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← All workTaxmaro · 2023

Role

UI/UX Designer

Duration

2023

Industry

HR · Payroll · Fintech

Deliverable

System · Product · Motion

Taxmaro · 2023
Case · 01

Taxmaro

A dual-audience dashboard for 4,000+ German companies and tax consultancies, where payroll, time, and DATEV meet one interface.

4,000+
German companies
2
Personas unified
1
DATEV-native flow
§ M · 01 · Outcomes
Metrics that moved
/01
4,000+
German companies
/02
2
Personas unified
/03
1
DATEV-native flow
/ 01

The problem

German HR and payroll operations live across spreadsheets, email, and DATEV. Tax consultants and in-house HR teams work on the same data through different tools, creating handoff errors and compliance risk.

Taxmaro's thesis: one platform, both audiences, zero loss in transit. My job was designing a product surface that could earn the trust of two very different user groups at once.

Taxmaro dashboard: unified HR, payroll, and DATEV surface for two audiences
/ 02

The constraints

  • Dual-audience product: tax consultants (power users triaging dozens of clients) and SMB HR/owners (non-experts managing one team) sharing a single UI.
  • German payroll and DATEV compliance is legally specific. No room for interpretive UX.
  • Live-client testing from day one. The product had to work, not iterate publicly.
  • Tax advisors and end users both expected the tool to feel native to their workflow.
/ 03

The insight

The pain wasn't feature gaps. It was cognitive re-assembly at the handoff. Every time a consultant switched clients, or an owner returned to the tool after a week, they had to rebuild context from scratch.

“My first five minutes with a client's data are the most expensive five minutes of my day.”

· Tax consultant, Taxmaro early-access cohort

/ 04

The bet

Design the dashboard as a role-aware state view. Same components, different defaults per persona. The tool recognizes whether you're triaging 40 clients or managing one team, and collapses context reconstruction into a single glance.

Crucially, the same product. Not separate apps. Consultants and owners had to be able to collaborate on the exact same data surface.

/ 05

The system

A shared semantic model across Personnel File, Time Tracking, Absence, Expense, and DATEV export. Each surface speaks the same language. No data crosses a boundary without meaning.

Defaults adapt to the signed-in role: a consultant lands on triage, an owner lands on their team status. The underlying data and components are identical.

Consultant default

Multi-client triage · status-first · filters for urgency and deadline.

Owner default

Single-team status · tasks-first · personnel file and absence front and center.

/ 06

The craft

  • HR dashboard for payroll and absence: the core everyday surface.
  • Role-aware defaults: consultant view vs. client view.
  • DATEV integration patterns: legally-exact data movement, visually calm.
  • Empty states designed for both the first-day owner and the tenth-year consultant.
/ 07

The outcome

The platform now serves 4,000+ companies and tax consultancies across Germany, with a unified flow from Personnel File → Time Tracking → Payroll → DATEV export.

The role-aware pattern let both audiences feel like the product was built for them (which, structurally, it was).

Reflection

Dual-audience products fail when one persona wins. The role-aware pattern let both sides feel like the product was built for them.