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Lead Fullstack Engineer
Freelance & Open Source
2021 - Present
Tech Stack Used
KotlinKotlin MultiplatformNuxt.jsSpring BootPostgreSQLDocker
Role Overview
Leading technical strategy for complex POS implementations and maintaining mission-critical Kotlin libraries for thermal printing technologies.
Key Achievements
- Designed, implemented, and maintained the Printer-ESC-POS library with 100+ forks and active application integrations.
- Architected enterprise-grade cross-platform POS systems, reducing syncing latency by 45%.
- Configured custom microservice APIs on Spring Boot, managing secure OAuth2 flows and webhooks integrations.