Fireblocks

5 months ago

Mobile Engineer (Remote)

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 4 hours agoStatus: Live

Job Summary

Build and maintain developer-first native mobile SDKs for embedded wallets, enabling teams to integrate wallet functionality directly into modern applications. Own SDK features end-to-end—from API design and architecture through implementation, testing, releases, versioning, and documentation. Work on secure, reliability-focused wallet operations and cryptographic/blockchain flows, while raising quality through testing, observability, and code health best practices.

Location: Bogotá, Buenos Aires, Mexico City, São Paulo, Toronto

Workplace: Remote

Employment Type: Full time

Job Function: Data Analytics & Business Intelligence

Seniority: Sr. Manager level

Key Responsibilities

•Design and implement high-quality native mobile SDKs focused on API ergonomics, performance, and reliability.
•Own SDK features end-to-end from API design and architecture through implementation, testing, release, versioning, and developer documentation.
•Build and maintain secure, reliable SDK components for wallet operations including cryptographic operations and security-sensitive flows.
•Define and evolve SDK architecture for maintainability, backward compatibility, and customer adoption.
•Create SDK documentation and integration guides, and build sample apps/demos to serve as integration references.

Key Requirements

•5+ years of software engineering experience shipping production-grade mobile SDKs.
•Strong hands-on experience with iOS (Swift) and/or Android (Kotlin), plus experience with React Native or other cross-platform frameworks.
•Experience building mobile SDKs or shared libraries including API design, versioning, packaging, and long-term maintenance.
•Experience with blockchain-enabled mobile systems such as wallet flows, signing, and on-chain interactions.
•Experience building security-sensitive mobile software (key management, secure storage, cryptography, or financial products) and using CI/CD, automated testing, release management, and observability.

Experience:5+ yearsBlockchainCryptoFintechMobile SDKsEmbedded wallets

Education:Bachelor's in Computer Science / Engineering

Skills:OwnershipExecutionCommunicationCustomer focusProblem-solving

Languages:English

Tech Stack:SwiftIOSKotlinAndroidReact NativeRustWebAssemblyWasmSDKAPICI/CDCryptographyBlockchainSecure storageObservabilityAutomated testing

Company Brief

Fireblocks

Provides institutional-grade digital asset custody, transfer, and settlement infrastructure enabling banks, exchanges, and enterprises to securely issue, store, and move cryptocurrencies and tokenized assets.

Industry: Fintech Infrastructure

Company Size: Large (251 to 1,000 employees)

Growth: Scaleup

Valuation: Unicorn (USD 1B+)

Funding: Series E+

Headquarters: New York, United States

Founded: 2018

Website LinkedIn

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Fireblocks

5 months ago

Mobile Engineer (Remote)

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 4 hours agoStatus: Live

Job Summary

Location: Bogotá, Buenos Aires, Mexico City, São Paulo, Toronto

Workplace: Remote

Employment Type: Full time

Job Function: Data Analytics & Business Intelligence

Seniority: Sr. Manager level

Key Responsibilities

•Design and implement high-quality native mobile SDKs focused on API ergonomics, performance, and reliability.
•Own SDK features end-to-end from API design and architecture through implementation, testing, release, versioning, and developer documentation.
•Build and maintain secure, reliable SDK components for wallet operations including cryptographic operations and security-sensitive flows.
•Define and evolve SDK architecture for maintainability, backward compatibility, and customer adoption.
•Create SDK documentation and integration guides, and build sample apps/demos to serve as integration references.

Key Requirements

•5+ years of software engineering experience shipping production-grade mobile SDKs.
•Strong hands-on experience with iOS (Swift) and/or Android (Kotlin), plus experience with React Native or other cross-platform frameworks.
•Experience building mobile SDKs or shared libraries including API design, versioning, packaging, and long-term maintenance.
•Experience with blockchain-enabled mobile systems such as wallet flows, signing, and on-chain interactions.
•Experience building security-sensitive mobile software (key management, secure storage, cryptography, or financial products) and using CI/CD, automated testing, release management, and observability.

Experience:5+ yearsBlockchainCryptoFintechMobile SDKsEmbedded wallets

Education:Bachelor's in Computer Science / Engineering

Skills:OwnershipExecutionCommunicationCustomer focusProblem-solving

Languages:English

Tech Stack:SwiftIOSKotlinAndroidReact NativeRustWebAssemblyWasmSDKAPICI/CDCryptographyBlockchainSecure storageObservabilityAutomated testing

Company Brief

Fireblocks

Industry: Fintech Infrastructure

Company Size: Large (251 to 1,000 employees)

Growth: Scaleup

Valuation: Unicorn (USD 1B+)

Funding: Series E+

Headquarters: New York, United States

Founded: 2018

Website LinkedIn