Full-spectrum IT engineering

We build software across every IT domain

From mobile apps and web platforms to backend systems, automation pipelines and Web3 — Oumjai Technologies is the engineering partner that ships, end to end.

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Full-stackIT coverage
End to enddelivery
Web2 + Web3capable
24/7support
Web DevelopmentMobile AppsSystem Architecture Workflow AutomationWeb3 & Smart ContractsCloud & DevOps UI / UX DesignAI IntegrationAPI Engineering
What we do

One team for the entire stack.

Whatever the domain, we have engineers who live in it. Pick a single service or hand us the whole roadmap.

01

Web Development

High-performance sites, dashboards and web apps built on modern frameworks and obsessed over for speed.

Next.jsReactNode
02

Mobile Apps

Native-feel iOS & Android apps with offline-first data, push and store deployment handled for you.

FlutterReact NativeSwift
03

Systems & Backend

Scalable architectures, databases and APIs engineered for reliability under real-world load.

MicroservicesPostgreSQLgRPC
04

Automation

We wire your tools together and remove the manual busywork — pipelines, bots and integrations that just run.

WorkflowsCI/CDBots
05

Web3 & Blockchain

Smart contracts, dApps, wallets and token systems — audited, gas-aware and built to last on-chain.

SolidityEVMSmart Contracts
06

AI & Cloud

LLM integrations, intelligent features and cloud infrastructure that scales without surprises.

LLMsAWSDevOps
How we work

A process built for momentum.

No black boxes. You see progress every week and own everything we build.

01

Discover

We dig into your goals, constraints and users — then scope the smallest thing that delivers real value.

02

Design & architect

Interfaces and system design mapped out before a line of production code is written.

03

Build in sprints

Shippable increments every cycle, with demos so you steer the direction continuously.

04

Ship & scale

Launch, monitor and iterate — we stay on for the support and growth that comes after day one.

Why Oumjai

A partner, not just a vendor.

  • Full-domain expertise. One contract covers web, mobile, systems, automation and Web3 — no juggling agencies.
  • Senior engineers only. The people who scope your project are the ones who build it.
  • Transparent & fixed-scope. Clear milestones, clear pricing, code you fully own.
  • Built to last. Tested, documented and handed over so it keeps working long after launch.
Let's build

Have an idea worth engineering?

Tell us what you're trying to ship. We'll come back with a clear plan, timeline and a team ready to start.

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◆ Based in Saphan Sung, Bangkok — Thailand