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Miratech

Senior Routing Engine Developer – CX Platform

Miratech

. Design and develop enterprise-scale routing engines distributing voice and digital interactions in real time .

Posted 10/7/2026full-timeRemote • New York • United StatesSeniorWebsite

Core Competencies

Role fit
Core Competencies

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Demonstrates expertise in designing and developing enterprise-scale routing engines, implementing intelligent routing algorithms, and ensuring high availability and performance across distributed systems. Proficient in Java, Spring Boot, and API-first design, with a strong focus on optimizing systems for scalability and resilience.

Highest-signal resume keywords
Java DevelopmentSpring Boot FrameworkDistributed Systems ArchitectureAPI Design and IntegrationRouting Logic Development

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Applicant Tracking System Keywords

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Hard Skills
JavaSpring BootREST APIsMicroservicesPostgreSQLPerformance EngineeringData ModelingIntegration Data FlowsHigh-Throughput SystemsFault Tolerance
Soft Skills
Excellent CommunicationTechnical DocumentationClient-Facing Workshops
Tools & Technologies
FreeSWITCHKamailioGenesysNICEFive9Amazon ConnectCiscoAvayaKafkaRabbitMQ
Industry Keywords
Contact CenterCustomer EngagementACD ConceptsSkill-Based RoutingWorkload BalancingCloud-Native EngineeringEvent-Driven ArchitectureOptimization AlgorithmsDecision EnginesWFM Processes

Tech Stack

Tools & technologies
CloudDistributed SystemsJavaJenkinsKafkaKubernetesMicroservicesPostgresRabbitMQSpringSpring BootSpringBoot

About the role

Key responsibilities & impact
  • Design and develop enterprise-scale routing engines distributing voice and digital interactions in real time
  • Implement intelligent routing algorithms based on skills, priorities, capacity, availability, and business rules
  • Ensure high availability, scalability, resilience, and performance across queues, routing paths, and interaction workloads
  • Design and maintain APIs for routing configuration, administration, monitoring, and integrations
  • Optimize systems for high concurrency, fault tolerance, resiliency, and predictable performance
  • Integrate routing services with telephony, digital messaging, workforce management, CRM, identity, reporting, and analytics platforms
  • Develop Java and Spring Boot services, APIs, integration components, and reference implementations
  • Translate business journeys and operational requirements into solution components, interaction flows, deployment views, and technical roadmaps
  • Define non-functional requirements covering availability, performance, concurrency, security, privacy, observability, disaster recovery, and supportability
  • Review designs and code, identify technical risks, challenge assumptions, and drive pragmatic decisions
  • Establish engineering standards, reusable patterns, quality gates, documentation expectations, and technology adoption guidance
  • Collaborate with CX domain experts to translate operational requirements into routing capabilities

Requirements

What you’ll need
  • 8+ years of software engineering experience, including substantial ownership of architecture and technical delivery for distributed applications
  • Expert-level hands-on experience with Java and Spring Boot
  • Experience implementing distributed systems and microservices architectures
  • Experience with REST APIs, persistence, security, testing, and performance engineering
  • Experience developing routing logic for contact center, communications, or customer engagement platforms
  • Knowledge of ACD concepts, agent states, queue management, skill-based routing, priority routing, proficiency routing, and workload balancing
  • Experience building high-throughput, low-latency transaction processing systems
  • Deep understanding of API-first design, event-driven architecture, messaging, distributed systems, and cloud-native engineering
  • Experience with PostgreSQL or comparable relational databases
  • Knowledge of data modeling, integration data flows, and transactional design
  • Hands-on experience with contact center or CX platforms and customer routing and engagement concepts
  • Excellent communication skills
  • Ability to produce clear technical documentation and lead client-facing workshops
  • Nice-to-have: experience with FreeSWITCH or Kamailio
  • Nice-to-have: knowledge of optimization algorithms, decision engines, or scheduling systems
  • Nice-to-have: experience with Genesys, NICE, Five9, Amazon Connect, Cisco, Avaya, or comparable contact center platforms
  • Nice-to-have: exposure to WFM processes and integrations involving forecasting, schedules, and adherence
  • Nice-to-have: familiarity with Kafka or RabbitMQ, Kubernetes, Jenkins, observability platforms, API gateways, and security architecture
  • Nice-to-have: practical experience with AI-assisted software development or AI-enabled solutions, including Claude or GitHub Copilot

Benefits

Comp & perks
  • Health insurance
  • Relocation program
  • Remote work flexibility / Work From Anywhere Culture
  • Professional development opportunities
  • Certification programs
  • Mentorship and talent investment programs
  • Internal mobility opportunities
  • Internship opportunities
  • Opportunity to collaborate on impactful projects for top global clients
  • Inclusive and supportive work environment
  • Open communication
  • Regular team-building company social events
  • Sustainable business practices focused on IT education, community empowerment, fair operating practices, environmental sustainability, and gender equality