Resume

Backend engineer with 10+ years building and maintaining enterprise web applications on the .NET platform. Experienced working with distributed teams across the US, Australia, and Singapore. Focused on writing maintainable code and delivering reliable backend systems.

Work Experience

Below is a summary of roles and key contributions delivered across professional projects.

PT Tri Mulya Gemilang - Indonesia (Onsite)

Aug 2025 - Present

Senior ASP.NET Core Developer

Working on an enterprise Asset Register platform, responsible for backend development across multiple modules including asset tracking, reporting, and operational management workflows.

  • Delivered 15 of 21 backend modules on schedule, covering asset tracking, reporting, and operational management.
  • Integrated Keycloak SSO with role-based access control (RBAC) to secure a multi-module platform across different user groups.
  • Built a reusable file upload component with image thumbnail preview and automatic file-type detection, adopted across multiple modules.
  • Refactored business logic layers to reduce code duplication and improve long-term maintainability.
  • Mentored junior developers on architecture patterns and C# best practices.

Living Taste - Indonesia (Remote)

Jan 2025 - Jul 2025

Senior ASP.NET Developer

Worked remotely on an e-commerce and bakery information system, responsible for designing and delivering core backend modules end to end.

  • Built backend modules covering product catalog, order processing, and customer management from database design to API layer.
  • Designed and implemented REST API endpoints to support frontend integration and business workflows.

Xtramile Solution Pty Ltd - Australia (Remote)

Jan 2024 - Dec 2024

Senior ASP.NET Developer

Worked as part of a distributed Agile team for an Australian software company, contributing to backend feature development and bug resolution across the product.

  • Developed new backend features from Jira requirements, consistently delivering within sprint cycles.
  • Reduced bug reports by 20–25% through improved input validation and defensive coding practices.
  • Collaborated across time zones with daily standups, sprint planning, and retrospectives.

Flying Cape Pte Ltd - Singapore (Remote)

Dec 2022 - Dec 2023

Senior ASP.NET Developer

Worked remotely with a Singapore-based team on a legacy system modernization project, handling backend migration and architecture cleanup.

  • Led migration from .NET Framework 4.5 to .NET Core, reducing hosting infrastructure costs by 25%.
  • Refactored repository and service layers to remove redundant abstractions and improve code readability.
  • Collaborated with distributed engineering teams across time zones using Agile/Scrum workflow.

Polyrific - United States (Remote)

Mar 2017 - Nov 2022

Senior ASP.NET Developer

Worked remotely with a US-based software company over a 5+ year engagement, contributing to multiple client projects across different industries.

  • Standardized backend coding conventions across the team, reducing average bug resolution time by 25%.
  • Delivered multiple client projects consistently on time using Git and Trello-based remote workflows.
  • Contributed to backend architecture discussions and API design reviews across project teams.

Ogilvy Australia - Bali, Indonesia (Onsite)

Nov 2015 - Feb 2017

ASP.NET Developer

Worked onsite as backend developer on CMS-based projects for Australian and New Zealand clients, delivering dental service platforms and internal framework templates.

  • Built reusable CMS backend templates (Kentico 8) that reduced delivery time for subsequent projects by 40%.
  • Backend developer on Lumino Dental (Kentico 8 · Web Forms) and Maven Dental (Sitecore 8 · MVC) — patient appointment and dental information platforms for NZ/AU markets.
  • Developed and maintained backend components using ASP.NET MVC5 and C# within Scrum delivery cycles.

PT Mitrais - Bali, Indonesia (Onsite)

Aug 2011 - Oct 2015

ASP.NET Developer

Worked across multiple client projects over 4 years, delivering full-stack web applications for Australian and international clients across finance, mining, real estate, and education sectors.

  • Developed backend business logic, REST-style API endpoints, and SQL Server database work across 8+ enterprise projects.
  • Key projects: PhiloPort (investment account management), MORS (Android mining reporting with Cordova + ASP.NET backend), Enroll Link (student administration), MFS 5.1 (finance & accounting system), MORE 2.0 (internal recruitment system).
  • Led backend development for YKIP Database — a SharePoint 2010 scholarship distribution system — as Lead Developer for the Bali team.
  • Developed SSRS reports, REST-style endpoints, and frontend components using Razor, jQuery, and AngularJS.