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PostGres​/Database Engineer

Job in New York, New York County, New York, 10261, USA
Listing for: Quantum World Technologies Inc.
Seasonal/Temporary position
Listed on 2026-01-14
Job specializations:
  • IT/Tech
    Data Engineer, Systems Engineer
Job Description & How to Apply Below
Position: PostGres Application/Database Engineer
Location: New York

Post Gres Application/Database Engineer

Location:

New York City, NY

Role Summary

We are seeking an Application/Database Engineer specializing in Postgre

SQL to design, build, optimize, and scale data‑backed applications. You will work across schema design, query optimization, application integration, data migrations, and production operations (replication, backups, observability). You will collaborate with backend engineers, SRE/Dev Ops, and product teams to ship reliable, performant features.

Responsibilities
  • Write performant SQL and PL/pgSQL functions; optimize ORM‑generated queries; enforce data integrity with constraints and triggers.
  • Implement partitioning (range/list/hash) for large tables; handle archiving and lifecycle policies.
  • Build data access layers/APIs (Java/.NET/Node.js/Python) with connection pooling (PgBouncer), transactions, and retry logic.
  • Diagnose slow queries via EXPLAIN/ANALYZE, _statements, .
  • Tune parameters (, , _size, autovacuum) and plan maintenance (VACUUM/ANALYZE, REINDEX).
  • Implement streaming replication, failover, and PITR backups (WAL archiving); manage backup/restore strategy.
  • Own DB migrations (Liquibase/Flyway), versioning, and rollback strategies.
  • Enforce security (roles/privileges, RLS, encryption at rest/in transit, secret management).
  • Containerize workloads (Docker/Kubernetes), maintain Helm charts/manifests, and CI/CD pipelines for DB/app changes.
  • Partner with product/engineering on requirements, estimations, and trade‑offs.
Nice‑to‑Have
  • Postgres extensions: _statements, PostGIS, , uuid-ossp, ltree.
  • Experience with Kubernetes, Helm, ArgoCD/Git Hub Actions, Terraform.
Job Details
  • Seniority level:
    Mid‑Senior level
  • Employment type:

    Contract
  • Job function:
    Information Technology
  • Industry: IT Services and IT Consulting
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