Software Developer at LoyalMate

Engineered and maintained a production Flutter (Dart) mobile app integrated with Firebase (Auth, Firestore, Cloud Messaging), serving 5,000+ weekly active users across real-time transactional workflows. Delivered admin dashboard interfaces in React (TypeScript) and Tailwind CSS, consuming REST and Firebase APIs to provide real-time operational visibility for internal teams. Diagnosed and resolved 15+ production issues across mobile and backend layers - including auth flow failures, Firestore state inconsistencies, and async sync errors - using structured log tracing and request-level debugging. Cut API latency by ~20% by refactoring asynchronous data flows, eliminating redundant network calls, and improving client–backend interaction patterns. Built Python (Pandas) data validation pipelines and implemented Firestore stream-based state sync, reducing manual reconciliation effort by ~60% and improving cross-device consistency.

Systems Engineer (Application Support & Automation) at Ovolo Hotels

Resolved 30+ monthly incidents across application, network, and endpoint layers, reducing repeat issues by ~30–35% through root-cause fixes. Troubleshot system-level issues including DNS/DHCP, TCP/IP, and access control, strengthening understanding of enterprise system architecture. Supported Windows-based environments and enterprise systems aligned with Microsoft stack (Active Directory, identity workflows), reinforcing familiarity with .NET-hosted environments. Automated reporting workflows, improving operational efficiency by ~15–20%. Maintained deployment and support documentation, improving handover and resolution time across teams.