Android Engineer - Fully Remote in Europe

Stack

Responsibilities

• ▹Build and maintain high-performance native Android applications using Kotlin
• ▹Integrate intelligent product features (chat, vision, voice, recommendations) via backend APIs
• ▹Architect UX patterns for real-time interactions, including streaming responses, progress indicators, retries and partial failure states
• ▹Profile and optimize app performance, memory consumption and battery efficiency for resource-intensive features
• ▹Implement telemetry, logging and feedback loops to support continuous model evaluation and product iteration
• ▹Partner with ML and backend engineering teams to define API contracts, protocols and system behaviors
• ▹Uphold production quality, app security and Play Store release standards

Requirements

• ▹3+ years of professional Android development experience using Kotlin
• ▹Practical experience integrating AI-driven capabilities (such as LLMs, vision or speech APIs) into production apps
• ▹Strong mastery of asynchronous programming using Kotlin Coroutines and Flow
• ▹Solid experience working with REST or gRPC APIs and structured data formats
• ▹Demonstrated capability to build resilient mobile interfaces around latency, network instability and dynamic model responses
• ▹Strong debugging, memory management and performance profiling skills
• ▹Exposure to on-device ML frameworks (e.g. MLKit, TensorFlow Lite)
• ▹Track record of publishing and supporting production applications on the Google Play Store

Soft skills

What we offer

• ▹Small founding team, building a greenfield AI email product from scratch
• ▹High-caliber engineers from top tech companies, very high technical bar
• ▹Fully remote, global team, strong ownership and visible impact
• ▹Strong reward culture, including significant equity and high comp flexibility

About the company

The client company (recruited via Sowelo Consulting) aims to fundamentally change productivity around email, calendars and note-taking, building proactive, AI-native applications for the general public without requiring complex prompting.