OSS Developer

• *Job Description**
• ------------------

• *OSS Developer**

• *Experience\-10\+Years**

• *Location\-Gurgaon**

• *Job Description**

Overall 10\+ years of full stack development experience using Java in Telecom domain

3\+ years of TMF compliant OSS solution development experience for any of \- TMF633/634/638/639/641/645/652 specifications preferably using open\-source frameworks\- OpenSlice, Temporal, Camunda

4\+ years of Full Stack development experience using Java, Springboot, event driven development

3\+ years of experience on transaction db\- Postgres and NoSQL database\- Mongo, Cassandra

Experience on TMF641 data modelling for IP transit services\- ISP, Content Provider, Peering

Good understanding of telecom service fulfillment, activation workflows, and service lifecycle management.

• *Desirable**

Experience in southbound integration with NSO, Inventory like Cisco NSO etc.

Experience with OIDC/OAuth2 based authentication and API authorization using open source/third party IAM stacks like Keycloak

Experience with API Gateway Integration, API management\- versioning, URL re\-writing and processing

Experience in using Agentic AI, BMAD tools like Claude for software development

Experience with messaging and queue services like Kafka, ActiveMQ and/or JMS

Experience in CI/CD pipelines and DevOps practices

Experience with OpenStack and Kubernetes

• *Key Responsibilities\-**

Design and develop TM Forum\-compliant OSS solutions using modern Java and microservices architecture using Agentic AI factory.

Implement service ordering, inventory, qualification, and fulfillment workflows using TMF Open APIs.

Develop orchestration workflows using Temporal, Camunda, or equivalent workflow engines.

Integrate OSS platforms with network orchestration systems such as Cisco NSO and inventory platforms.

Build scalable event\-driven architectures leveraging WebSockets, messaging, and asynchronous processing.

Collaborate with architecture, network, and operations teams to deliver carrier\-grade OSS capabilities.

Implement secure APIs and integrations using OAuth2/OIDC standards.

Drive adoption of AI\-assisted development practices to improve engineering productivity and quality.