Senior Mobile Engineer

Sorry, this job was removed at 07:58 p.m. (CST) on Monday, Jun 23, 2025
Easy Apply
2 Locations
Remote
Blockchain • Security • Software
The Role

ABOUT CASA

Meet Casa, the leading bitcoin security company that offers members unparalleled control over their digital wealth. Our team combines deep security expertise, human-centered design, and exceptional customer service to empower our members and build lifelong relationships with them.

THE ROLE

You will be a key member of our engineering team, partnering closely with the product team to deliver high-quality features in Casa’s Android app and supporting our iOS app when required.  Your interest and prior experience in cryptocurrency/cryptography will allow you to be a strong voice on the team, providing guidance and advice on critical technical decisions.  This role is essential for the company to help drive growth, revenue and product decisions. 

This position is 100% remote and reports to our Director of Engineering.  

Salary range: $160,000-187,000 USD

WHAT YOU'LL DO 

  • Lead the development of features on both our mobile platforms
  • Fix defects and identify areas of improvement across both mobile platforms and backend stack
  • Work closely with your product manager to assess, scope, technically plan, break down and deliver feature work
  • Assist in the identification, research and resolution of critical production bugs
  • Partner with our testers to ensure appropriate test coverage through unit tests as well as contribute to automated test suites and quickly resolve defects
  • Provide technical mentorship and feedback to other engineering team members as appropriate
  • Help evolve our mobile architecture to consistently improve development efficiency and quality

WHO YOU ARE

  • You are an experienced developer with 5+ years working in Java or Kotlin
  • You have shipped one or more Android apps that are currently available in the Google Play Store
  • You enjoy building apps that are technically robust and are a joy for customers to use
  • You are adept at consuming RESTful APIs for back-end integration
  • You have worked in an Agile development environment and are very comfortable with backlog grooming, technical task definition and effort estimation

Requirements

  • Computer Science degree or equivalent experience
  • Strong knowledge of Java or Kotlin
  • Familiarity with Jetpack Compose
  • Strong focus on quality and test automation (functional, integration, etc.)
  • An interest in security principles
  • Strong communication skills as well as the ability to present findings to both technical and non-technical audiences
  • Traits we look for in all candidates: exceptional organization, high attention to detail, transparency, collaborative nature, and above-and-beyond personal integrity

Bonus Skills

  • Prior experience with Swift
  • Prior experience with JavaScript
  • Experience working in cryptocurrency/cryptography
  • Understanding of database technology such as SQL, NoSQL, Elasticsearch, Cassandra, Mongo, etc.
  • Familiarity with open-source implementations and cloud environments especially AWS
  • Understanding of Infrastructure-as-code and infrastructure automation
  • Keen eye for user experience improvements and good design

WHY CASA?

At Casa, our mission is to empower individuals to secure their digital sovereignty, and we empower our employees to do their best work. 

  • Ownership. Private key management is the beginning of a future you can truly own, and at Casa, everyone has a role. We offer equity opportunities so our employees can benefit from what we are building together 
  • Community. Inclusivity is important to us. We value each other and our contributions. Our team, known as the Casa Space Fleet, brings out the best in everyone while having plenty of fun along the way
  • Health Benefits. We provide medical coverage with FSA options, dental, vision, and access to mental health providers
  • Setup for Remote Success. Our team is both decentralized and effective. We reimburse up to $400 for anything you need to set up your home office 
  • Maternity/Paternity Leave. We provide 12 weeks for maternity and 4 weeks for paternity
  • Flexible vacation. We work hard to achieve our mission, and believe that you do your best work when you also have time to unplug. We respect vacation time and encourage everyone to take it.

*As Casa is a fully remote company hiring candidates around the world, our perks and benefit packages may adjust based on your location

Casa is an Equal Employment Opportunity (EEO) employer and welcomes all qualified applicants. Applicants will receive fair and impartial consideration without regard to race, sex, color, religion, national origin, age, disability, veteran status, genetic data, or other legally protected status.

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The Company
HQ: Denver, CO
39 Employees
Year Founded: 2016

What We Do

The safest way to store your bitcoin.

Casa is the leading provider of Bitcoin self-custody solutions. We make it easy to buy and secure bitcoin while maintaining control of your private keys. Casa Multisig is the ultimate blend of security, privacy, and control.

Protect your bitcoin from:
- HACKING AND PHISHING
- SEIZURE
- SIM SWAPS
- IN-PERSON ATTACKS
- DEVICE FAILURE
- SUPPLY CHAIN ATTACKS
- NATURAL DISASTERS
- INSIDER FRAUD
- ACCIDENTAL LOSS
+ MANY MORE

Casa Diamond includes Casa Covenant, our industry-first inheritance offering. When the time comes, your loved ones will receive their bitcoin safely and securely.

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