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Cloudpso · 9 hours ago

Senior Backend \/ Middleware Engineer (Remote)

United States

Full-time

Remote

Senior Level

5+ years exp

Cloudpso is seeking an experienced Senior Backend / Middleware Engineer with strong expertise in Python, FastAPI, Cyber Security, and AI-driven backend systems. The role involves building secure, scalable, and enterprise-grade middleware services that integrate with multiple cloud, identity, HRIS, and collaboration platforms.

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Responsibilities

Design, develop, and maintain secure, scalable backend and middleware services using Python and FastAPI

Architect and implement middleware layers to enable seamless integration between enterprise systems

Build and maintain secure REST APIs following industry best practices and security standards

Implement and manage authentication and authorization mechanisms, including OAuth2, JWT, SSO, RBAC, and MFA

Integrate and manage identity and access management systems such as Okta and Azure AD

Develop integrations with cloud platforms including AWS and Microsoft Azure

Build and maintain connectors for:

HRIS platforms (e.g., Workday)

Ticketing systems (e.g., Jira, ServiceNow)

CRM platforms

Active Directory (AD) and LDAPS

SharePoint and enterprise file-sharing systems

Ensure secure data handling, including encryption at rest and in transit, secure key management, and secrets rotation

Apply cyber security best practices to protect systems against common threats, including OWASP Top 10 vulnerabilities

Implement audit logging, access reviews, and compliance-related controls

Monitor, analyze, and respond to security events and integration failures

Design and optimize ORM-based database models, ensuring performance, scalability, and data integrity

Collaborate with DevOps teams on secure cloud configurations, IAM policies, and CI/CD security controls

Integrate AI and automation capabilities into backend systems, including:

Using LLM APIs (e.g., OpenAI or similar)

Building AI-assisted workflows and intelligent automation

Ensuring data privacy and security in AI pipelines

Write clean, maintainable, and well-documented code

Participate in architectural discussions and contribute to security-first system design

Qualification

PythonFastAPICyber SecurityAWSMicrosoft AzureREST API developmentORM frameworksCI/CD pipelinesOAuth2JWTSSORBACMFAAI-driven backend designLLM API integrationAI-assisted workflowsClean code practicesProblem-solving skillsCollaboration