SC

Kotlin Engineer

SME Careerslinkedin.com
Sep 19, 2026, 8:21 AM5w ago
ContractRemoteSoftware engineeringMid level (2+ yrs)

About the role

As a remote, hourly paid Kotlin Engineer at SME Careers, you will review AI-generated responses and create high-quality Kotlin-focused content. The role involves evaluating the reasoning and problem-solving quality of AI solutions, fact-checking technical information, identifying errors, and crafting expert-level explanations and model solutions. You will also rate and compare multiple AI responses to improve the accuracy and reasoning quality of AI models. SME Careers is a subsidiary of SuperAnnotate, specializing in AI training data for leading AI companies and labs.

Must have

  • 2+ years of hands-on Kotlin development experience.
  • Strong understanding of Kotlin null safety, coroutines, and functional idioms.
  • Professional software engineering experience using Kotlin for Android or backend services.
  • Minimum Bachelor’s degree in Computer Science or a closely related field.
  • Ability to critically evaluate idiomatic Kotlin style, design decisions, and architecture trade-offs.
  • Significant experience using large language models (LLMs) to assist with coding, debugging, and code review.
  • Excellent English writing skills with the ability to articulate complex technical concepts clearly.

Nice to have

  • Highly preferred: Experience with Ktor, Android Jetpack, and advanced coroutine usage in production systems.
  • Preferred: Merged pull requests in Kotlin open-source projects, competitive programming experience, or similar demonstration of strong problem-solving skills.
  • Experience reviewing app logic or mobile/backend architecture, with previous AI data training or model evaluation work strongly preferred and Minimum C1 English proficiency.

Technologies

  • Android
  • Jetpack
  • Kotlin
  • Ktor
  • LLM
  • Model Evaluation

Highlights

There is currently no immediate project for this role; qualified candidates will be contacted first when relevant opportunities arise and will gain access to future projects through the expert network. The position is remote and paid hourly.