senior backend developer

1 week ago

India Zensar Technologies Full time ₹ 5,00,000 - ₹ 25,00,000 per year

Senior Back-end Developer

The main activities for this position are:

  1. Development of back-end components in Python (FastAPI) for custom applications.

  2. Review and approval of pull requests from backend team members.

  3. Design, set up and maintenance of backend resources and environments in Azure.

  4. Troubleshooting of backend issues.

  5. Participation in sprint grooming, planning, demos, and retrospective sessions.

  6. Maintenance of the backend base project.

  7. Other web development-related tasks, as requested by the Custom Applications Team manager or Digital Tools & Platforms section chief.

The skills and experience required for this position are:

  • 8+ years of experience in backend development for web applications using Python, with a strong emphasis on writing secure code, including input validation, data encryption, and mitigation of common security vulnerabilities.
  • 4+ years of experience with FastAPI, building and maintaining enterprise-grade applications.
  • Strong understanding and hands-on experience with backend engineering best practices, including modular architecture, clean and maintainable code, and clear separation of concerns.
  • Ability to design scalable, resilient, and maintainable application architectures
  • Strong knowledge of OAuth2, with hands-on experience implementing secure authentication and authorization mechanisms. Integration with Microsoft Entra ID as an Identity Provider (IdP) is required.
  • Strong commitment to unit testing using frameworks such as pytest, ensuring code quality, reliability, and maintainability.
  • 5+ years of experience with ORM tools like SQLAlchemy and Alembic, including database modeling, migrations, and performance optimization for SQL/NoSQL databases (PostgreSQL preferred).
  • 2+ years of experience deploying and managing applications in Azure cloud services, including App Service, Azure Functions, AKS, Blob Storage, and Key Vault.
  • 5+ years of experience working in distributed teams, using Git with platforms like GitHub or Azure DevOps (preferred).
  • Proficiency in DevOps practices, including the setup, configuration, and management of CI/CD pipelines.
  • Working knowledge of Docker, docker-compose, and Kubernetes for containerization and orchestration.
  • Experience with Celery, CeleryBeat/RedBeat, or similar Python-based task schedulers for background job processing.

Additional skills required for the two positions:

  • Proven experience working in Agile development environments, with a focus on collaboration and iterative delivery.
  • Familiarity with systems integration concepts and hands-on experience supporting integrated solutions.
  • Comfortable using both Visual Studio and Visual Studio Code for development and debugging tasks.
  • Demonstrated ability to self-start, take initiative, and work effectively with minimal supervision.
  • Strong self-learning capabilities and a proactive attitude toward acquiring new skills and technologies.
  • Excellent time management skills, with the ability to juggle multiple projects and meet tight deadlines.
  • Exceptional written and verbal communication skills, with the ability to convey technical concepts clearly.
  • Ability to thrive in both independent and collaborative settings, especially within multi-cultural and gender-sensitive teams.

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