Junior Mobile Engineer (React Native)

About the role

Sezzle is looking for a motivated Junior Mobile Engineer to join its fast‑growing fintech team in Argentina. You will work on a cross‑platform React Native application that serves millions of active users, collaborating closely with product, design, and backend engineers.

Key responsibilities

• Develop new features for the TypeScript React Native app and integrate with Golang backend APIs.
• Manage releases using cohorting, feature flags, and app‑store infrastructure to ensure safe rollouts.
• Collaborate with product, design, and business stakeholders to align on requirements.
• Write clean, scalable, robust, and testable code.
• Gain deep knowledge of the application, data domain, and key performance indicators.

Required profile

• 1–3 years of professional mobile development experience.
• At least 6 months of experience with React Native or a similar cross‑platform framework (e.g., Flutter).
• Experience delivering mobile apps to Apple App Store and Google Play.
• Strong understanding of modern frontend development with JavaScript/TypeScript.

Required skills

• React Native
• TypeScript / JavaScript
• Golang
• MySQL
• Unit testing (Jest)
• Integration testing (React Native Testing Library)
• E2E testing (Detox, Appium)

What we offer

• Compensation ranging from $2,200 to $3,500 gross per month (USD).