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Derry Dwi AdityaContact

Fullstack Software Engineer · Jakarta, Indonesia

Derry Dwi Aditya

I build and scale production systems — subscription engines, payment orchestration, and logistics platforms — with Go, Node.js, and React. Five years across telecom, payments, and enterprise software.

Currently building subscription and commerce infrastructure for digital partners at Telkomsel Ekosistem Digital. Open to fullstack and platform engineering roles.

01 — Profile

Five years turning product requirements into systems that stay up.

I work across the stack, but my center of gravity is the backend: service design, data modelling, and the reliability work that keeps a platform usable under real traffic. On the front end I care about the same things — clear structure, fast loads, and interfaces that hold up in production.

Most recently I have worked on subscription lifecycle platforms, B2B2C commerce and payment orchestration, logistics products, and enterprise internal tools. That mix has taught me to move between greenfield services and existing codebases without breaking either.

02 — Experience

Production work, telecom to logistics.

  1. Oct 2025 – Present

    PT Telkomsel Ekosistem Digital (INDICO) Current · Contract

    Fullstack Engineer

    • Built a reusable subscription engine supporting 6+ lifecycle flows for 6+ digital partners.
    • Raised Go and PostgreSQL service throughput by 40% through query optimization and concurrency tuning.
    • Delivered shared B2B2C commerce and payment orchestration used across partner products.
  2. Jul 2024 – Oct 2025

    JNEContract

    Software Engineer

    • Shipped four logistics products across Next.js, NestJS, Flutter, and TypeScript.
    • Reduced production errors by 25% by standardizing backend workflows and API contracts.
  3. Jun – Aug 2024

    Agate InternationalContract

    Fullstack Engineer

    • Built the Astra Virtue virtual job fair with React, Next.js, .NET, SQL Server, and Unity WebGL.
    • Improved load time by 40% and implemented the React-to-Unity WebGL integration.
  4. Jan – May 2024

    AccentureContract

    Front-end Engineer

    • Developed the interface for an intelligent procurement platform.
    • Reduced page load time by 30% and shortened development cycles by 20%.
  5. Jan 2023 – May 2024

    PT Telkom IndonesiaContract

    Front-end Engineer

    • Delivered three internal products built on reusable React patterns.
    • Raised automated test coverage to 95% across those products.

Earlier

Telkom Indonesia — Software Engineer Intern. Migrated internal tooling to TypeScript.

PT Marka Kreasi Persada — Web Developer Intern. Delivered 20+ client sites and led an 11-person PPOB team.

Investor Saham Pemula Nasional — Freelance Fullstack Developer. Built with Nuxt and NestJS, led five people, and improved data accuracy by 30%.

03 — Skills

Tools I reach for by default.

Frontend

  • React
  • Next.js
  • Vue
  • Astro
  • TypeScript
  • Flutter

Backend & data

  • Go
  • Node.js
  • NestJS
  • .NET Core
  • REST
  • GraphQL
  • PostgreSQL
  • MySQL
  • SQL Server
  • Redis

Cloud

  • AWS
  • Google Cloud Platform
  • Azure

Practices

  • System design
  • Testing
  • Code review
  • Performance & query optimization
  • AI-assisted workflows

04 — Education

Formal training.

B.Sc. Software Engineering

Indonesia University of Education

Graduated in 3.5 years.

05 — Contact

Looking for someone to build and keep the system running? Let's talk.

I'm open to fullstack and platform engineering roles, and to contract work on subscription, payments, or logistics systems.

Email
derrydwiaditya@gmail.com
Phone
+62 896-5826-1268
LinkedIn
linkedin.com/in/derrydwiaditya
Location
Jakarta, Indonesia (GMT+7)