Workflow & Provisioning Lead

• Deploy and configure Temporal/Camunda or similar Workflow Engine on Kubernetes (self-hosted, production-grade).
• Design and implement SIM Activation workflow: activities for HSS, OCS, PCRF, Inventory update.
• Implement SIM Deactivation workflow with compensation and rollback logic.
• Implement Plan Change workflow (OCS quota update + PCRF policy change).
• Design Inventory Management Database schema: ICCID, IMSI, MSISDN — 30M+ record scale.
• Define workflow versioning strategy (Temporal GetVersion API or similar) — foundational for long-term stability.
• Lead another developer on development tasks and code reviews from week one.
• Order-triggered workflows: Order DB → Temporal/similar signal handler.
• Network trigger handling: location updates → workflow signals via Kong API Gateway.
• Retry policies, dead-letter handling, and alerting per workflow type.
• Temporal production cluster operations and HPA configuration.
• nd-to-end integration testing, load testing, runbook authoring.
• Post go-live hypercare and continuous improvement.

4–6 years backend software development experience. Required: Hands-on experience with a workflow orchestration engine.

• Temporal.io strongly preferred — production experience with workers, activities, signals, timers.
• Camunda, Apache Airflow, or equivalent accepted if strong fundamentals.

Go or Java — must be comfortable building production services in at least one. REST API design and implementation (design