zerohash · 20 hours ago
Mobile Engineer (iOS and Android)
United States
Full-time
Remote
Senior Level
5+ years expzerohash is looking for an experienced and passionate Mobile Native Engineer to help develop functional, performant, and appealing applications for both iOS and Android platforms. The role involves designing, developing, and maintaining high-quality native applications while collaborating with product managers and designers to define and ship new features.
BlockchainCryptocurrencyDeveloper ToolsFinancial ServicesFinTechInfrastructureSoftware
Responsibilities
Design, develop, and maintain high-quality native applications for iOS and Android
Ensure the best possible performance, quality, and responsiveness of the applications
Collaborate with product managers, designers, and other engineers to define, design, and ship new features
Troubleshoot, debug, and upgrade existing mobile applications
Implement robust and secure communication with back-end services (APIs)
Assist with defining and implementing mobile CI/CD pipelines and deployment processes
Inspire the overall company for product excellence through your work as a thought leader and mentor
Qualification
Required
5+ years of experience in native mobile development, preferably in the fintech space
Deep professional experience with native iOS development (Swift or Objective-C) and native Android development (Kotlin or Java)
Proficiency with mobile state management, threading, and architectural patterns (e.g., MVVM, MVI, Clean Architecture)
Solid understanding of mobile security best practices, performance optimization, and memory management
Experience consuming RESTful APIs and working with asynchronous programming
Excellent verbal and written communication skills
Comfort with ambiguity; the ability to independently layout and test clear hypotheses, and solve problems without well-defined direction
Preferred
Bachelors in computer science or equivalent experience
Experience at a banking-as-a-service, brokerage-as-a-service, or payment-as-a-service business
Library development experience
Experience with digital assets preferred, but not required
Familiarity with cross-platform frameworks (e.g., React Native, Flutter) is a plus, but the primary focus is native
Experience with mobile testing frameworks (unit, integration, UI testing)
Benefits
Chance to earn equity
Maternity & Paternity leave
WeWork Membership
WFH Yearly Stipend
L&D Stipend (after 6 months)
Company
zerohash
zerohash makes it effortless to bring your business on-chain.
51-200 employees
H1B Sponsorship
zerohash has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
2024 (1)
2023 (2)
2022 (3)
Funding
Current Stage
Late StageTotal Funding
$282.12MKey Investors
Interactive Brokers GroupPoint72 VenturesMoneyLion
2025-09-23Series D· $104M
2022-01-12Series D· $106.4M
2021-09-30Series C· $35M
Leadership Team
Edward Woodford
CEO & Founder
Matthew Weis
Chief Technology Officer
Recent News
2025-12-24
Company data provided by crunchbase