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Sumanau Sareen

CTO / VP Eng | Scaled teams + backend platforms | Hiring, architecture, delivery velocity

India

13+ years of work experience

LakehouseGenie
Jan 20233 yrs 8 mosPresent

Canada

- Founded a consultancy delivering fractional CTO and technical leadership to funded startups across data engineering and platform architecture - Led end-to-end technical decisions for multiple clients simultaneously — stack selection, team structure, delivery roadmap, and DataOps platform design - Clients ranged from early-stage to growth-stage funded startups, operating as the senior-most technical voice on each engagement
HealthifyMe
Jul 20211 yr 7 mosJan 2023

Bengaluru, Karnataka, India

- Led a team of 10+ engineers across backend and product development. - Launched and scaled multiple revenue lines, directly contributing to company growth. - Scaled platform to 10M+ users, owning backend reliability and performance at scale
HealthifyMe
Oct 20175 yrs 4 mosJan 2023

Bengaluru, Karnataka, India

Leading product development.
TeamPost
May 20176 mosOct 2017

San Francisco Bay Area

Help user offload their email workload by using predictive modelling. Building predictive models to help user highlight emails needing utmost attention.
Elementora
May 20161 yr 1 moMay 2017

Bangalore

1. Built a personal assistant, which understand user mobile data and provides helpful recommendation to save user money. 2. Built API's powering Ele Mobile application. 3. Mentored a team of Backend and Android Engineers. 4. Built Information Extraction module to extract information from raw coupon text. Achievements: 1. Successfully built sync service, which sync user mobile data sets like calls, sms , app usage etc with backend server in real-time. 2. Successfully built real time recommendation engine, to provide real time money saving tips to user.
Knowlarity
May 20151 yr 1 moMay 2016

Bangalore

1. Integrating Knowlarity Cloud Products with all other cloud products. Example Freshdesk, CRM, Google Analytics etc. 2. Launched Knowlarity Developer API Platform. 3. Implemented IFTTT type of framework. Achievement: 1. Exposed Twilio style developer API for knowlarity. 2. Onboarded Developers to new Integrations platform of Knowlarity.
Plivo
Aug 20122 yAug 2014

Bangalore

Sumanau’s AI Stack

claude
claude
codex
codex
cursor
cursor
geminicli
geminicli
opencode
opencode
claudecode
claudecode

Education

University of Jammu

Bachelor of Engineering (B.E.), Computer Science

University of Jammu

20084 yrs2012

High School, General Education

Army school

20102 yrs2012

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Headline

CTO / VP Eng | Scaled teams + backend platforms | Hiring, architecture, delivery velocity

About

Engineering leader with 13+ years building and scaling backend platforms, AI systems, and high-performing engineering teams. I've scaled products to 10M+ users at HealthifyMe, launched multiple revenue lines, and led technical strategy across funded startups as a fractional CTO through LakehouseGenie. I thrive at the intersection of technical depth and business outcomes - owning org design, hiring, architecture, and delivery velocity at the same time. I'm comfortable going from whiteboard to production, and from 1:1s with engineers to strategy conversations with founders and boards. If you're building something ambitious and need an engineering leader who's done it before, reach me at sumanausareen7@gmail.com

Location

India

AI stack

claude

codex

cursor

geminicli

opencode

claudecode

Work experience

Chief Technology Officer at LakehouseGenie, Jan 2023 - Present · 3 yrs 8 mos, Canada, - Founded a consultancy delivering fractional CTO and technical leadership to funded startups across data engineering and platform architecture - Led end-to-end technical decisions for multiple clients simultaneously — stack selection, team structure, delivery roadmap, and DataOps platform design - Clients ranged from early-stage to growth-stage funded startups, operating as the senior-most technical voice on each engagement

Director Of Engineering at HealthifyMe, Jul 2021 - Jan 2023 · 1 yr 7 mos, Bengaluru, Karnataka, India, - Led a team of 10+ engineers across backend and product development. - Launched and scaled multiple revenue lines, directly contributing to company growth. - Scaled platform to 10M+ users, owning backend reliability and performance at scale

Backend Lead at HealthifyMe, Oct 2017 - Jan 2023 · 5 yrs 4 mos, Bengaluru, Karnataka, India, Leading product development.

Principal Product Engineer (Founding Team) at TeamPost, May 2017 - Oct 2017 · 6 mos, San Francisco Bay Area, Help user offload their email workload by using predictive modelling. Building predictive models to help user highlight emails needing utmost attention.

Lead Backend (Founding Engineer) at Elementora, May 2016 - May 2017 · 1 yr 1 mo, Bangalore, 1. Built a personal assistant, which understand user mobile data and provides helpful recommendation to save user money. 2. Built API's powering Ele Mobile application. 3. Mentored a team of Backend and Android Engineers. 4. Built Information Extraction module to extract information from raw coupon text. Achievements: 1. Successfully built sync service, which sync user mobile data sets like calls, sms , app usage etc with backend server in real-time. 2. Successfully built real time recommendation engine, to provide real time money saving tips to user.

Senior Software Engineer at Knowlarity, May 2015 - May 2016 · 1 yr 1 mo, Bangalore, 1. Integrating Knowlarity Cloud Products with all other cloud products. Example Freshdesk, CRM, Google Analytics etc. 2. Launched Knowlarity Developer API Platform. 3. Implemented IFTTT type of framework. Achievement: 1. Exposed Twilio style developer API for knowlarity. 2. Onboarded Developers to new Integrations platform of Knowlarity.

DevOps Engineer at Plivo, Aug 2012 - Aug 2014 · 2 y, Bangalore

Education

Bachelor of Engineering (B.E.), Computer Science, University of Jammu

High School, General Education, Army school