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Dmitrii Vastianov

Dmitrii Vastianov

Founder at Banktopus | B2B fintech product leader

dimonvsitf
Dubai, United Arab Emirates
Joined October 2025
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Network

7K connections
🦌
Antler Ecosystem
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3S Money Team
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AI Tech Founders
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Santander UK Innovators
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FinTech Product Leaders
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Digital Banking Payments
🎨
UX UI Design Specialists

Summary

Fintech product founder and operator — Dmitrii has transitioned from product roles inside banks and fintech (Santander, Canopy, 3S Money) into founding his own B2B fintech service (Banktopus), applying insider knowledge of onboarding and compliance to help startups and businesses open corporate bank accounts in the UAE. banktopus+2
Product leadership with an intrapreneurial bent — he spent multiple years working on product and innovation inside a large bank (Santander UK) and in scaling fintechs, combining stakeholder management in regulated environments with hands-on product delivery. apple+1
Community builder and mentor — Dmitrii has organised meetups (London New Tech), mentored through platforms such as Vektor, and keeps public office-hours / scheduling pages for product calls, showing an emphasis on community, coaching and knowledge-sharing. zcal+1
Serial founder / company builder — multiple director appointments (Clustr, Cosmos HR and others per Companies House) and several early-stage ventures indicate experience founding, registering and running companies alongside corporate product roles. gov+1

Work

Education

Projects

Writing

The Power of Mentorship: A Vektor Success Story

March 1, 2023

First-person piece describing a career transition, job-search challenges while moving countries, and how mentorship (Vektor) helped — includes reflections on returning mentorship and becoming a mentor.

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Getting my first job in Product Management after failing my first startup

November 1, 2022

Long-form LinkedIn post describing the author's trajectory from startup founder to product roles and lessons learned about breaking into product management.

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Hobbies

Mentoring and advising founders and product builders (offers office hours / product calls; has been a mentor on Vektor). zcal+1

Community organising and event hosting (London New Tech). linkedin

Parental leave / family (noted publicly as a current life chapter). medium