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SYNCREON logo
SYNCREON

A DP World Company

Lead Developer – React Native, Node.js, GraphQL

Backend EngineerSoftware EngineerContractRemoteSeniorTeam 10,001+H1B SponsorCompany SiteLinkedIn

Location

New Jersey

Posted

39 days ago

Salary

0

Seniority

Senior

Job Description

Lead Developer – React Native, Node.js, GraphQL

SYNCREON

• Own the mobile architecture blueprint—from client app layers to backend integration (APIs, microservices, event-driven patterns) • Define standards and reference architectures for React Native/Flutter/Xamarin (or hybrid web-views, Capacitor) and native interoperability • Establish mobile domain models, API contracts, security controls, and data governance for mobile • Create roadmaps aligned with business OKRs, balancing innovation with platform stability • Lead architecture for new mobile initiatives: authentication flows, offline-first patterns, background sync, push notifications, deep linking, app configuration, and feature flagging • Design scalable backend integrations (API gateways, GraphQL/REST, caching, pub/sub), and select runtime patterns (BFF, façade services) • Architect telemetry pipelines for observability (crash analytics, performance metrics, RUM, log aggregation) • Implement Zero Trust principles for mobile; enforce secure storage, device attestation, jailbreak/root detection • Align with OWASP MASVS/MSTG, NIST, ISO 27001; ensure compliance (GDPR, CCPA, HIPAA/PCI as applicable) • Oversee MDM/UEM and MAM policies (e.g., Microsoft Intune, VMware Workspace ONE, MobileIron) • Define threat models, conduct architecture risk assessments, and drive secure SDLC practices (SAST/DAST, dependency scanning) • Define CI/CD pipelines for mobile (Fastlane, Bitrise, Azure DevOps, GitHub Actions, CircleCI), code signing, release orchestration • Standardize testing strategy: unit/UI/e2e, device farms, accessibility, performance, and compatibility testing • Govern app distribution (App Store/Play, Enterprise distribution), versioning, rollback strategies, and release trains • Architect for offline resilience, concurrency, graceful degradation, and efficient network usage • Establish SLAs/SLOs/SLIs for mobile experiences; implement synthetic monitoring, crash thresholds, and performance budgets • Optimize startup time, memory footprint, battery usage, and bundle size • Model data flows; select client-side storage (Secure Enclave/Keychain, Keystore, SQLite/Room/Realm, encrypted stores) • Define API schemas and backward compatibility strategies; manage schema evolution and versioning • Champion API governance and service cataloging; integrate with identity (Azure AD/Entra ID, Auth0, Okta) • Maintain architecture repository and guardrails, including coding standards, dependency policies, and modularization • Run Architecture Review Boards, perform ADRs (Architecture Decision Records), and maintain tech radar • Mentor architects and senior engineers; conduct design reviews and coaching • Partner with Product, UX, Security, Infra/Cloud, and Business stakeholders; translate business goals into technical plans • Vendor management: Evaluate frameworks, SDKs, third party services; negotiate and manage technical risk

Job Requirements

  • 12+ years in software engineering/architecture
  • 6+ years leading enterprise-grade mobile solutions
  • Deep expertise in hybrid/cross platform frameworks (preferably React Native or Flutter) and familiarity with native iOS/Android
  • Strong knowledge of microservices, API gateways (e.g., Azure API Management, Kong, Apigee), React Native , Nodejs and Graphql experience.

Benefits

  • All your information will be kept confidential according to EEO guidelines.

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