React Developer

1 week ago

Limassol, Limassol, Cyprus Sensemitter Full time €60,000 - €120,000 per year

At
Sensemitter

, we decode player emotions and behaviors using advanced neuro-behavioral AI. Trusted by top gaming studios like
Mytona, Voodoo, and Nexters

, we're building a next-generation platform that helps mobile game creators test, optimize, and launch experiences that players actually feel.

We're now looking for an experienced
React Native Developer

who can also contribute to our
Web Frontend (Vue, Quasar)

to join our engineering team and help shape the mobile applications that power our emotion analytics platform. You'll build and scale intuitive, high-performance mobile experiences that deliver real-time behavioral insights to our global clients.

What You'll Do

  • Design, develop, and maintain our
    cross-platform mobile application

using
React Native

and
TypeScript

.
- Develop and maintain our FE application build on
Vue

and
Quasar

.
- Collaborate with Product, Backend, and Design teams to define and implement new features end-to-end.
- Integrate RESTful and WebSocket APIs for real-time data and emotion analytics.
- Ensure app performance, scalability, and security across both
iOS

and
Android

platforms.
- Own the entire release process—publishing and maintaining apps on the
Apple App Store

and
Google Play Store

.
- Write robust unit and integration tests using
Jest

or
Vitest

to ensure code quality and reliability.
- Monitor app performance, debug complex issues, and proactively optimize for speed and stability.
- Stay up-to-date with the latest React Native ecosystem updates, tools, and performance optimization techniques.

What We're Looking For

  • 5+ years of commercial software development experience.
  • 2+ years of hands-on experience building and maintaining production mobile apps with
    React Native

.
- Strong proficiency with
TypeScript

and the
React Native

ecosystem.
- Basic Vue + Quasar experience
- Proven experience with the
App Store

and
Play Store

publishing and maintenance processes.
- Solid understanding of mobile app architecture, API integration, and state management.
- Proficiency in writing
unit and integration tests

with
Jest

or
Vitest

.
- Excellent communication and collaboration skills—able to work closely with cross-functional teams in a remote-first environment.

Nice to Have

  • Familiarity with
    CI/CD tools

such as GitLab CI, GitHub Actions, or Jenkins.
- Experience working with
native modules

(Swift, Kotlin) for advanced integrations.
- Understanding of
mobile performance profiling

and optimization techniques.
- Exposure to
GCP

or other cloud services for backend integration.
- Interest in
AI-assisted development tools

(GitHub Copilot, Cursor) or prompt engineering.

Why Join Sensemitter

  • Own critical mobile experiences

that deliver real-time emotional insights for top gaming studios worldwide.
- End-to-end impact

— collaborate directly with product, research, and data science teams.
- Modern tech stack

— React Native, TypeScript, REST/WebSocket APIs, Jest, CI/CD pipelines.
- Remote-first culture

— flexible working hours with teammates across Europe and beyond.
- High autonomy, low bureaucracy

— we trust you to build smart, scalable solutions.
- Cutting-edge domain

— work at the intersection of AI, gaming, and human behavior.

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