# Benjamin Falk

> Software engineer and technical product owner based in Vienna, Austria, with
> over 10 years of experience building complex software products. Technical
> co-founder of BenAndBros, an early-stage venture behind LabCrafty. Works at the boundary between engineering and product
> ownership,
> with a focus on regulated domains, clean architecture, and measurable
> outcomes.

## Current role

Benjamin Falk is a technical co-founder of BenAndBros, a pre-incorporation,
part-time venture behind LabCrafty, a LIMS/ERP platform for dental laboratories.
He took LabCrafty from prototype to a product in use with pilot customers, and
develops its roadmap together with those customers. He is open to a primary
full-time role in software engineering, product management, or product
ownership, and to selected part-time collaborations with a clear scope. The
platform is built with Next.js, TypeScript, and PostgreSQL on EU-based cloud hosting.

## Background

- 2026 to present: Technical co-founder, BenAndBros (in formation) – LabCrafty,
  Vienna; part-time alongside his primary professional focus.
- 2022 to 2026: Technical Product Owner and Senior Software Engineer at fiskaly
  GmbH, Vienna. Owned the product vision, roadmap, and technical development of
  the fiscal reporting system, and re-architected the DSFinV-K export system,
  where a new data model and a partial rewrite reduced export runtimes from days
  to seconds.
- 2019 to 2022: Senior Software Engineer at fiskaly GmbH, Vienna, working full
  stack across frontend and backend on fiscalisation systems.
- 2016 to 2019: Senior Software Engineer at kalbeck ventures GmbH, Vienna,
  where he built a banking interface with TypeScript, React, and GraphQL.
- Earlier roles in frontend and web development in Vienna, Zurich, and Salzburg
  from 2010.

## Areas of expertise

- Software engineering and architecture: TypeScript, JavaScript, Go, Python,
  SQL, React, Next.js, Fastify, PostgreSQL, Redis, MongoDB, RabbitMQ, Google
  Cloud, Docker, Kubernetes, and Terraform.
- Product ownership: product discovery, requirements engineering, roadmapping,
  stakeholder management, and customer collaboration.
- Domain expertise: German fiscalisation and the DSFinV-K standard; LIMS and ERP
  workflows for dental laboratories.

## Languages

German (native), English (fluent, C1).

## Links

- Website: https://lumio.at
- LinkedIn: https://www.linkedin.com/in/lumio
- GitHub: https://github.com/lumio
- LabCrafty: https://labcrafty.com