Senior Full Stack Mobile Developer (#5704)
Poland
Work type:
Office/Remote
Technical Level:
Senior
Job Category:
Software Development
Project:
N-iX is a global software solutions and engineering services company
N-iXis a global technology company that helps industry-leading companies and Fortune 500 firms build software products and scalable engineering solutions. Since 2002, we’ve become a team of 2,400+ tech professionals working across 40+ countries worldwide, now actively growing in LATAM. With our office in Medellín and a 100+ strong tech community in the region, we offer versátil work options, global collaboration, room to grow, and opportunities to contribute to meaningful global project
Currently, we are looking for a Senior Full Stack Mobile Developer to join our Clints team. The expert who can build modern mobile products end-to-end: from the mobile app experience to backend services, APIs, cloud services and production quality. This role is for someone who enjoys solving real product problems, writing clean code,



learning new technologies and using AI tools to work faster and better.
You will join a team building next-generation digital financial products used by customers at scale. You will work across the mobile app, shared mobile logic, backend services and production systems.
What you will do:
- Build and improve mobile features used by real customers.
- Develop shared business logic for mobile platforms, mainly using Kotlin Multiplatform (KMP).
- Build backend services and APIs using Java/Kotlin and Spring Boot.
- Work with cloud services, CI/CD pipelines, monitoring and production support.
- Improve performance, reliability, security and user experience.
- Use AI coding tools to help with development, testing, documentation and troubleshooting.
- Work closely with product, design, architecture, security and platform teams.
- Help define good engineering practices and mentor other developers.

What we are looking for
- We are looking for a strong eng

📌 Senior Full Stack Mobile Developer (Medellín)
🏢 N-Ix
📍 Medellín