Android Engineer (Kotlin and Java)
- Pay: $35 to $110 / hour
- Contract: Contract
- Who can apply: Vietnam, Timor-Leste, Thailand +13
- Posted Jun 5, 2026
In short
You can work as an Android Engineer (Kotlin and Java) on a freelance basis. You will review AI-generated mobile code and create reference solutions while earning 35 to 110 USD per hour. This fully remote role is great if you want flexible hours and have strong mobile development skills.
What you will do
- Review AI-generated Android code and technical explanations
- Develop detailed prompts and write high-quality reference answers
- Evaluate and rank AI responses for correctness, security, and performance
- Test AI outputs to validate reliability across real-world use cases
What you need to apply
- Bachelor degree in Computer Science, Software Engineering, or equivalent practical experience
- 4+ years of professional experience building production Android apps with Kotlin and Java
- Expert-level proficiency in Kotlin and strong Android fundamentals
- Minimum C1 English proficiency in written and spoken communication
Who can apply
Residents of VN, TL, TH, SG, PK, PH, NP, MY, LK, KH, ID, BT, BD, IN, DE, US may apply.
My tip
We advise you to highlight your hands-on experience with Kotlin, Jetpack Compose, and architecture patterns clearly in your application.