Sergii Kirianov's Posts | ContraPosts by Sergii Kirianov

Pro

Sergii Kirianov

Senior FullStack Engineer building scalable digital products

New to Contra

Sergii is ready for their next project!

Edmonton, Canada

Work Posts Services About

Edmonton, Canada

Recent Trending

Join 50k+ companies and 1M+ independents

Resources

Hire Freelancers

Explore all Top independents Design Engineering Marketing Music & audio Social media Video & animation Product Business consulting & HR Other

Contact

Contact support

Company

Mission Careers Terms & conditions Privacy policy Cookie policy

Pro

Sergii Kirianov

Senior FullStack Engineer building scalable digital products

New to Contra

Sergii is ready for their next project!

Edmonton, Canada

Work Posts Services About

Edmonton, 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

React

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

...

Next.js

Builder 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

• 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

pro

• Nov 16

🚀 I just published a new service for full MVP development (Web or Mobile).

If you're a founder with an idea you want to turn into a real, scalable product, this is exactly what I specialize in.

I’ve led the architecture and development of platforms serving 60,000+ users, and I’m...

contra.com

Full MVP Development — Web or Mobile App by Sergii Kirianov

Read more about Full MVP Development — Web or Mobile App by Sergii Kirianov on Contra.

Join 50k+ companies and 1M+ independents

For independents

Contra Pro Manage freelance projects Get verified as an expert Find jobs Get discovered Sign contracts Send invoices Commission-free payments

For companies

For companies Manage team projects Share hiring workspace Post jobs Discover contractors Sign contracts Approve invoices Global payments & tax compliance

Use Cases

For companies For freelancers For creator tools For agencies For VCs

Resources

Hire Freelancers

Explore all Top independents Design Engineering Marketing Music & audio Social media Video & animation Product Business consulting & HR Other

Company

Mission Careers Terms & conditions Privacy policy Cookie policy

Contact

Contact support

For independents

Contra Pro Manage freelance projects Get verified as an expert Find jobs Get discovered Sign contracts Send invoices Commission-free payments

For companies

For companies Manage team projects Share hiring workspace Post jobs Discover contractors Sign contracts Approve invoices Global payments & tax compliance

Use Cases

For companies For freelancers For creator tools For agencies For VCs

Resources

Hire Freelancers

Explore all Top independents Design Engineering Marketing Music & audio Social media Video & animation Product Business consulting & HR Other

Contact

Contact support

Company

Mission Careers Terms & conditions Privacy policy Cookie policy

Sergii Kirianov

pro

• Nov 18

Next.js

React

Sergii Kirianov

pro

• Nov 16

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

...

Next.js

Builder 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

• 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

pro

• Nov 16

🚀 I just published a new service for full MVP development (Web or Mobile).

If you're a founder with an idea you want to turn into a real, scalable product, this is exactly what I specialize in.

I’ve led the architecture and development of platforms serving 60,000+ users, and I’m...

contra.com

Full MVP Development — Web or Mobile App by Sergii Kirianov

Read more about Full MVP Development — Web or Mobile App by Sergii Kirianov on Contra.