Joan Mariel Manto
Software Engineer @FloQast
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WORK HISTORY
Software Engineer @FloQast
PRODUCT & PLATFORM | Built and shipped role-based access control systems (Custom Roles, User Groups) for enterprise customers used by thousands of users, enabling scalable and secure customer account management.FULL-STACK ENGINEERING | Delivered end-to-end features across React, Node.js, MongoDB, and AWS, supporting critical workflows for financial close and operational reporting.SYSTEMS RELIABILITY | Resolved 40+ production issues across authentication, workflows, and core platform systems, improving stability and reducing customer-facing defects.TESTING & QUALITY | Increased unit and integration test coverage and refactored legacy code, improving release confidence and reducing regression risk across distributed systems.CROSS-FUNCTIONAL DELIVERY | Partnered with product managers and designers to scope and deliver production-ready features for enterprise customers.
EDUCATION
University of the Philippines
Bachelor of Science - BS
ABOUT JOAN MARIEL MANTO
Full-stack software engineer building scalable SaaS and distributed systems using TypeScript, React, Node.js, MongoDB, and AWS.Currently at FloQast, where I develop and maintain production features for a close management platform. My work focuses on access control systems, platform infrastructure, and improving reliability across core systems used by thousands of customers.Previously contributed to Obsidian, a Deno-native GraphQL caching platform and developer tool, where I worked on high-performance caching (Window TinyLFU, Redis) and observability tooling.I bring a unique background as a former CPA, with deep experience in financial systems, data integrity, and multi-entity reporting—now applied to building reliable, scalable backend systems.Interested in backend, platform, and fintech-focused engineering problems.Outside of work, you’ll probably find me at a hot yoga class 🧘
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