Engineering Remote (US/EU) Full-time

Senior Android Developer

We're building a native Android SDK to bring Xident's privacy-first verification to the Android ecosystem. You'll create a Kotlin SDK with CameraX-based liveness detection, on-device age classification, and document capture — keeping all biometric processing on the user's device.

$160,000 - $200,000
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About Xident

Xident is building the future of digital identity verification. Our platform enables businesses to verify users' ages and identities in seconds, while respecting privacy through our unique "Verify Once, Access Everywhere" model.

Founded in 2023, we've already processed over 10M+ verifications processed and serve 500+ businesses. We're a remote-first company with team members across 12 countries.

Our mission is simple: To make identity verification seamless, private, and accessible for everyone. We believe privacy and convenience shouldn't be mutually exclusive, and we're proving it every day.

25+

Team members

500+ businesses

Customers

12

Countries

What You'll Do

  • Design and build our native Android SDK in Kotlin with Jetpack Compose and View-based integration
  • Implement camera capture pipelines for liveness detection and face analysis using CameraX
  • Integrate ONNX Runtime or TensorFlow Lite for on-device age classification models
  • Build document capture with real-time edge detection, auto-crop, and quality checks
  • Write comprehensive documentation, integration guides, and sample apps for developers
  • Ensure compatibility across Android 8+ (API 26+) and optimize for device fragmentation

What We're Looking For

  • 7+ years of professional Android development with Kotlin
  • Deep experience with CameraX/Camera2, real-time image processing, and GPU acceleration
  • Production experience building SDKs or libraries consumed by third-party developers
  • Understanding of on-device ML inference (TensorFlow Lite, ONNX Runtime, or ML Kit)
  • Strong knowledge of Android security — Keystore, BiometricPrompt, encrypted storage
  • Experience publishing to Maven Central and managing SDK versioning and API stability

Nice to Have

  • Experience with ML Kit or MediaPipe for face detection
  • Background in identity verification or biometric applications
  • Familiarity with FIDO2/WebAuthn credential management on Android

Our Hiring Process

We respect your time and aim to complete the entire process within 2-3 weeks. Here's what to expect:

1

Application Review

3-5 days

Our team reviews your application within 5 business days. We look for relevant experience, passion for our mission, and alignment with our values.

2

Initial Call

30 minutes

A 30-minute video call with our recruiting team to learn about your background, discuss the role, and answer your questions about Xident.

3

Technical Assessment

1-2 hours

Role-specific evaluation—this might be a coding challenge, portfolio review, case study, or technical discussion depending on the position.

4

Team Interviews

2-3 hours

Meet with 3-4 team members including your potential manager and cross-functional partners. We assess technical skills, collaboration, and culture fit.

5

Final Interview

45 minutes

A conversation with a company leader to discuss your career goals, our vision, and ensure mutual fit. This is also your chance to ask strategic questions.

6

Offer

24-48 hours

If it's a match, we move quickly. Expect a competitive offer within 48 hours of your final interview, with clear details on compensation and equity.

Our Values

Privacy by Design

We build systems that protect user data by default, not as an afterthought.

Ship Fast, Learn Faster

We iterate quickly, gather feedback, and improve continuously.

Ownership Mentality

Everyone owns their domain end-to-end. No finger-pointing, just solutions.

Transparent by Default

Open salaries, open metrics, open communication. Information empowers.

Join our talent pool

Apply now to be first in line when this position opens.

Apply now

Or email careers@xident.io

Benefits & Perks

  • Meaningful Equity

    Substantial stock options so you benefit directly from the company's success.

  • Remote-First

    Work from anywhere. We have team members across 12 time zones.

  • Premium Healthcare

    Comprehensive medical, dental, and vision coverage for you and your family.

  • Learning Budget

    $3,000 annual budget for courses, conferences, and professional development.

  • Top Equipment

    MacBook Pro, 4K monitor, ergonomic setup—whatever you need to do your best work.

  • Flexible Time Off

    Unlimited PTO with a 3-week minimum. We mean it—rest is productive.

Role Details

Department
Engineering
Location
Remote (US/EU)
Employment Type
Full-time
Compensation
$160,000 - $200,000

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Have questions about this role?

We're happy to answer any questions before you apply. Reach out to our team anytime.

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