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Vetted SQL Query Optimization Professionals

Pre-screened and vetted.

RW

Russell Wong

Screened ReferencesStrong rec.

Senior Software Engineer specializing in large-scale backend reliability and media platforms

San Bruno, California6y exp
GoogleSan Francisco State University

Backend/data engineer with experience on large-scale consumer platforms (Google and Meta), building high-traffic Python microservices (REST/gRPC) on Kubernetes with strong reliability/observability practices. Delivered AWS container-based deployments with CI/CD and IaC, and built AWS Glue ETL pipelines on S3 with schema evolution and data quality controls; also has demonstrated SQL tuning impact (15% latency reduction) and incident ownership for batch pipelines.

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AA

Senior Backend Engineer specializing in AWS cloud-native systems and data workflows

Friendswood, TX9y exp
TuringRice University
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JD

Senior Software Engineer specializing in distributed systems and high-scale backend platforms

Seattle, Washington8y exp
TikTokUniversity of Washington
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NG

Senior Software Engineer specializing in Java backend and OLAP systems for Ads platforms

Mountain View, CA9y exp
GoogleUSC
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CW

Senior Software Engineer specializing in distributed backend systems and streaming infrastructure

Menlo Park, CA9y exp
MetaStony Brook University
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LN

Senior Software Engineer specializing in high-scale backend systems on Google Cloud

Tustin, CA11y exp
GoogleWorcester Polytechnic Institute
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MX

Senior Full-Stack Python Engineer specializing in scalable, secure platforms and AI integrations

Mountain View, CA9y exp
GoogleMcMaster University
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XH

Senior Full-Stack Software Engineer specializing in scalable cloud-native systems

San Francisco Bay Area, CA7y exp
AirbnbUniversity of Texas at Austin
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YX

Senior Software Engineer specializing in distributed systems and cloud platforms

RedWood, CA9y exp
NetflixUniversity of Delaware
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CY

Intern Data Scientist specializing in risk analytics and GTM operations

1y exp
eBayUC Berkeley
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MK

Senior Full-Stack Software Engineer specializing in scalable web platforms and cloud services

Bellerose, NY10y exp
GoogleConnecticut College
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JH

Senior Backend Software Engineer specializing in cloud microservices and APIs

Fresno, CA7y exp
GoogleCalifornia State University, Fresno
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AT

Senior Python Engineer specializing in cloud infrastructure, media services, and IoT

Seattle, WA17y exp
AppleUniversity of Waterloo
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EC

Director-level Data & AI Engineering Leader specializing in cloud-native analytics and GenAI

Remote, KY32y exp
HumanaUC Berkeley
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SL

Staff Software Engineer specializing in FinTech and Healthcare Platforms

Houston, TX13y exp
AmazonColgate University
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AS

Senior Software Engineer specializing in Healthcare AI and FinTech platforms

Baton Rouge, LA13y exp
GoogleLouisiana State University

Google Health engineer who owned and shipped an AI-powered clinical insights dashboard and NLP clinical note extraction service end-to-end (React/Next.js frontend; Python/Node microservices on GKE; TensorFlow transformers; BigQuery analytics). Demonstrated strong production rigor (CI/CD, testing, observability, guardrails for sensitive data) and delivered measurable outcomes including 30% faster diagnostics, 40% less manual documentation, 15% higher adoption, and 25% lower ops costs.

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AW

Senior Full-Stack Engineer specializing in microservices, data pipelines, and cloud platforms

Remote14y exp
MetaUniversity of Chicago
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JX

Jeffrey Xuzhang

Screened ReferencesStrong rec.

Junior Software Engineer specializing in AWS cloud systems and full-stack web development

Vancouver, Canada2y exp
Amazon Web ServicesUniversity of Waterloo and Wilfrid Laurier University

Worked on an AWS DynamoDB Journal team project building internal operator dashboards end-to-end, creating Java/Spring Boot APIs and integrating them into a Spring Boot/Thymeleaf/JavaScript UI to speed up debugging workflows. Has experience with data-heavy web apps and performance techniques (load balancing, caching, pagination, compression) plus hands-on debugging across unit/integration/E2E tests; also maintained and enhanced a React website at Global Spark.

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DG

Mid-level Full-Stack Developer specializing in Java/Spring Boot and React

Seattle, WA5y exp
ShopifySaint Louis University

NVIDIA engineer who built and shipped a production LLM-powered enterprise knowledge system (summarization, transcription, and Q&A) that cut document retrieval time ~30%. Deep hands-on experience with RAG (FAISS/Pinecone), GPU-accelerated microservices on AWS, and reliability/safety practices (Guardrails AI, prompt A/B testing, canary releases) plus strong MLOps orchestration across Airflow, Step Functions, and Kubernetes GitOps.

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SM

Staff Full-Stack Engineer & System Architect specializing in distributed systems and microservices

South San Francisco, CA18y exp
Twist BioscienceUniversity of Colorado Boulder

Player-coach engineer/leader with experience at Twist Bioscience and Series B startup Vida Health, owning high-impact platform work across frontend and backend. Delivered a large-scale permissions migration to Okta affecting ~100,000 users and led reliability/process improvements (weekly releases, dedicated QA/dev environments, incident response with RCA) in high-growth environments.

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JE

Senior Full-Stack Developer specializing in cloud-native microservices and AI-driven healthcare apps

Boston, MA11y exp
BCGUniversity of Cambridge
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DW

Senior Full-Stack Python Engineer specializing in trading and FinTech platforms

Chicago, IL13y exp
Geneva TradingStanford University
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AC

Senior Data Engineer specializing in cloud data platforms and analytics pipelines

Seattle, WA11y exp
ConfluentIIT Kanpur
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AT

Senior Software Engineer specializing in Python, cloud infrastructure, and AI-powered search

Milpitas, CA11y exp
DropboxUC Berkeley
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