Senior Mobile Engineer (Kotlin) - Hybrid, Payments Platform

United States Digital Space LLC; Paris (TX); Hybrid; USD 130,000 - 190,000; Full time

Job summary

the company is a mobile-focused employer seeking a senior contributor to design and build scalable mobile experiences. You will work with engineering and product leaders to craft high-performance, user-friendly apps that scale globally.

You will define architecture, lead technical discovery, and help establish foundations for the consumer offering, mentoring peers and ensuring robust APIs and docs.

Qualifications

• Solid background in mobile technologies (Android/Kotlin).
• Proven track record building scalable, high-performance mobile experiences.
• Experience building and maintaining consumer mobile apps or SDKs.
• Focus on developer experience: clear APIs, docs, reliability at scale.
• Excellent communication and collaboration with product, design, and backend teams.

Responsibilities

• Architect and build mobile experiences used by millions.
• Own feature development end-to-end from discovery to maintenance.
• Collaborate with backend teams to align systems with mobile evolution.
• Promote best practices: testing, monitoring, release strategy.
• Mentor peers, review code, contribute to long-term mobile vision.

Skills

Mobile technology

Kotlin

APIs

Documentation

Communication

Job description

the company is a mobile-focused employer seeking a senior contributor to design and build scalable mobile experiences. You will work with engineering and product leaders to craft high-performance, user-friendly apps that scale globally.

You will define architecture, lead technical discovery, and help establish foundations for the consumer offering, mentoring peers and ensuring robust APIs and docs.