Senior Backend API Developer

Job Description Senior Backend API Developer with strong experience building production-grade enterprise software using Java or Python, with working knowledge of Golang. The role requires hands-on experience developing cloud-native microservices, REST APIs, enterprise integrations, and scalable backend systems. Strong engineering fundamentals, modern software development practices, containerized deployments, CI/CD automation, software quality, performance optimization, and troubleshooting experience are required. Telecommunications domain experience and familiarity with TM Forum Open APIs are highly desirable. Key Skills Java with Spring Boot or Python with FastAPI, Flask, Django, RESTful API development, API Gateway patterns, OpenAPI/Swagger, microservices architecture, and enterprise system integrations.Docker, Kubernetes, Helm, cloud platforms including AWS, Azure, and/or GCP, CI/CD pipelines, Git/GitHub/GitLab/Bitbucket, Linux/Unix administration, and Shell/Bash scripting.Event-driven architectures and message brokers such as Kafka or RabbitMQ, relational and NoSQL databases, API testing with Postman, unit testing and test automation using JUnit, PyTest, Mockito, or equivalent.Monitoring and observability using Grafana, Prometheus, ELK, log analysis, SonarQube, static code analysis, code coverage, performance tuning, high availability, scalability, Design Patterns, and SOLID Principles.Required Qualifications Strong professional experience developing production-grade enterprise backend applications using Java or Python, with working knowledge of Golang.Hands-on experience designing and developing scalable cloud-native microservices, secure REST APIs, integration layers, and enterprise system integrations.Strong experience with containerized deployments, Kubernetes, Docker, Helm, CI/CD automation, automated testing, API validation, and cloud technologies.Strong Linux/Unix troubleshooting, debugging, performance optimization, root-cause analysis, and production support experience.Experience participating in architecture discussions, technical design decisions, code reviews, coding standards, and mentoring junior developers.Experience collaborating with Product Owners, Architects, DevOps, QA, business stakeholders, and geographically distributed teams.Experience in Telecommunications is highly desirable, with familiarity with Telecom OSS/BSS integrations and TM Forum Open APIs.Additional Skills Knowledge of TM Forum Open APIs including TMF620, TMF641, TMF622, TMF633, TMF638, TMF640, and related APIs.Experience with Kubernetes-based production deployments and Infrastructure as Code tools such as Terraform and Ansible.Understanding of distributed systems and cloud-native architecture patterns.Strong ownership and accountability, ability to work independently with minimal supervision, strong communication and stakeholder management skills, and a passion for engineering excellence and continuous improvement.