Benj Ledesma Email & Phone Number

Metro Manila, Philippines

Developing features using NextJS and Ruby on Rails, expanding the Marketplacer e-commerce platform’s capabilities and improving the user experience for operators & sellers. Contributes to internal tools such as Slack bots and design system components in Storybook to boost developer productivity.Technical lead for a project that allows marketplace operators finer control over managing product listings via GraphQL, CSV import, and the admin UI (HAML, React). Defined epics and tasks in Jira, authored technical documents for planning & release, and participated in user-facing design interviews.

Team lead and full stack engineer for e-commerce, point of sale, booking, and billing systems integrated with the core platform (patient & diagnostic services) built on Next.js, Express, GraphQL, and MongoDB.Enhanced POS features, improving onboarding speed for multiple clients and achieving an 8X increase in overall platform GMV within 6 months. Developed booking system features that support time-sensitive client processes and manage tens of thousands of patients annually.Designed and implemented integrations with payment gateways and partners such as Stripe, Grab,PayMongo, Maya, BillEase, and others.Provided mentorship to junior developers on career trajectory and feedback for writing maintainable,scalable code through pull request reviews and pair programming.Initiated backend refactors such as redesigning queries & mutations and removing redundantmicroservices, thus eliminating daily downtime from scaling issues and reducing infrastructure costs.Introduced libraries such as Nunjucks and Zustand for improving developer productivity with PDF template generation and frontend state management. Reduced POS input time by at least 50% and unified multiple network requests to a single request by redesigning the UI and its component structure.Communicated with C-suite, non-technical users, and business partners to understand workflows, build solutions, and gather immediate feedback, facilitating rapid development of impactful features.Hired as Director of Software Engineering (team lead & product manager) after 2 months part-time, promoted to Senior Director after 5 months full-time.

Built web apps and tools for the company and its clients with React, Node, and GraphQL. Worked with a multinational team of engineers and managers from the USA, Russia, India, Portugal, the UK, and others.Authored internal and client-facing technical documentation in Notion and Google Docs covering subjects such as 3rd party integrations, comparing JavaScript packages, and developer workflows.Took online courses for Ruby on Rails and JavaScript testing with Jest & Cypress.

Metro Manila, Philippines

Built automation tools for process improvement and data analytics using Python, SQL, Google Cloud, and Excel. Led the team on the planning, fulfillment, and maintenance of projects to keep up with rapidly changing business needs. Created and maintained several business-critical management reports.Directly managed a team of around 2-4 Python developers for building automation tools. Worked with the Analytics team by building them customized data pipelines, answering questions about our database schema, and sharing tips (technical & communication) on how to work more effectively.Promoted from Senior Analyst to Associate 8 months after being hired. Maintained a grade of A in both annual performance assessments. Endorsed by senior management to be nominated as one of three Values-in-Action awardees from the Philippines (Q4 2021) for demonstrating company values.

Metro Manila, Philippines

Handled application testing, roll-out, and end-user training to over 50 sales and delivery agents for supply chain tracking software. Facilitated trainings to a team of over 15 consultants across 4 weeks for understanding client business processes and needs.

Philippines

Led projects with other music organizations from different universities. Managed external partners and the organization's overall branding direction.