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ABOUT US

We Design Systems, Not Screens

Data Nexus is a product architecture and data systems consultancy.

We help companies design, rebuild, and scale complex digital products SaaS platforms, transactional systems, and data-driven infrastructures under real-world constraints.

We do not focus on visual polish or feature velocity.

We focus on structure, logic, and long-term stability.

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About Data Nexus

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About Data Nexus

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About Data Nexus

Our Approach

Every engagement starts with understanding the system, not the interface.


We typically work through:


  • product and system audits

  • transaction and state modeling

  • architecture definition

  • data and pricing logic

  • UX structure and flow integrity

  • analytics and decision layers



Whether we are building from scratch or recovering a broken platform, our goal is the same:

create a system that can scale without collapsing.


How We Think

Most digital products fail not because of bad design or engineering, but because they grow without a coherent system underneath.


We approach products as architects, not decorators.


That means:


  • defining invariants before features

  • modeling states instead of multiplying screens

  • separating domain logic from interaction logic

  • designing systems that remain stable under growth



For us, UX is not aesthetics it is applied system logic.




What Makes Data Nexus Different

  • Architecture-first we design the system before the interface

  • Data-driven decisions are grounded in analytics, not assumptions

  • Selective we work with a limited number of clients to maintain depth

  • Hands-on we operate close to founders, CTOs, and core teams

  • Resilient by design we build for failure, growth, and change



We are not a design studio.

We are not a development factory.

We are not a marketing agency.


We are system architects for digital products.




Who We Work With

We work with:


  • founders building complex SaaS products

  • enterprises modernizing legacy systems

  • teams recovering after data or infrastructure failures

  • businesses operating in high-stakes, high-complexity environments



If your product can be described as simple, we are probably not the right fit.




Our Philosophy

Digital products are not static assets.

They are living systems.


Without structure, they degrade.

Without data, they drift.

Without architecture, they collapse under scale.


Data Nexus exists to prevent that.




Selective Engagement

We deliberately limit the number of projects we take on.


This allows us to:


  • stay deeply involved

  • protect architectural quality

  • maintain accountability

  • deliver long-term impact, not surface-level output



Access to Data Nexus is selective by design.

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TEAMS

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TEAMS

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TEAMS

Humans behind AI

01

Viacheslav (V) Kalaushin

CEO

V is a systems architect and strategist specializing in AI-driven organizational engineering. With more than a decade of experience building, scaling, and optimizing companies across global markets.

01

Viacheslav (V) Kalaushin

CEO

V is a systems architect and strategist specializing in AI-driven organizational engineering. With more than a decade of experience building, scaling, and optimizing companies across global markets.

show bio

01

Viacheslav (V) Kalaushin

CEO

V is a systems architect and strategist specializing in AI-driven organizational engineering. With more than a decade of experience building, scaling, and optimizing companies across global markets.

show bio

02

Dmitri Maximov

Senior Project Manager

Dmitri is a senior project manager specializing in the delivery of complex, multi-layered AI and operational transformation projects with deep experience in coordinating cross-functional teams.

02

Dmitri Maximov

Senior Project Manager

Dmitri is a senior project manager specializing in the delivery of complex, multi-layered AI and operational transformation projects with deep experience in coordinating cross-functional teams.

show bio

02

Dmitri Maximov

Senior Project Manager

Dmitri is a senior project manager specializing in the delivery of complex, multi-layered AI and operational transformation projects with deep experience in coordinating cross-functional teams.

show bio