Your ideas, engineered into reliable digital products.
Li-Yeon is an IT company that designs, builds, and supports websites, software, and apps — with a decade of experience turning ambitious ideas into products people love to use.
- Websites
- Software
- Mobile apps
- Years of experience
- 10+Years of experience
- Projects delivered
- 200+Projects delivered
- Happy clients
- 120+Happy clients
- Industries served
- 15+Industries served
What we do
One partner for your whole product
From the first line of code to long-term support, Li-Yeon covers the full lifecycle of websites, software, and apps.
Web Development
Fast, accessible, SEO-ready websites and web apps — from marketing sites to complex platforms.
- Next.js & React
- Headless CMS
- Core Web Vitals
Software Development
Custom software and internal tools tailored to how your business actually works.
- APIs & backends
- Automation
- System integration
Mobile Apps
Native-quality iOS and Android apps built from a single, maintainable codebase.
- iOS & Android
- Offline-first
- App Store launch
Cloud & DevOps
Scalable cloud infrastructure with CI/CD pipelines that ship changes safely and often.
- AWS · GCP · Azure
- CI/CD
- Observability
UI/UX Design
Research-led product design and design systems that turn ideas into intuitive interfaces.
- Product design
- Design systems
- Prototyping
Maintenance & Support
Ongoing monitoring, updates, and improvements to keep your products secure and reliable.
- SLAs & uptime
- Security patches
- Continuous improvement
How we work
A clear path from idea to launch
A proven, transparent process refined over ten years and hundreds of projects — so you always know what's next.
- 01
Discover
We dig into your goals, users, and constraints to define what success looks like.
- 02
Design
We shape the experience and architecture, validating direction with prototypes.
- 03
Build
We develop in short, transparent iterations with quality checks at every step.
- 04
Launch & Support
We ship to production and stay on to monitor, maintain, and keep improving.
Why Li-Yeon
Experience you can build on
Ten years in, we've learned what makes software projects succeed — and what to avoid. Here's what working with us feels like.
A decade of shipping
Ten years of delivering production software across web, desktop, and mobile.
Senior, in-house team
Experienced engineers and designers — no hand-offs to junior subcontractors.
Transparent communication
Clear timelines, regular demos, and a direct line to the people building your product.
Security-first engineering
Best-practice security and testing baked in from the first commit, not bolted on later.
On-time, on-budget
Predictable delivery with scope you control and no surprise invoices.
Long-term partnership
Most of our clients stay with us for years — we build for what comes next.
Client stories
Teams that trust us keep coming back
We measure our success by our clients' results — and by how many stay with us for the long run.
“Li-Yeon rebuilt our platform end to end. It's faster, easier to maintain, and our conversion rate is up 40%. They felt like part of our team.”
Sarah MitchellCTO, Northwind Retail“They shipped our mobile app on time and on budget, then stuck around to support it. Rare to find a partner this dependable.”
David ChenFounder, Kaya Health“Ten years of experience really shows. The architecture they set up has scaled with us without a single rewrite.”
Amara OkaforVP Engineering, Ledgerline
Questions
Frequently asked questions
Everything you need to know before getting in touch. Still curious? Just ask.
What kind of IT services does Li-Yeon provide?
How experienced is your team?
How do we get started on a project?
Do you offer ongoing support after launch?
Let's talk
Ready to build something great?
Whether you have a detailed brief or just an idea, we'd love to hear about it. Start the conversation — it's free.
- Free, no-obligation project scoping
- A reply within one business day
- A senior engineer on every call