✦ Luna Orbit — System Administration

Senior Backend Engineer

at Arrowhead Promotions and Fulfillment Co.

📍 Remote, US Remote 💰 $135K – $165K USD / year Posted February 26, 2026
Salary $135K – $165K USD / year
Type Full-Time
Experience senior
Exp. Years 7+ years
Education Bachelor’s degree in computer science or equivalent practical experience
Category System Administration

Senior Backend Engineer to design and implement foundational backend services for a greenfield Promotion Management Platform, focusing on domain modeling, workflow orchestration, and ERP integrations.

  • Owning the architecture and delivery of major subsystems
  • Designing workflow orchestration
  • Building event-driven services
  • Domain modeling
  • Leading design reviews

Tech stack centers on TypeScript/Node.js backend, React frontend, Azure cloud, event-driven architecture, CI/CD, and robust data modeling across relational and non-relational stores.

The ideal candidate is a senior backend engineer with 7+ years of software development, strong backend design experience, and a track record of building scalable, reliable systems in a cloud-native environment with Azure and ERP integrations.

7+ years of professional software development5+ years backend system design experienceexperience shaping architecture of complex systemsproduction experience operating and supporting servicesmentoring engineers or leading technical initiativesability to work independentlyconfidentiality with PII
TypeScript or C# or similar languagesworkflow engines or stateful business processesAzure and IaCevent-driven architecturesERP or financial system integrationdata modeling in relational and non-relational databasesengineering standards across growing orgBachelor’s degree in computer science
TypeScriptNode.jsReactAzureInfrastructure-as-CodeCI/CDEvent-driven architectureERP integrationSQLNoSQL
7+ years software development; 5+ years backend design; TypeScript/Node.js/React; Azure; CI/CD; event-driven; observability; ERP integrations; data modeling; distributed systems; IaC
TypeScriptNode.jsReactrelational databasesnon-relational databasescloud-native infrastructureAzureevent-driven messagingCI/CD automationObservabilityProduction incident resolutionERP integrationsData modelingDistributed systemsArchitecture designInfrastructure-as-Code
ownershipproblem solvingcommunicationleadershipmentoringteam collaboration
Industry E-commerce
Job Function Lead architecture and implementation of core backend systems for a scalable promotion management platform.
Role Subtype Backend Engineer
Tech Domains TypeScript, Node.js, React, Azure, SQL / PostgreSQL, NoSQL, Event-driven architecture, Infrastructure as Code
senior backend engineerpromotion managementbackend system designtypeScriptnode.jsreactazureevent-driven messagingci/cd automationobservabilityproduction incident resolutionerp integrationsdata modelingdistributed systemsarchitecture designinfrastructure-as-codecloud-nativepii confidentialityremotetypescriptci/cdevent-drivenerp integrationinfrastructure as codepostgresqlnosql

Lack of 7+ years of software development, Inability to work remotely with strong self-management, No experience with cloud-native architectures

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