KZKyaw Zaww Linnbackend / product systems
AboutExperienceProjectsBlogServicesContact
Available

I build production-grade web, mobile, and backend systems for real product teams.

View ProjectsContact meDownload resume

system.profile

online
role........Senior Full-Stack Developer
availabilityOpen to senior full-stack, backend, product engineering roles, and selective freelance/startup projects.
location....Yangon, Myanmar

system.profile

online
role........Senior Full-Stack Developer
availabilityOpen to senior full-stack, backend, product engineering roles, and selective freelance/startup projects.
location....Yangon, Myanmar
/selected-work

Selected product systems and case studies.

Selected travel tech, creator platform, fintech, and client work with concrete ownership and delivery context.

View all projects
case_study_01 / creator_platforms
Production

case_study_01

Creator Portal

A production affiliate creator platform for onboarding creators, approving applications, assigning coupons, tracking UTM attribution, reporting bookings and GMV, and managing payout status.

role:Senior Full-Stack Developer / Feature Owner
domain:Creator Platforms / Travel Technology / Backend Systems
stack:Next.js / React / TypeScript / Node.js
year:2024 - Present

Impact: Enabled Fly Fairly to operate creator affiliate workflows more systematically

Next.js
React
TypeScript
Node.js
Sanity CMS
Read case study
case_study_02 / travel_technology
Production

case_study_02

Search V2 and Airport Data Improvements

Travel search improvements focused on search relevance, multilingual region data, geolocation-based popular destinations, airport database quality, and consistent search state.

role:Senior Full-Stack Developer
domain:Travel Technology / Backend Systems
stack:Next.js / React / TypeScript / Node.js
year:2024 - Present

Impact: Improved search usability and data quality

Next.js
React
TypeScript
Node.js
Search
Read case study
case_study_03 / startup_delivery
Active

case_study_03

Xenolink Client Delivery Platform

A startup engineering track where I led architecture, planning, implementation, client communication, and delivery across 7+ web, mobile, automation, e-commerce, and admin portal projects.

role:Co-Founder & Tech Lead
domain:Startup Delivery / Backend Systems / Mobile Apps
stack:React / Angular / React Native / Kotlin
year:2025 - Present

Impact: Delivered 7+ projects in the first six months

React
Angular
React Native
Kotlin
Swift
Read case study
/working-style

Calm ownership from idea to launch.

Full-stack developer with production experience across Next.js, React, React Native, Node.js, NestJS, Express.js, Sanity CMS, mobile banking, travel search, creator workflows, payments, analytics, SEO, and production support.

I work across the full product lifecycle: planning features, designing technical approaches, building frontend and backend systems, integrating CMS and analytics, testing, reviewing code, supporting releases, and resolving production issues. My strongest experience comes from travel technology, creator workflows, mobile banking, and startup/client delivery. I care about reliable systems, practical architecture, clear communication, and building products that teams can maintain after launch.

/experience

Production experience across product systems.

A recruiter-friendly timeline of roles, ownership, stack, and product domains.

role_period: Oct 2024 - Present

Senior Full-Stack Developer

Fly Fairly PTE. LTD. / Full-time / Remote / Singapore

Featured role

Building production features across travel search, booking, user accounts, creator workflows, CMS content, analytics, SEO, backend APIs, cron jobs, and production support.

  • Built production features across flight search, booking, user accounts, and creator workflows.
  • Led Creator Portal development for onboarding, approvals, coupons, UTM tracking, GMV reporting, and payout status.
  • Implemented Wise payment integration for creator payout workflows.
  • Contributed to Search V2 and airport database improvements.
Next.js
React
TypeScript
Node.js
Sanity CMS
Express.js
PostgreSQL
Analytics

role_period: Jun 2025 - Present

Co-Founder & Tech Lead

Xenolink Technology / Part-time / Yangon, Myanmar

Featured role

Co-founded and technically led a client-facing software business delivering web, mobile, automation, e-commerce, admin portal, and backend projects.

  • Grew Xenolink from internal proof-of-concept into a client-facing software business within six months.
  • Delivered 7+ projects including Telegram bots, e-commerce systems, admin portals, landing sites, and native mobile applications.
  • Led technical direction, stack decisions, architecture, and delivery approach.
  • Built features hands-on across frontend, backend, and mobile.
React
Angular
React Native
Kotlin
Swift
Spring Boot
Node.js
Go

role_period: Jul 2023 - Oct 2024

React Native Mobile Developer

uab bank / Full-time / Fintech Department

Featured role

Developed and maintained React Native mobile applications for financial services across Android and iOS.

  • Built and improved production mobile features across Android and iOS.
  • Created mobile web-view features using Express.js and React.js.
  • Mentored junior developers and interns.
  • Supported task planning and delivery continuity during a mobile team leadership transition.
React Native
React.js
Express.js
Android
iOS
Google Play Store
Apple App Store

role_period: Jan 2022 - Jan 2024

Mobile and Full-Stack Developer

Freelance Projects / Freelance / Yangon, Myanmar

Delivered mobile and web projects across different domains using React Native, React, Node.js, Express.js, REST APIs, authentication, and database integrations.

  • Led mobile development for a freelance project across architecture, feature builds, and release management.
  • Worked on multiple mobile and web projects with designers and senior developers.
  • Built RESTful APIs, authentication flows, and database integrations.
  • Fixed urgent production issues to improve stability and reduce downtime.
React Native
React
Node.js
Express.js
REST APIs
Authentication
/stack

Core stack first, extended tools when the product needs them.

A prioritized view of the stack I reach for most often, followed by supporting tools grouped for scanning.

core_stack

React
Next.js
TypeScript
Node.js
React Native
PostgreSQL
Sanity CMS
Production Support

/frontend

Angular
JavaScript
HTML
CSS
SCSS

/backend

NestJS
Express.js
Spring Boot
Go
RESTful APIs
gRPC
JWT Authentication

/mobile

Kotlin
Swift
Android
iOS
Google Play Store
Apple App Store

/databases_&_orm

MongoDB
MySQL
SQLite
Prisma
JPA/Hibernate
GORM

/cloud_&_devops

AWS
Docker
Vercel
CI/CD
GitHub Actions

/cms,_analytics_&_tools

Git
GitHub
Google Analytics
Google Tag Manager

/engineering_practices

Testing
Code Review
SEO
Performance Optimization
Technical Leadership
/writing

Notes from product engineering work.

Technical lessons, architecture notes, and product decisions written for people who build and hire builders.

Read writing

devlog_001

5 min read

What I Learned Building a Creator Portal for Travel Tech

Practical lessons from building creator onboarding, coupon attribution, GMV reporting, and payout visibility inside a production travel platform.

category: Product Engineering, Travel Technologypublished: Jun 2026
Product Engineering
Travel Technology
Read article

devlog_002

4 min read

Search State Matters More Than It Looks

Notes on travel search UX, airport data, geolocation, multilingual regions, and keeping search flows consistent.

category: Full-Stack Engineering, Travel Technologypublished: Jun 2026
Full-Stack Engineering
Travel Technology
Read article

devlog_003

5 min read

From Developer to Startup Tech Lead

Lessons from co-founding Xenolink and growing it from an internal proof-of-concept into a client-facing software business.

category: Startup Building, Career Notespublished: Jun 2026
Startup Building
Career Notes
Read article
/contact

Let’s talk about the role, product, or system you want to build.

Send the role, product idea, or system you’re working on. I’ll reply with context on fit, availability, and next steps.

KZ

Kyaw Zaww Linn

Senior full-stack developer

I build web, mobile, backend, and CMS-powered systems for teams that need reliable product delivery.

Based in Yangon, Myanmar. Available for selected senior roles, backend/product engineering work, and focused product builds.

Navigation

ResumeProjectsBlogContact

Connect

EmailLinkedInGitHub