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Kumar J
@kumar_jivi
Senior Software Engineer
United States
English, Hindi
About me
I am a Senior Software Engineer with over 8 years of experience work at a major Tier-1 Tech Company (San Francisco-based). I have built scalable backend systems and leading engineering initiatives across distributed systems, data infrastructure, and authentication. I have a proven track record of driving architecture modernization, mentoring high-performing teams, and translating complex business needs into robust technical solutions at scale.
Skills
Kumar J
Offline •
Average response time: 1 hour
See my services
API & Integrations
I will automate your local businesses like plumbing, hvac, legal
Custom Websites
I will build a fast nextjs website to replace your slow wordpress
Work experience
Senior Software Engineer / Tech Lead
Technoloy • Full-time
Aug 2018 - Present • 7 yrs 9 mos
Work as a Senior Software Engineer & Tech Lead at a major Tier-1 Tech Company (San Francisco-based) Designed and implemented multi-platform authentication methods (Link, OTP) to improve success rates and reduce user friction. Migrated legacy identity infrastructure to a microservice-based architecture, significantly enhancing observability and developer velocity. Developed an in-house feature impression and click-tracking platform with complex capping logic for large-scale experimentation. Led consumer authentication projects from planning through production, managing cross-team collaboration and execution. Defined backend technical roadmaps and mentored engineers through technical design document reviews.
