Inabia is seeking a Senior Backend API Developer to design, build, and maintain scalable, production-grade enterprise backend services and microservices. The ideal candidate brings deep expertise in Java or Python, hands-on experience with cloud-native architectures, and a strong command of modern DevOps and CI/CD practices. Experience in the Telecommunications domain and familiarity with TM Forum Open APIs is a strong plus.
Responsibilities
Design, develop, and maintain scalable backend services and microservices for enterprise-grade applications
Build secure, high-performance REST APIs and integration layers connecting internal and external systems
Develop cloud-native applications and services leveraging containerization and orchestration platforms
Participate in architecture discussions and contribute to technical design decisions
Implement robust automated unit tests, integration tests, and API validation frameworks
Review code, enforce coding standards, and mentor junior developers through peer reviews and technical guidance
Troubleshoot complex production issues and perform root-cause analysis
Monitor application health, identify bottlenecks, and drive performance optimization initiatives
Collaborate with Product Owners, Architects, DevOps & QA teams, and business stakeholders
Support CI/CD automation and deployment processes across development, testing, and production environments
Contribute to technical documentation, API specifications, and operational runbooks
Work effectively across distributed global teams and time zones
Key Qualifications
Proficiency in Java (Spring Boot preferred) or Python (FastAPI, Flask, Django, or equivalent)
RESTful API design and development, API Gateway patterns, OpenAPI/Swagger
Strong Linux/Unix administration and troubleshooting skills
Docker, Kubernetes, and Helm
Version control with Git/GitHub/GitLab/Bitbucket and automated build, test, and deployment pipelines
Shell/Bash scripting
Microservices architecture and enterprise system integrations
Event-driven architectures and message brokers (Kafka, RabbitMQ, or equivalent)
Relational and NoSQL databases
Cloud platforms: AWS, Azure, and/or GCP
Unit testing frameworks (JUnit, PyTest, Mockito) and test automation
API testing tools such as Postman
Code quality tools (SonarQube preferred) and static code analysis
Monitoring and observability tools: Grafana, Prometheus, ELK
Design Patterns, SOLID Principles, performance tuning, high availability, and scalability design
Preferred Qualifications
Experience implementing Telecom OSS/BSS integrations
Knowledge of TM Forum Open APIs (TMF620, TMF641, TMF622, TMF633, TMF638, TMF640, etc.)
Experience with Kubernetes-based deployments in production environments
Familiarity with Infrastructure as Code tools (Terraform, Ansible, etc.)
Understanding of distributed systems and cloud-native architecture patterns
Working knowledge of Golang
