. A long-time open-source contributor and OpenJFX reviewer, he has fixed hundreds of upstream bugs across WebKit/JavaFX and improved critical Kubernetes monitoring mixins and Prometheus operators for enterprise-grade monitoring. Equally comfortable debugging C/C++ renderers and authoring Go/Python services, Arunprasad brings a pragmatic, simplicity-first architecture mindset and a knack for marrying low-level fixes with high-level platform reliability. Based in Bengaluru, he combines systems-level craftsmanship with operator-first reliability work — a background that uniquely positions him to solve hard observability and data-migration problems.
12 years of coding experience
13 years of employment as a software developer
Bachelor of Technology (B.Tech.) Information Technology, Bachelor of Technology (B.Tech.) Information Technology at Velalar College of Engineering & Technology, Anna University
English, Tamil
Stackoverflow
1,394reputation
1.0mreached
37answers
18questions
Github Skills (69)
webview10
postgresql10
python10
dependency-analysis10
testing10
alertdialog10
databases10
grafana10
javas10
jaeger10
web-development10
flask10
monitoring10
alertifyjs10
webkit10
Programming languages (19)
Github contributions (5)
openshift/cluster-monitoring-operator
May 2021 - May 2022
Manage the OpenShift monitoring stack
Role in this project:
DevOps Engineer
DevOps EngineerContributions:80 reviews, 82 commits, 50 PRs in 1 year
Contributions summary:Arunprasad primarily focused on enhancing the OpenShift cluster monitoring operator. They addressed security vulnerabilities by protecting Grafana, Prometheus, and Thanos metrics endpoints and improved the operator's functionality by updating versions and fixing webhook failures. The user also contributed by modifying the codebase to include metrics and configurations related to the alertmanager. These changes demonstrate a strong understanding of system security, monitoring, and configuration within the OpenShift ecosystem.
monitoringkubernetesgrafanaopenshift
fabric8-analytics/fabric8-analytics-vscode-extension
Aug 2019 - Apr 2021
Red Hat Dependency Analytics extension
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:6 releases, 140 reviews, 40 commits in 1 year 8 months
Contributions summary:Arunprasad primarily focused on enhancing the Red Hat Dependency Analytics VS Code extension. Their contributions include enabling transitive dependency reports, improving the PyPI dependency graph generation, and adding a welcome message upon upgrade. They also addressed timeout issues in stack report polling and improved the handling of Python dependency collection by utilizing pipes and incorporating the ms-python extension for better Python interpreter management. Furthermore, they implemented a status bar to show the component analysis status and updated the extension's loading time using webpack.
analyticscvered-hathatsecurity-vulnerability
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