Freelance Opportunity : Python Backend Engineer (REST APIs & Azure)

Company Description

ThreatXIntel is a startup cyber security company focused on protecting businesses and organizations from digital threats. Specializing in cloud security, web, and mobile security testing and DevSecOps, the team at ThreatXIntel delivers tailored, cost-effective solutions to address client-specific needs. With a proactive approach, the company continuously monitors and tests digital environments to mitigate vulnerabilities before they can be exploited. ThreatXIntel is dedicated to providing high-quality services that empower businesses to safeguard their digital assets without compromising their growth.

Role Description

We are looking for an experienced

Python Application Developer

to design and build RESTful web services, integrate with third-party APIs, and develop scalable, maintainable, and testable backend applications. The ideal candidate will have strong expertise in Python, API development, Azure cloud services, and data workflow automation. This role requires a solid understanding of clean architecture, secure coding practices, and configuration-driven development.

Key Responsibilities

Design, develop, and maintain

RESTful APIs

and backend services using Python.

Integrate backend systems with

third-party APIs

such as Syndigo and other external platforms.

Contribute to the development of

web-based UI components

and

Azure Functions

to support data processing and workflow automation.

Manage and enforce

consistent identifier handling

across environments and microservices.

Work with

Azure Blob Storage

for managing configuration files, models, and data assets.

Develop workflows for

Excel / CSV data loading, validation, transformation, and result file generation .

Implement

unit and integration tests

to maintain high code quality and reliability.

Support

environment-specific configuration , deployments, and rollback procedures.

Collaborate closely with product owners and stakeholders to refine requirements and incorporate feedback.

Required Skills

Proven experience in building and deploying

RESTful APIs

using Python (FastAPI, Flask, or Django REST).

Strong hands-on knowledge of

Azure Cloud Services , including :

Azure App Services

Azure Functions

Azure Key Vault

Azure Blob Storage

Azure Logic Apps / workflow orchestration

Experience with

Azure DevOps , Git, and CI / CD pipelines.

Strong understanding of

OOP, design patterns, secure coding , and configuration-driven architecture.

Experience integrating with

external APIs , handling authentication, pagination, and error handling.

Experience working with

Excel / CSV data workflows , including import, validation, and export.

Preferred Qualifications

Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.

Experience working in

Agile / Scrum

environments.

Familiarity with performance profiling, application monitoring, and backend optimization.

Exposure to frontend / UI frameworks (React or Angular) is a plus.