Senior Mobile Engineer (iOS) Jobs

EarnIn

Location:
Mexico, Mexico City

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

The Growth Engineering Team at EarnIn is hiring a Senior iOS Engineer to help shape the future of how millions of people experience financial empowerment. This is a high-impact role on a fast-moving, product-focused team responsible for Discovery, Onboarding, Activation, and Retention, the moments that define a member’s journey. We’re looking for a Senior iOS Engineer who thrives on speed, impact, and innovation. Someone who not only builds world-class mobile experiences but also pushes the boundaries of how we build them, including experimenting with AI-driven development, next-gen mobile patterns, and cutting-edge tooling to unlock velocity at scale. As part of the Growth team, you’ll have a proper seat at the table, influencing product direction and technical decisions alike.

Job Responsibility:

Build experiences that matter - design and ship features that define our user journey
Experiment at startup speed - ideate, prototype, and launch multiple experiments every month
Code with superpowers - leverage AI tools and LLMs to accelerate development and testing
Architect and implement the tooling and infrastructure that enables the entire team to work faster
Use data + analytics to measure impact, optimize features, and scale what works
Mentor other engineers, raising the bar for quality and innovation across mobile
Collaborate with backend engineers to design APIs that balance speed with resilience
Champion engineering best practices - writing clean, scalable code with strong tests
Lead projects end-to-end, bringing both clarity and creativity to the table

Requirements:

Bachelor’s degree (or higher) in Computer Science, related field, or equivalent practical experience
4+ years of professional mobile development experience, with a strong focus on iOS
Expert in Swift and modern iOS paradigms (Swift Concurrency, Combine, SwiftUI)
Proven experience building and shipping high-quality consumer apps at scale
Experience (or deep curiosity) in using AI/LLMs to supercharge development
Solid grasp of iOS architectures (MVVM, MVP, VIPER, etc.)
Familiar with end-to-end engineering practices: code reviews, CI/CD, automated testing, and monitoring

Nice to have:

Exposure to Android development is a plus

What we offer:

healthcare
internet and cell phone reimbursement
a learning and development stipend
potential opportunities to travel to our headquarters in Mountain View

Additional Information:

Job Posted:
December 08, 2025

Work Type:

Hybrid work

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Senior Mobile Engineer (iOS)