Cloud & platform modernization
Designing migration paths from legacy telecom platforms to resilient Java microservices, Azure, and Kubernetes.
I’m Arunkumar Arjunan, a software engineering leader with nearly 12 years of experience modernizing complex telecom and enterprise platforms—from core systems to cloud-native, AI-enabled products.

I pair hands-on engineering with the architecture, coaching, and production discipline required to move critical systems forward.
Designing migration paths from legacy telecom platforms to resilient Java microservices, Azure, and Kubernetes.
Building REST APIs, data models, and OSS/BSS integration patterns for order, provisioning, billing, inventory, and service qualification.
Creating governed assistants and MCP-enabled workflows for troubleshooting, knowledge retrieval, code intelligence, and controlled data repair.
Technical lead for a program modernizing telecom order management and related OSS/BSS workflows. Leading discovery, target-state architecture, cloud migration, delivery planning, and production support across interconnected enterprise services.
Automated network-alarm handling and resolution workflows, improving response consistency while reducing manual NOC intervention.
Improved customer qualification and data retrieval processes, reducing response time by approximately 30%.
Delivered MetaSolv installations, integrations, migrations, and reusable database tooling for reliable operations.
Java · Python · Groovy · SQL · Spring Boot · REST APIs · Microservices · Azure DevOps · Docker · Kubernetes · Helm · Oracle · PostgreSQL · Observability