IO Connect Services

Senior Android Developer

Mexico full-time Senior Salary not listed
full-time Senior level Technology & IT Curated
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About the role

We are looking for a Senior Android Developer to join our team and help build high-quality, scalable, and innovative mobile applications. As a senior member of our development team, you will lead Android projects, mentor junior developers, and collaborate with cross-functional teams to deliver top-tier mobile experiences.
Responsibilities

Design, develop, and maintain advanced applications for the Android platform.

Write clean, maintainable, and scalable code using Kotlin/Java.

Collaborate with product managers, designers, and backend developers to define app requirements and user experiences.

Ensure performance, quality, and responsiveness of applications.

Work with APIs, message brokers, databases, and cloud services to integrate mobile applications with backend systems.

Identify and resolve performance bottlenecks and bugs.

Maintain up-to-date knowledge of Android development best practices and emerging trends.

Conduct code reviews and mentor junior developers.

Ensure applications comply with security and data privacy regulations.

Requirements

5+ years of experience in Android application development.

Strong proficiency in Kotlin and Java.

Deep understanding of the Android SDK, Jetpack libraries, and Material Design principles.

Experience with MVVM, MVP, or Clean Architecture.

Proficiency in RESTful APIs, GraphQL, and third-party integrations.

Strong knowledge of dependency injection frameworks (e.g., Dagger, Hilt).

Experience with unit testing, UI testing, and test automation frameworks.

Familiarity with CI/CD pipelines and version control (Git).

Knowledge of security best practices for mobile applications.

Excellent problem-solving, communication, and leadership skills.

Nice to have

Experience with Jetpack Compose.

Knowledge of Flutter or React Native for cross-platform development.

Published apps on the Google Play Store.

Experience in the Fintech industry and credit card payments systems.

Originally posted on Himalayas

Interview prep

Walk in with sharper answers.

Use this as a quick practice sheet before you speak with the employer.

Senior
Technology & IT API integration Javascript Senior Android Developer Senior level

Likely questions

  1. Tell us about work you have done that is close to the Senior Android Developer role.
  2. How would you approach your first 30 days at IO Connect Services?
  3. Which of API integration, Javascript and Senior have you used recently, and what did it help you achieve?
  4. How have you led people, improved a process, or made a hard decision in a previous role?
  5. How do you handle busy days, changing priorities, or pressure at work?

Prepare before the call

  • A recent example that proves your experience with API integration, Javascript and Senior.
  • One short story with a problem, your action, and the result.
  • Two examples that show the strengths listed on your CV.
  • A clear reason why this role and company interest you.
  • Your availability, preferred work style, and salary expectations.

Ask them

  • What would success look like in the first 90 days?
  • What are the main problems this hire should help solve?
  • How does the team give feedback and measure good work?
  • What does a normal working week look like for this role?
Practice line

I am interested in the Senior Android Developer role because I can bring practical experience in API integration, Javascript and Senior, learn the team quickly, and contribute to the outcomes IO Connect Services needs from this hire.

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