Ratree Onchana ( Tree)

Open to work

Thailand

Frontend developer | Full Stack Developer

About

Versatile Software Engineer with 7 years of experience at Rainforest Connection (RFCx), a conservation-tech
non-profit. Proven ability to adapt across multiple platforms — Alexa Voice Skills, Android (Kotlin), iOS (Swift), and
modern Frontend development. Passionate about building meaningful, user-focused products and thriving in
remote, cross-functional team environments.

Experience

Ra
Frontend developerRainforest Connection · Full-timeFeb 2023 - May 2026 (3 years 4 months)• Built and maintained web platforms for biodiversity data visualization using Vue 3, TypeScript, Vite, and
Tailwind CSS.
• Developed interactive dashboards and data exploration tools for ecoacoustic analysis (Arbimon platform).
• Integrated REST APIs using Postman and collaborated with backend engineers on PostgreSQL data pipelines.
• Managed workflow with Jira and GitHub Project Board within a fully remote international team.
Ra
iOS DeveloperRainforest Connection · Full-timeMay 2021 - May 2022 (1 year 1 month)• Developed iOS application features in Swift for the RFCx rainforest live-stream and real-time alert system.
• Coordinated with cross-platform mobile team to ensure feature parity across devices.
Ra
Android DeveloperRainforest Connection · Full-timeJun 2019 - Jun 2023 (4 years 1 month)• Developed and maintained Android mobile applications for conservation field rangers.
• Implemented audio streaming and real-time notification features using Kotlin.
• Rebuilt and maintained the Guardian ranger mobile app in Kotlin for real-time threat detection alerts.
• Improved app architecture and code quality, transitioning from legacy codebase to modern Kotlin patterns.
Ra
Alexa Skill DeveloperRainforest Connection · Part-timeApr 2019 - Oct 2019 (7 months)• Built an Amazon Alexa voice skill enabling users to access live rainforest audio streams (bird calls, rain)
sourced from RFCx Guardian devices.

Education

Na
Naresuan UniversityBachelor of Science, Computer Science2016 - 2019

Tools

GitHub

Languages

EnglishConversational