Android Developer (Ecommerce)

TL;DR

Android Developer (Ecommerce): Supporting the advertising domain for a major Polish e-commerce platform, building and optimizing advertising components in a performance-critical environment. Focus on balancing monetization goals with excellent user experience, ensuring advertising integrations do not negatively impact application performance.

Location: Remote (Poland)

Salary: 960 - 1200 PLN/MD + VAT (B2B)

Company

hirify.global is a Polish company employing over 700 experienced IT experts, creating specialized teams for clients worldwide.

What you will do

• Work within a team responsible for the technological layer of ad delivery in a large-scale mobile application.
• Contribute to building and optimizing advertising components in a performance-critical environment.
• Balance monetization goals with excellent user experience.
• Ensure that advertising scripts and integrations do not negatively impact application performance.

Requirements

• 3+ years of commercial experience in native Android development (Kotlin).
• Strong understanding of mobile application architecture patterns.
• Hands-on experience with Android WebView, including native-to-web communication.
• Solid understanding of JavaScript, HTML, and CSS.
• Experience with REST APIs and asynchronous programming.
• Ability to write unit and integration tests.

Nice to have

• Experience with high-traffic mobile applications.
• Knowledge of RxJava/RxKotlin, Coroutines, or Jetpack Compose.
• Familiarity with A/B testing.
• Open-source contributions or active GitHub profile.
• Experience in Agile/Scrum environments.

Culture & Benefits

• Flexible work organization.
• Regular integration meetings with the Jit community.
• Developmental projects and a proprietary professional development program.
• Charitable and educational activities.