Workflow Developer & Tester

Job description

Description: - Implement Temporal workflow activities in Go: HSS adapter, PCRF adapter, Inventory update. - Build and validate unit tests for all workflow activities from day one. - Build the Inventory Management Database: tables, indexes, partitioning for 30M records. - Build bulk import tooling: CSV → ICCID/IMSI/MSISDN range ingestion from vendor. - Implement REST API endpoints for Inventory DB (allocate, reserve, release, query SIM records). - Write integration tests: workflow → mock NE → database assertions. - Support Sr. Developer on all workflow development tasks — pair programming expected. - End-to-end test suite: full provisioning flow from SIM activation to order closed. - Load and stress testing: simulate peak TPS provisioning against all systems. - Test automation: CI pipeline integration for all workflow and API tests. - HSS sync integration: IMSI allocation state reflected in HSS (mock → real NE). - MNP (number portability) hooks in Inventory DB. - UAT support: reproduce bugs, write regression tests, validate fixes. Requirements: Must Have: - 2–4 years backend software development in production environments. - Go or Java — primary development language for this role is...