Web applications
Customer portals, booking systems, dashboards, and internal tools, from the interface to the API, database, and deployment.
Software studio · Seattle, WA
Ideas in. Software out.
From first sketch to launch, Makayo Tech designs, builds, and supports software that works: web applications, AI features, and data systems.
Build with us
Software built around your business
Tell us what you need. We design, build, launch, and support it, with the same care we put into our own products.
AI integration
Assistants, document search, translation, and automated review, added to new or existing software, with human checks where they matter.
Data and databases
Reliable PostgreSQL and Supabase systems: clean schemas, access rules, migrations, and data you can trust.
Technical consulting
Plain-language guidance on what to build, what to buy, and how to modernize the tools you already use.
01
Understand
Your goals, your customers, your constraints, and what success looks like.
02
Build in steps
Working software early and often, so your feedback shapes it as it grows.
03
Launch and support
Deployed, documented, and supported, never handed over and forgotten.
Our products
Systems we build and run
Products we design, own, and operate, each one available to use, license, or acquire.
Early access
Jobline
AI booking for service businesses. Every new lead from your ads gets a call within a minute, answers to their questions, and a real appointment on your calendar.
- Calls new leads in under a minute, day or night
- Books straight into Google Calendar
- Texts the customer and the owner
- Dashboard for leads, bookings, and speed to lead
Example leadJobline
- 0:00New lead from Facebook ad"Roof leak over the garage."
- 0:48AI assistant calls the leadAsks about the job and the address area
- 2:10Offers real open timesThursday 9:00 or Friday 1:30
- 2:35Appointment bookedAdded to the owner's Google Calendar
- 2:36Customer and owner notifiedConfirmation texts sent
Illustrative example
Tulaika
BetaA community marketplace for Guam, built on the spirit of chenchule'. Neighbors post what they need and what they can offer, for sale or trade.
BlueCollar Depot
In developmentA Seattle service marketplace: customers describe a job, verified local providers quote, and everything stays private and accountable.
HIVE
In developmentA map-first social app for electric vehicle riders, with live rider maps, meetups, group chat, and ride history.
Makayo Route Logic
LicensingA routing engine that suggests context-aware stops along a journey, available for licensing and pilot programs.
Makayo Gateway
LicensingA framework for secure identity management and data exchange between organizations, available for licensing.
Interested in licensing or acquiring one of our products? We're open to partnerships, licensing, and acquisition conversations.
Product inquiryResponsible AI
AI that earns its place
We use AI where it genuinely helps, and we design every system so people stay in control.
People decide
AI never approves payments or makes irreversible decisions on its own. A person reviews what matters.
Privacy by design
We collect only what's needed, keep personal details hidden by default, and can run AI on your own infrastructure.
Honest about limits
We test AI against real data, document where it falls short, and never oversell what it can do.
About
Founded by Mark Yosinao.
Island born, rooted across the ocean, now building in the Emerald City.
Connect on LinkedIn →- Based inSeattle, Washington
- Founded2025
- What we doOur own products, and custom software for clients
Håfa adaiAliiMabuhay
Let's build something
Tell us what you're trying to build, or which product you're interested in. We'll reply with questions and next steps.