Sergii Kirianov's Posts | ContraPosts by Sergii Kirianov

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Sergii Kirianov

Senior FullStack Engineer building scalable digital products

New to Contra

Sergii is ready for their next project!

Calgary, Canada

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Calgary, Canada

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Pro

Sergii Kirianov

Senior FullStack Engineer building scalable digital products

New to Contra

Sergii is ready for their next project!

Calgary, Canada

Work Posts Services About

Calgary, Canada

Recent Trending

Sergii Kirianov

pro

• Nov 18

I finally got tired of maintaining product tours, onboarding flows, and endless “How do I…?” documentation. So I built something better. Introducing AI-powered product tours for Next.js — zero config. You just drop in a component, ask: “How do I update my password?” …and the...

Next.js

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Sergii Kirianov

pro

• Nov 16

❌ Uploading images to AI chat apps sucks. Especially when the image is on your phone… but the chat is on your laptop. Most apps force you into this clunky flow: email image to yourself → download → upload → pray it works. So we thought: Why not remove the friction and make...

pro

• Nov 16

🚀 Shipped: MentorShow Multilingual Frontend (Next.js + Builder.io)

Just wrapped the full frontend build for MentorShow.com — a global masterclass platform.

What I built:

Full Next.js frontend from Figma

English / French / Spanish i18n

Deep Builder.io integration + custom components

...

Builder

Next.js Web Development

Vercel Project Management

mentorshow.com

MentorShow : Masterclass et Cours en ligne

Les plus grands talents français vous enseignent leurs secrets, leurs astuces, leurs techniques et leurs conseils dans des cours 100% en ligne.

Sergii Kirianov

pro

• Jan 15

I’ve recently wrapped up my role as a Senior Full-Stack / Tech Lead after delivering a full production platform (web, mobile, backend, infra, AI features) from the ground up.

Alongside hands-on development, I led and mentored a small team of developers, owning technical...

Sergii Kirianov

pro

• Nov 16

Just shipped a major refresh for Whiz Study — including an interactive AI tutor simulation for SAT/PSAT & AP.

Honestly, I love when landing pages let you actually play with the tech instead of just reading about it - so we built something fun 🤩

What started as a simple question...

Engineering Management Project Management Web Development

OpenAI

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TypeScript