Biometric Hardware SaaS · 2025–2026
ProCheckGym Enterprise Gym Management
A gym management platform connecting memberships, billing, authentication, and ZKTeco turnstile workflows.
The problem
Gym operations needed a dependable way to coordinate membership access, subscriptions, and biometric hardware across multiple locations.
The approach
I built production workflows around Node.js, Express.js, PostgreSQL, Prisma, React, Redux Toolkit, RTK Query, Redis-backed JWT auth, and ZKTeco integration.
Technology and engineering focus
Node.jsPostgreSQLPrismaReactRedis JWTZKTeco