s19i (PT. San Ventura Teknologi) is a digital-native Venture Studio and Startup Factory building and scaling a proprietary ecosystem of AI-powered SaaS solutions.

Is s19i a software agency or consulting firm?

No. s19i operates strictly as a product-focused Venture Studio. We conceptualize, build, own, and scale our own proprietary software systems. We do not provide external software development services, agency consulting, or outsourcing.

What platforms are in the s19i portfolio?

We currently build and scale two core SaaS platforms: StroomChat (an AI-powered messaging automation system and official Meta Tech Provider) and Stafsus (an AI-powered employee training and digital onboarding system).

How does s19i scale its infrastructure?

We build on a centralized, highly scalable cloud infrastructure that handles real-time messaging webhook routing, semantic vector search, and distributed multi-tenant AI model queries.

How can I contact s19i?

You can reach our core leadership team directly at founder@s19i.com

San Engineer | AI-Powered Venture Studio & Startup Factory

Products

Proprietary Digital Products Built & Scaled In-House

StroomChat

AI Chatbot & Messaging Automation SaaS — Meta Tech Provider

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Stafsus

AI-Powered Digital Assistant & Onboarding SaaS

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Core Values

The Principles Behind Every Product Decision


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Absolute Product Ownership

We operate strictly as a product builder. We do not work for external clients. We devote 100% of our code, resources, and vision to scaling our own digital ecosystem.


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AI-First System Design

We build microservices architected from the ground up to integrate generative AI and vector search technologies natively into daily operational workflows.


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High-Availability Infrastructure

We design low-latency webhook routing pipelines, multi-tenant databases, and shared container platforms that scale easily to millions of user events.

Our Manifesto

"We believe that the best software is built when design meets absolute system ownership. Unlike traditional agencies, dev shops, or software consultancies, we do not build software for clients. We direct 100% of our code, engineering talent, and centralized cloud architecture toward building and growing our own proprietary platforms. By holding ourselves accountable to our own products, we build software engineered for extreme reliability, exceptional design, and long-term global scalability"

The Team

There is no team. Just a solo founder.

Ikhsan Sugiarto

Founder & Lead Architect

A tech builder, full-stack engineer, and the solo founder behind s19i. With extensive experience in architecting real-time messaging services, AI workflows, and multi-tenant database clusters, Ikhsan builds and scales s19i's proprietary products. He leads all cloud system deployments, ensuring high accessibility, low latencies, and modern engineering standards across StroomChat and Stafsus.

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Get In Touch

Whether you are looking for investment opportunities, we would love to connect with you. Reach out to our founder directly.

founder@s19i.com