Software · Platforms · Services

We build digital
systems that work.

Tres Solis Nusantara designs and develops secure software, intelligent platforms, and technology services around the way your organisation actually works.

tsn / product-system

01 — DISCOVER

Understand the workflow

02 — DESIGN

Shape the right product

03 — BUILD

Engineer for real use

04 — EVOLVE

Improve with evidence
● SYSTEM READYSECURE BY DESIGN

The best technology disappears into the work—clear, useful, and built to last.

01

We take products from requirements through deployment with clean architecture, security by design, and interfaces people can use without a manual.

From first sketch
to reliable launch.

Platforms built for
real-world care.

Our software work spans institutional portals, SaaS platforms, patient-facing systems, service discovery, and intelligent back-office workflows.

Pelangi Indonesia psychology platform home page
01 / DIGITAL PLATFORM

Pelangi Indonesia Group

A comprehensive platform for a licensed psychology practice—bringing consultation discovery, specialist profiles, education, and institutional services into one accessible digital presence.

Visit platform ↗
Turangga Eye Center telemedicine platform home page
02 / HEALTH-TECH

Turangga Eye Center

A telemedicine and patient-management experience connecting consultation scheduling, patient education, and clinical communication.

Visit demo ↗

One delivery system.
Four essential layers.

01

Product clarity

Requirements, user journeys, and priorities translated into a plan everyone can act on.

02

Thoughtful experience

Interfaces designed for trust, accessibility, and the context in which they are used.

03

Solid engineering

Scalable application architecture, APIs, integrations, and maintainable delivery practices.

04

Security throughout

Risk, privacy, controls, and validation considered from design through deployment.

From healthcare platforms to national-bank security.

Healthcare & wellnessBanking & financeEducationNGO & civil societyTelecommunicationsCreative industries

Our security and AI work is grounded in recognised standards and practices.

ISO 27001NISTOWASPINDEKS KAMI

What should we
build together?

Share what you know today—whether that is a precise brief, a broken workflow, or just the beginning of an idea. We will reply within two business days.

Handled with care
Your information is used only to understand and respond to your request.

Step 1 of 3

Where would you like our help?

Choose every area that feels relevant.