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Hendi D. — Senior Backend Engineer from Indonesia

Hendi D.

Senior Backend Engineer

Indonesia 6+ years
Open to offersNew to Platform
Languages
EnglishIndonesian
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About

Hendi D. is a seasoned Senior Backend Engineer with over a decade of experience in developing and maintaining enterprise web applications on the .NET platform. Proficient in ASP.NET Core, C#, and SQL Server, he has demonstrated expertise in REST API development and pragmatic layered backend architecture. Hendi has contributed significantly to diverse industries, including finance, mining, education, real estate, and e-commerce by delivering robust backend solutions. His experience spans working in distributed teams across the US, Australia, and Singapore, bringing a global perspective to his development practices. At PT Tri Mulya Gemilang, Hendi played a crucial role in delivering backend modules for an asset register platform and integrated security features via Keycloak SSO. His tenure at Xtramile Solution led to a reduction in bug reports through improved input validation. Hendi is committed to writing maintainable, straightforward code as evidenced by his successful migration projects at Flying Cape, which substantially reduced hosting costs. He holds a Bachelor of Informatics Engineering from ITS Surabaya and several Microsoft certifications. Hendi is currently available for remote opportunities on a global scale.

Experience

  • Senior ASP.NET Core Developer

    PT Tri Mulya Gemilang · 2025 — Present
    Delivered 15 of 21 backend modules for an enterprise Asset Register platform, focusing on asset tracking, reporting, and operations management. Integrated Keycloak SSO with role-based access control to secure a multi-module platform. Developed a reusable file upload component with thumbnail preview and automatic file-type detection for multiple modules. Refactored business logic to enhance maintainability and mentored junior developers.
  • Senior ASP.NET Developer

    Living Taste · 2025 — 2025
    Constructed and launched core backend modules for an e-commerce platform, handling catalog, orders, and customer management functionalities from start to finish.
  • Senior ASP.NET Developer

    Xtramile Solution Pty Ltd · 2024 — 2024
    Developed new features based on Jira requirements while achieving a reduction in bug reports by 20-25% through improved input validation and defensive coding practices. Participated in a distributed Agile team, engaging in daily standups, sprint planning, and retrospectives across time zones.
  • Senior ASP.NET Developer

    Flying Cape Pte Ltd · 2022 — 2023
    Managed the migration of backend systems from .NET Framework 4.5 to .NET Core, which led to a 25% reduction in hosting costs. Streamlined repository and service layers by eliminating redundant abstractions and enhancing overall code readability.
  • Senior ASP.NET Developer

    Polyrific · 2017 — 2022
    Standardized backend coding conventions within the team, resulting in a 25% decrease in average bug resolution time. Successfully delivered multiple client projects remotely over a five-year period, maintaining consistent quality and adherence to timelines.
  • ASP.NET Developer

    Ogilvy Australia · 2015 — 2017
    Developed CMS-based backend templates that significantly reduced delivery time for subsequent projects by 40%. Contributed as a backend developer for Lumino Dental and Maven Dental platforms, focusing on patient appointment and dental information systems for the NZ/AU markets.
  • ASP.NET Developer

    PT Mitrais · 2011 — 2015
    Engaged in over eight client projects across various industries including finance, mining, education, and real estate, focusing on backend logic and API development, alongside SQL Server database tasks. Key projects included PhiloPort, MORS, Enroll Link, MFS 5.1, MORE 2.0, and YKIP Database. Created SSRS reports and REST-style endpoints, along with frontend components using Razor, jQuery, and AngularJS.

Skills & Expertise

Education

  • Bachelor of Informatics Engineering
    ITS Surabaya · 2007 — 2009
  • Diploma in Information Technology
    Electronics Engineering Polytechnic Surabaya · 2004 — 2007