Candidate Portfolio — HiringFunnel
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DavidLeuszler

Cloud Architect · Distributed systems architecture and microservices design · Cloud-native optimization (50% latency reduction, 40% cost savings demonstrated)

Atlanta, UShiringfunnel.com/u/david-leuszler
Cloud ArchitectSenior Software ArchitectSolutions ArchitectStaff Backend Engineer
01 — Positioning

Where David is headed.

David is a seasoned backend architect with 12+ years building distributed, high-performance systems across AWS and GCP. He transitioned from enterprise deployment engineering to independent consulting, delivering end-to-end cloud solutions while maintaining deep technical leadership in system design, microservices, and LLM integration.

What David brings
  1. 01Distributed systems architecture and microservices design
  2. 02Cloud-native optimization (50% latency reduction, 40% cost savings demonstrated)
  3. 03High-throughput backend systems and real-time event processing
  4. 04API design and secure system integration (REST/GraphQL/OAuth2)
  5. 05LLM-powered application development and AI workflow automation
02 — Proof

The receipts.

Numbers first. Every metric below is something David shipped or drove — not a claim, an outcome.

  • Proof 01
    90%
    reduction in setup time and maintenance effort
    Automation and consolidation at Realty Technologies
  • Proof 02
    Eliminated 100+ defects, 99% reduction in production issues
    Enterprise defect elimination at LivePerson
  • Proof 03
    35%
    latency reduction via Apigee migration
    GraphQL API latency optimization at OfficeSpace
  • Proof 04
    Document summarization, classification, and automation workflows for legal services
    LLM-powered application delivery
  • Proof 05
    25%
    improvement in reliability and scalability
    Monolith to microservices migration
03 — Role fit

Operating range.

Where David plugs in fastest — sorted from strongest fit to adjacent. Not a wishlist; a routing map.

  • primary fit
    Backend/Systems Architect
    Senior/Staff
  • primary fit
    Cloud Solutions Architect
    Senior
  • secondary fit
    DevOps/SRE Engineer
    Senior
  • adjacent fit
    Full-Stack Engineer
    Senior