MS

Michael Silverio

Available to hire

I’m Michael Silverio, a software engineer who builds and modernizes production-ready web applications with Rails and React, and I enjoy partnering with product teams to clarify requirements and ship end-to-end features.

About

I’m Michael Silverio, a software engineer who builds and modernizes production-ready web applications with Rails and React, and I enjoy partnering with product teams to clarify requirements and ship end-to-end features. From registration and procurement workflows to data syncing and ETL pipelines, I focus on reliability, clean integrations, and performance improvements that users can feel.

I also bring strong experience with integrations and automation—OAuth, webhooks, background jobs, GraphQL, and third-party systems—plus secure API design and observability with tools like Honeybadger. Alongside engineering delivery, I’ve mentored teammates, led technical syncs, and helped design scalable infrastructure on AWS with CI/CD from scratch.

  • 6 years' experience
  • Joined October 2026

Industry experience

  • Software & Internet
  • Financial Services
  • Media & Entertainment
  • Telecommunications
  • Professional Services

Work experience· 4 roles

Software Engineer (Senior Developer) · Freelance - UpworkDec 2024 – Present · 2 yrs

Acted as the senior developer on multiple products by partnering with the client CTO to clarify requirements, owning end-to-end contributions, and challenging specifications when better approaches existed. Built a Rails/React registration system integrating third-party accreditation and background checks, including chair/person portals with scheduling overlap detection, rules for assignments and terms & conditions, ZIP export and Stripe discount handling, and migration from Rails 4.2 to Rails 5. Added production error tracking with Honeybadger and patched a critical Stripe gem security flaw to prevent test payments reaching production keys. Developed an RAG-style procurement document pipeline (PDF chunking + OpenAI embeddings) and an AI procurement agent that collects requirements conversationally and generates validated ERPNext next-quota entries. Implemented Shopify/Linear ↔ ERPNext ETL synchronization driven by webhooks and background jobs, with cursor-based pagination for resumab

Software Engineer (Technical Lead after promotion) · Cognith, SingaporeJul 2023 – Dec 2024 · 1 yr 6 mos

Promoted to technical lead within the first year by consistently delivering and improving team throughput. Mentored teammates on development tools, led sync meetings to improve delivery efficiency, and removed blockers to unblock progress. Built a cargo shipment dashboard with multiple filters and dynamic sections, implemented bulk CSV template imports, and created an admin console tracking logins and transactions. Developed two-way Zoho CRM synchronization using API integrations and Deluge scripting to reduce API calls and costs, including resume parsing to auto-create candidate records and React UIs for candidates and jobs with multi-parameter filtering. Implemented automated billing/invoicing triggers aligned to candidate approvals and integrated event discovery features like recommendation logic, Firebase Cloud Messaging push notifications, OpenStreetMap location caching, and optimized real-time chat via consolidated webhook-to-WebSocket streaming.

Junior Web Developer · Sun Asterisk, PhilippinesJan 2022 – Jun 2023 · 1 yr 6 mos

Built a video conferencing application with reception time scheduling and operator availability indicators. Integrated Google Selfie segmentation for virtual backgrounds and implemented screen sharing plus real-time document/PDF sharing. Developed call forwarding between operators and backend endpoints using Action Cable, focusing on responsive real-time behavior and practical usability for conference flows.

Application Developer · HP Ventures Inc.Feb 2020 – Dec 2021 · 1 yr 11 mos

Education

Bachelor's degree, Information Technology · Cebu Institute of Technology2015 – 2019

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