Backend Developer

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Infojini
Philadelphia, PA, United States (Remote)
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Summary

Delivers secure, performant APIs for intake/moderation/public discovery and exports that meet non-proprietary data-access standards.

Key responsibilities

  • Design/implement REST endpoints, auth/roles, validation (e.g., address/AIS), rate limiting.
  • Model data and implement exports (CSV/Parquet/API) for the warehouse/analytics.
  • Instrument audit and usage events; ensure logging/monitoring and error handling.
  • Optimize performance (indexes, caching) and lead API documentation/specs.

Required skills

  • 7+ years backend development (Node.js, .NET, or Java) with SQL/NoSQL.
  • Cloud experience (AWS/Azure/Google Cloud Platform) for build/deploy, storage, and secrets.
  • API security (OAuth/JWT), input validation, and secure coding practices.
  • Experience with mobile-optimized databases and pagination strategies.

Desired skills

  • GIS basics (coordinates/CRS, geocoding) and map-adjacent data modeling.
  • Data pipelines (Airflow/ADF/Glue), S3/Blob storage, message queues.
  • OpenAPI/Swagger, Postman test suites, and rate-limit/throttle strategies.
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