Sr. Full Stack Software Engineer - Remote Job at Acunor Inc, New Jersey

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  • Acunor Inc
  • New Jersey

Job Description

Sr. Full Stack Software Engineer

Location: USA Remote
Type: Full-Time / Contract

We are hiring a Senior Full Stack Software Engineer for one of our premier consulting clients. This role is ideal for engineers who excel in building high-performance backend systems, secure authentication flows, and production-grade cloud deployments.

Key Responsibilities
  • Design and develop high-performance RESTful APIs using FastAPI with async/await for scalable backend services.

  • Create comprehensive API specifications using FastAPI's automatic OpenAPI/Swagger documentation.

  • Own API performance testing strategy and execution using Grafana K6, JMeter, or equivalent tools.

  • Implement OAuth 2.0/OIDC authentication flows (authorization code, client credentials, refresh token) integrated with Ping Identity or similar IDPs.

  • Partner with security teams to ensure adherence to OAuth 2.0 and API security best practices.

  • Build secure API endpoints with scope-based access control, token validation, and JWT verification.

  • Develop middleware for authentication, token refresh, and session management using FastAPI dependencies.

  • Write unit and integration tests for authentication flows using pytest.

  • Implement end-to-end observability using OpenTelemetry, Grafana, Prometheus, and Tempo.

Required Skills
  • 5+ years of Python development with strong expertise in FastAPI.

  • Hands-on experience implementing OAuth 2.0/OIDC authentication flows.

  • 5+ years of async programming, Pydantic model design, and dependency injection.

  • Strong understanding of PostgreSQL or MongoDB database design.

  • Proficiency in cloud platforms (AWS, GCP, Azure).

  • Strong Kubernetes and containerization experience.

  • Experience with CI/CD pipelines and automation.

  • Working knowledge of Ping Identity tools (PingFederate, PingOne, PingAccess).

  • Strong understanding of JWT, API security, and REST architectural standards.

  • Knowledge of React or Angular and exposure to frontend testing libraries.

Preferred Skills
  • Knowledge of FHIR interoperability standards.

  • Familiarity with Material UI (MUI) and modern design systems.

Job Tags

Full time, Remote work,

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