Sr. Back end Developer (Python)

Omnifyx Bharat Digital Infra Pvt Ltd; Pune District; On-site; INR 1,800,000 - 3,500,000; Full time

Job summary

Omnifyx Bharat Digital Infra Pvt Ltd is seeking an experienced backend engineer to design, develop, and maintain scalable backend applications. You will build RESTful APIs and microservices using Python and FastAPI, and deploy, monitor, and scale on AWS.

You will ensure secure data handling with proper authentication and authorization, perform code reviews, optimize database models, and integrate with internal systems and third-party APIs in a multi-tenant SaaS setting.

Qualifications

• PostgreSQL Row-Level Security (RLS) implementation and policy design.
• OPA policy-based access control knowledge.
• ABAC attribute-based access control concepts.
• Terraform for IaC and environment management.
• OpenTelemetry for distributed tracing and observability.
• Experience with multi-tenant SaaS architectures.

Responsibilities

• Design, develop, and maintain scalable and high-performance backend applications.
• Build and maintain RESTful APIs and microservices using Python and FastAPI.
• Develop clean, reusable, and maintainable code following industry best practices.
• Design and optimize database structures, queries, and data models.
• Integrate backend services with internal systems, third-party APIs, and external platforms.
• Deploy, manage, and monitor applications using AWS cloud services.
• Containerize applications using Docker and support deployment processes.
• Identify and resolve bugs, performance issues, and production incidents.
• Implement proper authentication, authorization, data security, and API security.
• Conduct code reviews and ensure adherence to coding and architectural standards.

Skills

PostgreSQL RLS

OPA

ABAC

Terraform

OpenTelemetry

Multi-tenant SaaS

Job description

Role & responsibilities

Design, develop, and maintain scalable and high-performance backend applications.

Build and maintain RESTful APIs and microservices using Python and FastAPI.

Develop clean, reusable, and maintainable code following industry best practices.

Design and optimize database structures, queries, and data models.

Integrate backend services with internal systems, third-party APIs, and external platforms.

Deploy, manage, and monitor applications using AWS cloud services.

Containerize applications using Docker and support deployment processes.

Identify and resolve bugs, performance issues, and production incidents.

Implement proper authentication, authorization, data security, and API security.

Conduct code reviews and ensure adherence to coding and architectural standards.

Preferred candidate profile

PostgreSQL RLS, OPA, ABAC

• Terraform / Infrastructure as Code


• OpenTelemetry and distributed tracing


• KMS, encryption, secrets management


• Multi-tenant SaaS architecture experience


• Prior experience in a senior/lead engineer role within a regulated fintech or

identity/security product company