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# node.js developer for POS platforms

- **Company:** Phasesimpact
- **Location:** London, UK
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** Amazon Web Services, Cloud Engineering, Databases, Continuous Integration, Data Synchronization, Software Debugging, DevOps, PostgreSQL, Node.Js, OAuth, Performance Tuning, RabbitMQ, Single Sign-On, Test Data, TypeScript, Web Platforms, Backend, Event Driven Architecture, Infrastructure Automation Frameworks, Performance Monitor, Integration Frameworks, Apache Kafka, Graphql, Front End Software Development, Serverless Computing, Microservices
- **Published:** September 25, 2026
- **Apply:** https://www.apply4u.co.uk/jobs/nodejs-developer-for-pos-platforms/48275611

## About the Role

strengthen platform stabilityPartner with frontend, product, and vendor teams to align integration design with platform capabilitiesInfluence technical decisions during vendor evaluations and rollout phasesImpact roadmap decisions by sharing technical insights and platform implicationsContribute to the broader architecture vision for On's composable commerce technology stackТребования:3+ Years of backend engineering experience with Node.js, TypeScript, or similar technologiesProven experience integrating APIs across commerce, ERP, OMS, or CRM domainsFamiliarity with headless commerce, microservices, and composable architecture principlesExperience with Kafka and asynchronous data processingSolid understanding of databases such as PostgreSQL and infrastructure-as-code tools such as TerraformExperience designing, scaling, and monitoring cloud-native services on AWS, GCP, or AzureFamiliarity with OAuth2, token-based authentication, and secure service designStrong debugging and telemetry
skills, including logs, traces, metrics, and real-time alertingУсловия:London, England, United KingdomOn is an Equal Opportunity Employer committed to a fair and inclusive work environment free from discrimination. #J-18808-Ljbffr

## Description

Описание:On develops retail experiences and builds in-store technology, including a global Point of Sale ecosystem that connects physical stores with digital platforms and cloud services.Задачи:Design, build, and scale backend services for POS integrations across ERP, eCom, CRM, inventory, and loyalty platformsDevelop performant, secure, and easy-to-consume REST and GraphQL APIsImplement real-time and batch data synchronization, OAuth and SSO authentication flows, and secure event pipelinesContribute to cloud-native, event-driven architecture for global retail operationsBuild scalable integration patterns using Kafka, RabbitMQ, and serverless workflowsSupport observability through proactive monitoring, alerting, and performance tuning with tools such as NewRelicEnsure reliability with automated contract tests, load tests, and test data pipelinesCollaborate with QA and DevOps to streamline CI/CD and improve release confidenceParticipate in incident response and post-mortem analysis to


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