I will designing and developing web development

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arifpratama886
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arifpratama886
Muhammad Arif P

About this gig

Hello! I am Muhammad Arif Pratama, a Backend Developer with over 7 years of experience, specializing in the financial services industry. I expertize in designing, developing, and optimizing enterprise-grade applications, such as Loan Origination Systems (LOS) and scoring systems.

Core Expertise & Technologies

  • Programming Languages: Golang, PHP, .NET (C#, VB.Net)
  • Databases: SQL Server, MySQL, PostgreSQL
  • Architecture & Infrastructure: REST API, Microservices, Linux, Docker, Git
  • Quality & Testing: Unit Testing, Mockery

Services I Offer

  • API & Microservices Development: Building scalable REST APIs to support approval workflows, data processing, and seamless system integrations.
  • System Performance Optimization: Refactoring backend logic and optimizing database queries to significantly boost API performance and eliminate bottlenecks.
  • Automation Testing: Implementing unit testing and automated testing scripts on critical modules to minimize regression defects and maintain high-quality releases.
  • High-Scale System Management: Developing and maintaining systems that handle large volumes of daily transactions, including Master Data Management.
  • Troubleshooting & Incident Resolution: Conducting

Gig milestonesNEW

Choose to pay for your project per milestone by only paying when it’s time to start a new one or decide on a 1-time payment.

    Basic Package.
    These are the steps we’ll follow to complete your project.
  • 1st Milestone: First draft
    20-day delivery · 4 revisions
    $50Pay now

    I'll prepare a first draft of the delivery.

  • 2nd Milestone: Requirements
    20-day delivery · 2 revisions
    $50
    Pay later

    We'll make sure I have everything needed to complete your project.

  • 3rd Milestone: Development
    20-day delivery · 1 revision
    $50
    Pay later

    I'll develop the website and deliver a working product for your review.

  • 4th Milestone: Progress check
    20-day delivery · No revisions
    $50
    Pay later

    We'll meet to review your project status and the steps needed to finish it.

  • 5th Milestone: Follow-up session
    2-day delivery · No revisions
    $300
    Pay later

    We'll have a follow-up session to discuss any open questions.

Respect third-party rights

Please be aware that it is against Fiverr's policies for sellers to include themes, templates, or any other elements that infringe third-party rights or applicable laws in the delivered work. Read more about in our Guide to Responsible Digital Creation.

Get to know Muhammad Arif P

Muhammad Arif P

Backend Developer

  • FromIndonesia
  • Member sinceJul 2026
  • Languages

    English, Indonesian
I am a Backend Developer with over 7 years of experience in financial services, specializing in creating and optimizing enterprise applications like Loan Origination Systems. I am proficient in Golang, PHP, .NET, and SQL, with a focus on scalable API development, automation testing, and system reliability.

My Portfolio

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