Senior Backend API Developer

Posted on July 31, 2026

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Job Description

Senior Backend API Developer

Overview

  • Experience Required
  • Strong experience with Java or Python
  • Working knowledge of Golang
  • Experience building:
    • Cloud-native microservices
    • REST APIs
    • Enterprise integrations
    • Scalable backend applications
  • Experience with CI/CD, containerization, and software quality
  • Telecommunications domain experience is preferred.

Key Responsibilities

  • Design and develop scalable backend services
  • Build secure REST APIs
  • Develop cloud-native applications
  • Participate in architecture and design discussions
  • Write unit and integration tests
  • Perform code reviews and mentor junior developers
  • Troubleshoot production issues
  • Optimize application performance
  • Collaborate with Product, QA, DevOps, and Architects
  • Support CI/CD deployments
  • Create technical documentation
  • Work with distributed/global teams.

Required Skills

  • Programming Languages
    • Java (Spring Boot preferred)
    • Python (FastAPI, Flask, Django)
    • Golang (Good to Have)
  • Backend Technologies
    • REST APIs
    • OpenAPI / Swagger
    • API Gateway
    • Microservices
    • Enterprise Integrations
    • Event-driven Architecture
  • DevOps & Containers
    • Docker
    • Kubernetes
    • Helm
    • Git/GitHub/GitLab/Bitbucket
    • CI/CD Pipelines
    • Shell/Bash
  • Databases
    • Relational Databases
    • NoSQL Databases
  • Cloud
    • AWS
    • Azure
    • Google Cloud (GCP)
  • Messaging
    • Kafka
    • RabbitMQ
  • Testing & Monitoring
    • JUnit
    • PyTest
    • Mockito
    • Postman
    • SonarQube
    • Grafana
    • Prometheus
    • ELK Stack
  • Other Skills
    • Linux/Unix
    • Log Analysis
    • Design Patterns
    • SOLID Principles
    • Performance Tuning
    • High Availability
    • Scalability Design

Preferred Skills

  • Telecom OSS/BSS integrations
  • TM Forum Open APIs (TMF620, TMF641, TMF622, TMF633, TMF638, TMF640)
  • Kubernetes production deployments
  • Terraform
  • Ansible
  • Distributed systems
  • Cloud-native architecture

Soft Skills

  • Strong ownership
  • Accountability
  • Ability to work independently
  • Collaboration with global teams
  • Communication and stakeholder management
  • Passion for engineering excellence and continuous improvement

Required Skills

No specific skills listed.

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