Hasan Kumar
Founding Engineer at RhythmsAI
Hyderabad, Telangana, India
Summary
👤
Senior🎓
Top SchoolHasan Kumar is a founding engineer and seasoned software leader with 15 years of experience building scalable backend systems and startups from Hyderabad, India. He has led platform and framework efforts that power high-throughput services (100M RPM peaks) and owned critical microservices such as API gateways, auth, schedulers and recommendation engines. A former Principal Software Engineer at Microsoft with deep roots at Dream11 and multiple co-founded ventures, he blends hands-on systems engineering with product instincts and operational rigor. Hasan contributes to open-source, notably enhancing Rails/ActiveRecord multi-tenant support for distributed Postgres+Citus deployments, reflecting a penchant for distributed databases and multi-tenancy. He has repeatedly driven performance, security and developer-experience improvements via internal libraries, archetypes and CI tooling. Outside core engineering, he has a history of building offline-capable apps and creative voice/telecom-driven solutions from his early entrepreneurial work.
15 years of coding experience
8 years of employment as a software developer
Indian Institute of Technology BombaySSC / Matriculation, SSC / Matriculation at SPR school of excellenceIntermediate/ +2 Maths Physics Chemistry (MPC), Intermediate/ +2 Maths Physics Chemistry (MPC) at Sri Sai Vikas Junior College
English, Telugu, Hindi
Stackoverflow
459reputation
32kreached
11answers
12questions
Github Skills (16)
activerecord10
ruby-rails10
citus10
rails10
postgresql10
multi-tenant10
ruby10
sql9
database-design8
devise6
chef-infra6
amazon-ec26
amazon-web-services6
knife6
omniauth6
Programming languages (14)
Github contributions (5)
citusdata/activerecord-multi-tenant
May 2022 - Nov 2022
Rails/ActiveRecord support for distributed multi-tenant databases like Postgres+Citus
Role in this project:
Back-end Developer
Back-end DeveloperContributions:3 reviews, 10 commits, 10 PRs in 5 months
Contributions summary:Hasan primarily contributed to the Rails/ActiveRecord backend functionality of the project, focusing on multi-tenant database support. They fixed bugs related to Rails 5.2 and implemented features for creating and managing distributed and reference tables within a Citus database environment. The user also added functionality to ensure proper tenant identification when interacting with ActiveRecord model instances and their associations.
tenantrailscitusrubymulti-tenant
mintuhouse/HTML5Games
Oct 2012 - Oct 2012
Contributions:19 commits, 1 push in 15 days
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