Ranjan Kumar - Vice President Information Technology

Ranjan Kumar

Vice President Information Technology

Pune, Maharashtra, India

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Summary

👤

Senior

🎓

Top School

Ranjan Kumar is a seasoned Vice President of Information Technology with 15 years of experience building, securing, and scaling full-stack Ruby on Rails applications from Linux servers to responsive UIs. He blends hands-on engineering with operational rigor—owning server provisioning, webserver tuning, authentication, and DevOps hardening (EC2, fail2ban, iptables, session security) to keep systems resilient in production. A practical AI integrator, he designs OpenAI-powered features and vector search for semantic search and intelligent content generation that enrich user experiences. His open-source contributions to high-profile projects like Foreman, Katello, and the Azure Ruby SDK show deep backend and DevOps expertise, often fixing subtle API, reporting, and deployment issues. Known as a relentless debugger and RCA specialist, he excels at tracing Linux- and Rails-level performance bottlenecks and misconfigurations until resolved. Based in Pune, he enjoys work that combines tight security, deep integrations, and measurable improvements in reliability and intelligence.

15 years of coding experience

7 years of employment as a software developer

ISC, Science, ISC, Science at A N College

BE, computer science, BE, computer science at Gogte Institue of Technology

English, Hindi

Stackoverflow

Stats

49reputation

4kreached

7answers

3questions

Github Skills (37)

virtualisation10

ruby-rails10

puppeteer10

foreman10

back-end-development10

kats10

puppet10

apidoc10

testing10

rails10

virtual-machine10

ruby10

api10

virtualization10

virtual-hosts10

Programming languages (2)

JavaScriptRuby

Github contributions (5)

theforeman/foreman

Oct 2015 - Feb 2021

an application that automates the lifecycle of servers

Role in this project:

Backend Developer

Contributions:21 commits, 16 PRs, 24 comments in 5 years 4 months

Contributions summary:Ranjan primarily contributed to bug fixes and feature enhancements within the Foreman project. They addressed issues related to Puppet integration, user API functionality, and configuration group management by modifying core backend code, including Ruby files and associated tests. Furthermore, the user added functionality, such as exposing created_at for report templates, and implemented improvements to the host packages report, highlighting their focus on improving functionality and reporting capabilities.

automatesmaasinfrastructure-managementvirtualizationhybrid-cloud

Katello/katello

Nov 2015 - Jan 2021

Katello integrates open source systems management tools into a single solution for controlling the lifecycle of your machines.

Role in this project:

Back-end Developer & DevOps Engineer

Contributions:2 reviews, 37 commits, 24 PRs in 5 years 3 months

Contributions summary:Ranjan's commits primarily focus on bug fixes and feature enhancements within the Katello project, specifically addressing API endpoints, activation key functionalities, and subscription management. They implemented code changes across multiple components, including controllers, models, and permission configurations. Additionally, the user contributed to improving the user interface and resolving issues related to reports and repository updates. Their work suggests involvement in both the backend logic and overall system functionality of Katello.

zammadrpmlifecyclepuppettheforeman

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