Senior Android Engineer — Kotlin & Jetpack Compose (Remote)

Colossus Technologies Group; United States; Remote; USD 200,000 - 250,000; Full time

Job summary

Colossus Technologies Group is seeking a Senior Android Engineer to join a lean mobile team and take ownership of a flagship native Android application. This full-time, remote role within the United States offers meaningful influence over product direction, architecture, and customer experience during a critical growth phase.

You will collaborate with product, design, backend, hardware, data, and AI teams to deliver high-quality features, define architecture, and drive performance improvements

Qualifications

• Significant professional experience building and shipping native Android applications for consumer-facing products.
• Strong hands-on proficiency with Kotlin.
• Experience developing modern Android interfaces using Jetpack Compose.
• Strong understanding of mobile application architecture, including MVVM and/or MVI patterns.
• Experience delivering production-quality features with attention to performance, reliability, testing, and maintainability.
• Ability to work independently, make sound engineering decisions, and operate effectively in a high-ownership environment.
• Strong communication skills and comfort collaborating across product, design, engineering, and business stakeholders.

Responsibilities

• Build, ship, and maintain polished, high-quality consumer-facing features for a native Android application.
• Collaborate closely with product, design, backend, hardware, data, and AI teams to deliver integrated user experiences.
• Help define and evolve the Android application architecture, engineering standards, testing strategy, and development processes.
• Develop performant, scalable, reliable, and maintainable mobile experiences used by a growing global customer base.
• Drive technical decisions around application structure, state management, UI development, and feature delivery.
• Identify opportunities to improve app performance, stability, usability, and overall customer experience.
• Participate in code reviews, technical discussions, planning, and rapid iteration within a fast-moving product organization.
• Take end-to-end ownership of features, from technical design through production release and ongoing improvement.

Skills

Kotlin

Jetpack Compose

MVVM

MVI

Android development

Performance optimization

Code reviews

Cross-functional collaboration

Job description

Colossus Technologies Group is seeking a Senior Android Engineer to join a lean mobile team and take ownership of a flagship native Android application. This full-time, remote role within the United States offers meaningful influence over product direction, architecture, and customer experience during a critical growth phase.

You will collaborate with product, design, backend, hardware, data, and AI teams to deliver high-quality features, define architecture, and drive performance improvements