Projects
Practical systems, APIs, and internal tooling.
Selected work presented as compact engineering case studies: the problem shape, what was built, and the signals each project gives about backend and systems thinking.
Business operations
Pay Management System
A system for monitoring employee payouts and keeping payroll-related workflows visible to internal users.
Domain modelingWorkflow stateAdmin-facing UX
Open case study
Public data API
PolElections2023 REST API
A REST API exposing Polish parliamentary election results from 2023 through structured endpoints.
API designJWT authStructured public data
Open case study