[email protected]
https://medium.com/@ken11zer01

NodeJS • Typescript • React • ViteJS • Docker • Postgresql • PostGIS • Caddy • Namecheap • JIRA • Bitbucket • Git • AWS (EC2, ECS, S3, CouldFront) • Sentry.io • Mandrill • Mailchimp • Shopify • Playwright • Resend • BullMQ • Nominatim • OpenAI • Xendit • Resend

Elixir/Phoenix • GitLab (Issues, CI, Feature Flags) • Firebase • VueJs • MySQL • MSSQL • MongoDB • Python, C# • VB.NET • PHP • Windows Form • ASP.NET Core • Entity Framework Core • TestCafe • Cypress • PayMongo

• Involved in the full cycle of product planning, development, testing, and customer feedback.
• Developing apps with Create React App, NextJS, Vite, Typescript, Elixir Pheonix (REST API), and PostgreSQL.
• Simplified application dependencies and deployment with Docker.
• Used AWS services: EC2, ECS, CloudFront, Lambda, and S3.
• Improved the CI/CD process with GitLab CI, Bitbucket Pipelines, and internal apps.
• Led a team and project development.
• Does code reviews for most merge requests.
• Practice test-driven development with tools: Jest, Vitest, ExUnit, TestCafe, and Cypress.
• Managed production Linux servers with Caddy/Nginx web server and Namecheap/Cpanel.
• Tracks customer feedback from Hotjar and monitors errors via Sentry.io.
• Integrate payment gateway with Paymongo and Bux.ph
• Applies feature flagging when releasing new features via GitLab.
• Teach and advise coding bootcamp trainees.
• Utilize prompt engineering and generative AI tools.

For every new purchase order email received in Outlook, it will automatically create a draft sales order in Acumatica.

• Uses LLMs to check if email a purchase order and for the matching of customer PO items with the Acumatica items.
• The system also learns from the corrected or previous sales order, so that by next time, it will create the right sales order items.
• Tools used: HonoJS, Drizzleorm, Pgvector, Redis, & OpenAI

An online portal for shipping customer packages within the Philippines.

• Utilizes LLMs chat completion to get 3rd-party carrier rates via email and then presents those quoted rates to customers.
• Built using NextJS, Prisma, Postgresql, Redis, Xendit, Google Maps & Nominatim.

A multi-merchant online store for selling Filipino-made products.

• It's a Shopify app that integrates with Webkul Multi Vendor to provide multi-merchant capability.
• Customize the checkout page to override the default shipping fee rates (rates are calculated by local 3rd party service)
• The application tech stack: NextJS, Drizzleorm, Postgresql, Redis, & PayMongo.

An e-commerce website that mostly sells wines.

• Scrapes wine products from well-known sites using Playwright, then sell those products with an additional price markup.
• Built using Shopify, NextJS, Prisma, Postgresql, Redis & PayMongo.

An internal tool for searching applicants based on their skills which is extracted using AI tools. Could Send sms to applicants.

• Used Python and OpenAI chat completion to extract relevant fields from a resume (PDF/Docx).
• Has a web interface for the staff to interact. Stacks used: FastAPI, Remix.run, MUI, DrizzleORM, Postgresql, AWS S3, & Semaphore SMS.

An online learning management system for coding bootcamps or universities/colleges which includes coding problems.

• Has coding problem quiz that runs/compiles languages like Javascript, Python, PHP, Java, C, and C#.
• Utilizes Docker to execute scripts in stdin/out or against test frameworks.
• Built using Elixir/Phoenix, Postgresql, React with ViteJS, & AWS S3.

• Developed a single-page application for an Electronic Medical Record System for Ophthalmologist. Implemented using Vue with Vuetify and hosted on Firebase.
• Collaborate with clients to gather their requirements, then plan out the structure of the desired system.
• Provided on-call support to clients when issues were encountered and remotely accessed via Team Viewer.
• Used Azure Pipelines for issue tracking, continuous build, and deployment.
• Wrote MSSQL stored procedures for performing CRUD operations.
• Created reporting functionality through SAP Crystal Report, MSWord, and CSV.
• Developed a desktop application that extracts sale transaction amounts from text files, scanned images, and emails which then be imported into the database for auditing.
• Created a web application for auditors to view and search documents and emails using ASP.NET.
• Developed an accounting application using Windows Forms and MSSQL.

• Developed an application that integrates with Google Drive API in C# for bulk downloading files.
• Assigned to develop booking features for a hotel management system using Windows Forms and MSSQL.

Microsoft Certified: Azure AI Engineer Associate

M101 JS: MongoDB for NodeJS Developers Course Completion

Microsoft Technology Associate: Networking Fundamentals
Microsoft Technology Associate: HTML5 Application Development Fundamentals
Philippine Information Technology General Certification

Mobile Game Development Training using Eqela
National Certificate II in Computer Hardware Servicing
Microsoft Technology Associate: Software Development Fundamentals
Microsoft Certified Professional

Jun 2012 - Nov 2016 - Bachelor of Science in Information Technology - Central Philippine University
Jun 2002 - Mar 2012 - Basic Education - Hua Siong College of Iloilo