Sameer Kumar

I'm a curious builder.

Previously founded ShipBlink, acquired by EasyPost (YC S13 unicorn). Digital nomad.

Things I've built

ShipBlink Acquired

Founder & Engineer · Founded 2020

Shipping software for online merchants, from checkout rates to labels and tracking. Used by The Woobles and the online stores of Postman and Vercel.

Over 95% profit margin as a one-person company. Partnered and built integrations with Shopify, Amazon, BigCommerce, eBay and Walmart.

“Better than any other dimensional shipping solution on the Shopify App Store.”

Adjectives Market, Shopify App Store review

Customer reviews: Shopify · BigCommerce

From store orders to checkout rates, shipping labels and tracking.

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Stores & marketplaces

Carriers

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LeanFintech (CASParser) Active

Founder & Engineer · Since 2020

Investment data and onboarding APIs for Indian fintech: portfolio imports, investment-feed reconciliation, KYC and financial-registry verification.

Profitable, self-serve and run by me. Customers include Scripbox, Dezerv and 360 ONE, and range from small businesses to Fortune India 500 companies.

From investment statements to a structured portfolio your product can use.

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Supported data sources

Platform services

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More projects and open source

I've been working and slow-backpacking since late 2021. 30+ countries so far. Places I've been.