Mlampah Ing Tresno · Walking with Love

Cahyanudien Aziz Saputra

Founder of FlagoDNA · Full-Stack Developer · Author

Personal Website
Blog
GitHub
Introversoul on Spotify
Cahyanudien Aziz Saputra – Founder of FlagoDNA, full-stack developer, author, and creator of privacy-first apps

Cahyanudien Aziz Saputra

Cahyanudien Aziz Saputra — also spelled Cahyanudin or Cahyanudien (both spellings are correct and refer to the same person) — and known online as cas8398 — is an Indonesian full-stack developer, independent founder, author, and creator of a growing privacy-first digital ecosystem under FlagoDNA.

His work spans offline-first mobile applications, developer infrastructure, and reflective writing — all united by a single philosophy: Mlampah Ing Tresno — building with intention, walking with love.

Name & Public Spellings

The full legal and public name is Cahyanudien Aziz Saputra. An alternate and equally correct spelling — Cahyanudin Aziz Saputra (without the second e) — also appears across publications, profiles, and public records. Both Cahyanudien and Cahyanudin refer to the same individual and are not typographical errors.

Other associated names and aliases: Cahyanudien (given name only), cas8398 (developer handle), Introversoul (music alias).

Founder of FlagoDNA

Cahyanudien founded PT FlagoDNA Developer Labs in 2025 as an independent software company focused on privacy-first tools, offline-first mobile apps, and creator-owned digital infrastructure. As Founder & Infrastructure Architect, he oversees system design, product direction, and long-term ecosystem development.

FlagoDNA's core public applications are designed for users in low-resource and low-connectivity environments — serving communities where privacy, reliability, and offline access genuinely matter:

FlagoDNA is listed on Crunchbase and F6S, and its applications are available on the Google Play Store.

Full-Stack Developer

Cahyanudien builds with Flutter, Kotlin, React, and Node.js, with a focus on offline-first architecture, minimal dependency systems, and fast mobile experiences tailored for emerging markets.

Key production applications include AmalanKu, HadisKu, Skedoff (a content-planning tool), and several lightweight utility apps. His development philosophy consistently prioritizes long-term utility, user privacy, and calm product design over viral growth.

Explore his open-source work on GitHub: github.com/cas8398 and github.com/flagodna-developer.

Author

Alongside his software work, Cahyanudien is the author of introspective literary works in both English and Indonesian. His writing explores silence, identity, grief, and the quiet weight of everyday existence.

His authorial identity is verifiable through ORCID (0009-0007-5983-9221) and referenced on Wikiquote.

Introversoul — Music Project

Introversoul is Cahyanudien's introspective music project — released under his own name and distributed on major streaming platforms. The project extends the same themes found in his writing: silence, identity, and the inner landscapes often ignored in a noisy world.

Featured releases include INTRO-VERT, Our Love, Let Me Cry, and The Unseen.

Philosophy & Creative Direction

A recurring phrase across Cahyanudien's work is Mlampah Ing Tresno — a Javanese expression meaning walking with love. It reflects a deliberate preference for meaningful progress over speed, calm design over hype, and creator ownership over platform dependency.

His core creative themes span: privacy-first software architecture, offline-first and low-resource design, independent creator ownership, reflective writing and long-form storytelling, and introspective music.

Verified Profiles & Public Identity

Cahyanudien maintains a verifiable public identity across software, authorship, and structured knowledge platforms. The following profiles represent the same creator across different contexts.