At Sytac, we build high-performing engineering teams for leading e-commerce and retail platforms. We combine technical craftsmanship with a pragmatic, hands-on culture—giving senior mobile engineers the autonomy to build innovative, scalable apps and deliver delightful digital experiences to millions of users.

For our client

, we are looking for a Senior Mobile Engineer to join one of our client's project. The app is being built from the ground up using Kotlin Multiplatform (KMP) backed by a GraphQL API

What you’ll do

Build an engaging, intuitive, and delightful mobile application using Kotlin Multiplatform (KMP)

.
Work across both Android and iOS

, combining robust multiplatform shared logic with excellent native UI/UX performance.
Integrate the application with a modern GraphQL API architecture for efficient data handling.
Build reliable, maintainable, and well-tested applications integrated into continuous integration engineering workflows.
Take initiative, navigate ambiguity, make sound technical decisions, and translate user needs into smooth product experiences.

What we’re looking for

Strong hands-on experience in Android

(Kotlin) or iOS

(Swift) development, with a willingness to work across both platforms.
Experience with or a strong interest in Kotlin Multiplatform (KMP)

, GraphQL

, and continuous integration pipelines.
Proven track record of building reliable, maintainable, and well-tested mobile applications.
Proactive mindset, clear communication skills, and the ability to share knowledge and help establish engineering best practices within a multidisciplinary team.
Strong product focus with a passion for building intuitive, enjoyable customer experiences for families.
Hands-on Kotlin Multiplatform (KMP) experience in a production environment.
Prior experience within high-traffic e-commerce or retail applications.

✨ Life at Sytac

Working at Sytac means joining a community that prioritizes your growth. Our benefits package is designed for flexibility, learning, and adventure:

Unlimited Growth Days

: Enjoy paid days off for professional development and Sytac activities! 📚
The Best Gear

: Pick a private laptop (<€4,000) with 50% paid by us, plus a tech budget. 💻
Invest in You

: A €2,400 annual growth budget for training and conferences. 🌿
Future Proof

: We contribute 3.75% to your pension.
Legendary Trips

: Pack your bags for our annual ski trip, beach BBQs, and epic parties! ⛷️

Mobile Engineer (Android / iOS / KMP)

Job description