Senior Back-End Engineer (Node.js)

Miratech helps visionaries change the world. We are a global IT services and consulting company that brings together enterprise and start-up innovation. Today, we support digital transformation for some of the world's largest enterprises. By partnering with both large and small players, we stay at the leading edge of technology, remain nimble even as a global leader, and create technology that helps our clients further enhance their business. We are a values-driven organization and our culture of Relentless Performance has enabled over 99% of Miratech's engagements to succeed by meeting or exceeding our scope, schedule, and/or budget objectives since our inception in 1989. Miratech has coverage across 5 continents and operates in over 25 countries around the world. Miratech retains nearly 1000 full-time professionals, and our annual growth rate exceeds 25%. We are looking for a Senior Backend Engineer to join our team and contribute to the development of a new unified enterprise platform for a B2B communications provider. The platform consolidates multiple legacy customer portals into a single solution that supports the full commercial lifecycle for telecom customers Responsibilities: Design and build backend microservices for the squad’s modules (Identity/RBAC/MFA, number search, purchase and porting, onboarding automation, CDR and billing pipelines) Integrate with external carrier, telecom, and third-party APIs (Operator Connect, number/porting providers, ServiceNow, payment and billing systems) Implement event-driven flows and long-running workflows (Kafka, Temporal). Develop automated tests, participate in code reviews, and follow CI/CD practices Collaborate closely with Business Analysts to refine requirements and acceptance criteria Work with Frontend Engineers to define and maintain API contracts 5+ years of backend development experience with Node.js and TypeScript Strong background in microservices architecture and API design (REST and GraphQL) Solid experi