Senior Full Stack Engineer, Mobile & Web

MoneyGram

. Build features end to end, from React Native screens to Spring Boot services .

Posted 9/18/2026full-timeRemote • Germany, PortugalSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates extensive experience in building and shipping production software, with strong capabilities in React, React Native, and backend engineering using Java and Spring Boot. Proficient in RESTful API design, automated testing, and CI/CD processes, while effectively collaborating in fast-paced, cross-functional teams.

Highest-signal resume keywords

React Native DevelopmentJava And Spring Boot EngineeringTypeScript FluencyAutomated Testing And CI/CDPayments Or Fintech Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

React DevelopmentReact Native DevelopmentJava ProgrammingSpring Boot FrameworkRESTful API DesignRelational Data ModelingAutomated TestingCI/CD PracticesKYC/AML ComplianceLedgering And Reconciliation

Soft Skills

CollaborationProblem-SolvingAdaptabilityUser-Centric Mindset

Tools & Technologies

Distributed SystemsLegacy SystemsMonitoring ToolsWallet Recovery Systems

Industry Keywords

FintechPaymentsCryptoBlockchainSmart Contracts

Tech Stack

Tools & technologies

AndroidiOSJavaReactReact NativeRuby on RailsSpringSpring BootSpringBootTypeScript

About the role

Key responsibilities & impact

Build features end to end, from React Native screens to Spring Boot services
Lead mobile and web client development
Launch new markets and reduce the manual effort required for subsequent launches
Address regulatory, payout, and localization requirements for each country
Build tooling to make market launches more efficient
Work on balances, ledgers, transfers, and reconciliation
Design integrations with payout partners, KYC vendors, card issuers, and internal platforms
Improve automated testing, alerting, wallet recovery, and KYC flows
Deploy, monitor, and operate built systems
Participate in on-call and root-cause analysis
Instrument shipped products and analyze user drop-off in cash-to-balance conversion
Collaborate with product teams and influence product decisions

Requirements

What you’ll need

7+ years building and shipping production software
Strong React and React Native experience
Experience shipping and maintaining a production mobile app
Fluency in TypeScript
Ability to build interfaces for low-end devices and poor connections
Solid backend engineering in Java and Spring Boot, or comparable experience and willingness to learn them quickly
RESTful API design
Relational data modeling
Familiarity with distributed-systems failure modes
Automated testing and CI/CD experience
Comfort working with legacy systems and incremental refactoring
Genuine interest in the product and its users
Ability to operate with limited direction in a small, fast-moving team
Existing right to work in Germany or Portugal
Availability to collaborate with US East Coast teams, five to six hours behind
Nice to have: payments or fintech at scale, including ledgering, reconciliation, KYC/AML, PCI, and chargebacks
Nice to have: crypto, stablecoins, blockchain payment rails, wallet and custody infrastructure, and smart contracts
Nice to have: native iOS or Android experience alongside React Native

Benefits

Comp & perks

Remote work from Germany or Portugal
Flexible hours
No relocation required
No office expectation
Written communication and asynchronous decision-making
Autonomy and ownership of outcomes
Startup culture within a global company
Short path from idea to production
Significant influence over product decisions