Job Title: Full Stack Kotlin Engineer (Compose Multiplatform & Ktor)

The Role

As a Full Stack Kotlin Engineer, you will own features end-to-end. You will design the database schema, write the Ktor API endpoints, and implement the UI using Compose Multiplatform for both Android and iOS. You will be instrumental in maintaining a "Shared Business Logic" architecture.

Key Responsibilities

Mobile Development:
Build beautiful, responsive UIs for iOS and Android using

Compose Multiplatform

.

Backend Development:
Develop and maintain scalable REST/GraphQL APIs using

Ktor

and Kotlin.

Hardware Integration:
Work with platform-specific APIs (Android SensorManager, iOS CoreMotion/HealthKit) using Kotlin Multiplatform’s

expect/actual

mechanism to track steps accurately.

Code Sharing:
Maximize code reuse (networking, domain models, validation) between the backend and mobile clients.

Database:
Manage database interactions using

Exposed

(Backend) or

SQLDelight/Room

(Mobile).

Architecture:
Implement clean architecture patterns (MVVM/MVI) and Dependency Injection (Koin).

Technical Requirements

Kotlin Mastery:




2+ years of experience with Kotlin. Deep understanding of Coroutines and Flows.

Compose Multiplatform:
Experience building UIs with Jetpack Compose and configuring it for Multiplatform (iOS & Android).

Ktor (Server):
Experience building backend services with Ktor, including authentication (JWT), routing, and serialization.

KMP Ecosystem:
Familiarity with the KMP ecosystem (Ktor Client, kotlinx.serialization, kotlinx.datetime).

Mobile Native Knowledge:
Basic understanding of the native Android and iOS build systems (Gradle, Xcode, CocoaPods/Swift Package Manager).

SQL:
Experience with PostgreSQL or similar relational databases.

Nice-to-Have (Bonus Points)

Experience with

HealthKit

(iOS) and

Health Connect

(Android).

Experience creating widgets or WearOS / WatchOS companion apps.

Knowledge of Docker and deployment on cloud providers (AWS/GCP/Heroku).

Experience with

SQLDelight

for shared database logic.

Open-source contributions to the Kotlin community.

📌 Cloud Engineer - Kotlin (India)
🏢 NTT
📍 India