Sr. Android HMI Developer (R&D Team)

Innominds Software; Chennai District, Coimbatore District; On-site; INR 2,400,000 - 4,200,000; Full time

Job summary

Innominds Software in Chennai is seeking a Sr. Android HMI Developer for its R&D team. You will work on Automotive OS/AAOS apps, integrating vehicle signals and connectivity using Kotlin and Java, with native C/C++ and JNI support. Expect hands-on development in Android Studio, IPC, and profiling tools.

The role requires 4–7 years of experience, expertise in Android tools, and strong knowledge of Bluetooth, Wi‑Fi, CAN, and Android Automotive concepts for robust HMI solutions.

Qualifications

• Strong proficiency in Kotlin and Java.
• Working knowledge of C/C++ and JNI is a plus.
• Experience in Android Automotive OS (AAOS) app development is desirable.
• Hands-on with Jetpack Compose, Hilt/Dagger, and navigation.
• Proficiency with Android Studio, Git/Gerrit, Gradle, debugging and profiling tools.
• Experience with IPC mechanisms like AIDL and Binder IPC.
• Familiar with CAN/CAN FD, Bluetooth (Classic & BLE), and Wi-Fi APIs.
• Awareness of CI/CD practices for Android is beneficial.

Skills

Kotlin

Java

C/C++

JNI

Jetpack Compose

Hilt/Dagger

AAOS

Bluetooth BLE

Wi-Fi APIs

AIDL

Binder IPC

Coroutines

Flow/StateFlow

CAN/CAN FD

Android Studio

Git/Gerrit

Gradle

ADB

Perfetto

Tools

Android Studio

Git/Gerrit

Gradle

AOSP

ADB

systrace/Perfetto

Job description

Role - Sr. Android HMI Developer (R&D Team)

Experience - 4 to 7 years

Location - Chennai

Required Technical Skills:

• Languages: Strong proficiency in Kotlin and Java, working knowledge of C/C++ and JNI is a plus.
• Android/AAOS: Jetpack Compose, Hilt / Dagger dependency injection, Navigation, Android Automotive OS (AAOS) app development, system/privileged app permissions.
• Connectivity: Bluetooth Classic & BLE (GATT, profiles), Wi-Fi APIs (WifiManager, WifiConfiguration/network suggestion APIs), TetheringManager/hotspot.
• IPC: AIDL, Binder IPC, bound services, cross-process ViewModel/EntryPoint access patterns.
• Concurrency: Kotlin Coroutines, Flow/StateFlow/SharedFlow, structured concurrency, multi-threading, and real-time/embedded systems concepts (mutex, semaphores, synchronization).
• Vehicle Networking: Good working knowledge of CAN / CAN FD protocols and reading vehicle bus signals into an application layer.
• Tools: Android Studio, Git/Gerrit, Gradle, AOSP build basics; familiarity with adb, systrace/Perfetto for profiling.
• Good to Have: Exposure to Android Automotive VHAL/Car API, EV domain knowledge (BMS, telemetry, range estimation), unit/UI testing (JUnit, Espresso, Compose testing), CI/CD for Android.