Mobile App Developer

TheCodingShef; Gurugram District; On-site; INR 600,000 - 1,200,000; Full time

Job summary

SalaryBox in Gurugram is seeking a Mobile App Developer to join our team. You will design, build, and ship features end to end for our Android/iOS apps, integrating APIs and managing local persistence.

You will work with Kotlin and Swift, Jetpack Compose, and modern UI frameworks, focusing on reliability, performance, and quality. You will participate in testing, code reviews, and collaborative problem solving in an agile setup.

Qualifications

• 1–3 years of experience building and shipping production mobile apps.
• Strong Kotlin experience with Jetpack Compose or Swift with SwiftUI.
• Hands-on API integration using REST/GraphQL and Retrofit/Ktor/URLSession.

Responsibilities

• Ship features end to end, covering API integration, local persistence, offline behaviour, and state management.
• Own releases through Play Console and App Store Connect, including staged rollouts and post-release monitoring.
• Build and maintain the app architecture.
• Handle platform-specific work such as permissions, background execution, push notifications, and deep links.
• Investigate crashes, ANRs, and performance regressions on real devices.

Skills

Kotlin

Swift

Jetpack Compose

Coroutines & Flow

REST/GraphQL

Retrofit

Ktor

URLSession

Testing

Tools

Retrofit

Ktor

URLSession

Job description

# Mobile App DeveloperSalaryBoxGurugramJuniorPosted 3w agoApply on employer siteYou apply on the employer's own page. Never pay to apply for a job.## About the roleKotlinJetpack ComposeCoroutines & FlowRetrofit / OkHttpTestingREST / GraphQLPerformance\\*About SalaryBox\\*It’s an amazing time to be joining SalaryBox as we continue to transform attendance and payroll for over 60 million MSME’s in India. We launched the app in Jan 2021, and now have more than 4 million downloads of the app. \\*\\* Backed by Y-Combinator, SalaryBox is India’s leading attendance and payroll app. Considered to be the engine of economies around the world, the MSME segment in India alone has ~63 million units, and employs ~100 million people. The sector accounts for 27% of GDP and is crucial to the functioning of the economy. We are on a mission to make work easier for these business owners, managers, and employees so that they can focus on the things they do best. Today, SalaryBox is a fun bunch of analytical and ambitious folks building the first-of-its-kind technologies for the MSME ecosystem. Our mission is big, so we act with urgency in everything we do. We find creative ways to test ideas and learn today so that we focus on the right things tomorrow.We are looking for a candidate who is willing to work with an early-age startup and help us grow. You will be working with an agile team where your ideas have the potential to reach millions. You will be an integral part of the organization where you will be a critical voice in the decision-making process.\\*Website :\\*\\*LinkedIn :\\*Requirements\\*What you will do:\\*\\*Ship features end to end, covering API integration, local persistence, offline behaviour, and state management.\\*Own releases through Play Console and App Store Connect, including staged rollouts and post-release monitoring.\\*Build and maintain the app architecture.\\*Handle platform-specific work such as permissions, background execution, push notifications, and deep links.\\*Investigate crashes, ANRs, and performance regressions on real devices.\\*Write unit and UI tests, and review code, including code generated with AI.\\*What we’re looking for:\\*\\*\\*1–3 years of experience building and shipping production mobile apps\\* , with releases you owned end to end, including signing, Play Console / App Store Connect submission, and staged rollout.\\*\\*Strong Kotlin (and/or Swift) experience\\* with coroutines and Flow (or async/await), plus a modern UI toolkit such as Jetpack Compose and/or SwiftUI.\\*\\*Hands-on experience with the data layer\\* , including REST/GraphQL via Retrofit/Ktor/URLSession, caching, and offline behaviour.\\*\\*Experience with Profiler/Instruments and Crashlytics\\* to detect crashes, ANRs, memory, and startup performance issues.\\*\\*Working fluency with AI coding agents\\* (Claude Code, Cursor, Copilot), with the judgment to review, test, and correct generated code before it ships.