Raymart Fajutagana

Full-Stack Developer

Greater Toronto Area, Canada

Full-Stack Developer with 4+ years of experience building scalable SaaS platforms and enterprise web applications. Specialized in backend development, database optimization, and API integrations. Previously worked with Australian and Philippine-based teams.

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Experience

Web Developer

Arcanys

2024 – 2025
  • Developed scalable backend services for multi-tenant corporate giving platform supporting donations, volunteering programs, and employer matching initiatives
  • Optimized complex API filtering, reducing response time from 1 minute to 15ms — a 99.75% performance improvement
  • Implemented secure authentication using Google SSO and built brand asset management system integrating Brandfetch API with AWS S3
  • Developed real-time notification and tracking system using Socket.io for volunteer reservation management
  • Collaborated with international product and engineering teams across multiple time zones in agile environment

Software Engineer

CTO Global Services Inc.

2021 – 2024
  • Integrated multiple courier APIs for B2B on-demand and scheduled delivery service platform serving enterprise clients
  • Architected and deployed scalable backend microservices supporting high-volume transaction processing and logistics operations
  • Optimized database queries and API performance, reducing response times for critical business operations
  • Collaborated with cross-functional teams including product managers and QA engineers to deliver features improving operational efficiency

Tech Stack

Full-Stack

JavaScriptTypeScriptNode.jsReact.jsExpress.jsNest.js

Database & Storage

PostgreSQLMongoDBFirebaseAWS S3SequelizeTypeORM

Cloud & Infrastructure

AWSGoogle Cloud PlatformDockerGitCI/CD

Real-Time & APIs

Socket.ioRESTful APIsMicroservicesThird-party Integrations

Testing & QA

JestPostmanSwaggerUnit Testing

Publications

Peer-reviewed research at international conferences.

An Intranet-Based Document Management and Monitoring System Framework: A Case for National University Quality Management Office

IEEE Region 10 Conference (TENCON)2016

Lavender Filipino: Computational Models of Twitter Swardspeak

9th International Conference of the Asian Association of Lexicography2015

Let's work together

Have a project in mind or want to collaborate? Let's talk.

Greater Toronto Area

Email

fajutaganaraymart@gmail.com

LinkedIn

linkedin.com/in/raymart-fajutagana

GitHub

github.com/matfajutagana

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