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Parasaran UserPU
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Parasaran User

@parasaran

Senior backend engineer building production serverless systems and AI pipelines across Node.js and cloud platforms.

India
Message

What I'm looking for

I’m seeking a senior backend engineering role at a remote-first product company building at scale—where I can own end-to-end architecture, serverless/cloud reliability, and production AI integrations like summarization pipelines.

I’m a Senior Software Engineer with 4+ years building production backend systems at Zenoti, a global SaaS platform serving 10,000+ customers across 50+ countries. I architect and ship end-to-end features—from architecture through deployment—with an emphasis on reliability, security, and measurable impact.

At Zenoti, I architected a $1M+ ARR feature from scratch and helped deliver AI-powered medical summarization pipelines (LLMs + serverless) to production. I built HIPAA-compliant systems for clinical documents and patient image workflows, including an AWS Serverless Image Handler that reduced load times by ~60% and a concurrent multi-file upload system used across 10,000+ clinics globally.

I design high-performance REST APIs with cursor-based pagination, lazy loading, and composite filtering—serving 500+ requests/minute with p95 response times under 200ms. I’ve also led migrations of MedSpa vertical services from AWS to Azure with zero-downtime business continuity, proactively handling 15+ compatibility risks.

I’m equally comfortable in AI delivery and engineering leadership: I led a cross-functional team delivering the AI summarization product, mentored 3 junior engineers, and ensured production-quality delivery on schedule. I’m now seeking a senior backend engineering role in a remote-first product company building at scale, where I can keep shipping reliable systems and AI-enabled workflows.

Experience

Work history, roles, and key accomplishments

Zenoti logoZE
Current

Senior Software Engineer

May 2021 - Present (5 years)

Built production backend systems and architected a $1M+ ARR feature from scratch, shipping AI-powered medical summarization pipelines to production. Led zero-downtime AWS-to-Azure migrations, delivered HIPAA-compliant media/document workflows, and improved provider documentation accuracy while reducing note-taking time by ~70%.

Education

Degrees, certifications, and relevant coursework

Vellore Institute of Technology logoVT

Vellore Institute of Technology

Bachelor of Technology (B.Tech), Computer Science (Bioinformatics Specialisation)

2017 - 2021

Earned a B.Tech in Computer Science with a Bioinformatics specialization, covering coursework in data structures and algorithms, database management systems, operating systems, and computer networks.

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