Jeyaraj Vellaisamy
Co-Founder & CTO at Petavue
Chennai, Tamil Nadu, India
Summary
👤
Senior🎓
Top SchoolJeyaraj Vellaisamy is a Co-Founder and CTO with 10 years of experience building scalable, cloud-native products and a proven track record of scaling systems from 50 to over 10,000 customers. He specializes in database design and performance—particularly MongoDB—cloud computing and security, and has driven multi-million dollar product deliveries and substantial cloud cost savings ($100K–$500K). A former principal and senior engineer at ZoomInfo and early-stage startup contributor across two successful exits, he blends hands-on MEAN-stack development with architectural leadership. Based in Chennai, he leads the MongoDB User Group there, actively mentoring peers and evangelizing best practices for production databases. Comfortable in fast-paced environments, he prefers tackling complex performance and cost-optimization challenges that others avoid. His background combines academic rigor (Master’s in Computer Science) with practical startup grit and operational impact.
11 years of coding experience
7 years of employment as a software developer
Bsc, Computer Science, A+, Bsc, Computer Science, A+ at ARUL ANANDAR COLLEGEMaster's degree, Computer Science, A+, Master's degree, Computer Science, A+ at Madurai Kamaraj University
English, Tamil
Github Skills (42)
python8
anthropic8
generative-ai8
ai8
typescript8
chatgpt8
langchain7
gemini7
llm7
angularjs-directive7
openai7
open-source7
pydantic6
nodejs6
javascript6
Programming languages (5)
Github contributions (5)
jeyarajcs/nodemongo
Jan 2017 - May 2017
Contributions:39 commits, 33 pushes, 2 branches in 3 months
jeyarajcs/nodeapi
Dec 2016 - Jun 2019
Contributions:2 pushes, 2 branches in 2 years 5 months
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