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Vetted Software Engineers in California

Pre-screened and vetted in California.

PythonDockerJavaScriptAWSReactCI/CD
CW

Chaojie Wang

Senior Software Engineer specializing in distributed backend systems and streaming infrastructure

Menlo Park, CA9y exp
MetaStony Brook University
API DesignArgo CDArgo WorkflowsAsynchronous I/OAWSAWS ECS+67
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RJ

Ran Jiang

Senior Software Engineer specializing in Python AI/ML integration and experimentation pipelines

San Francisco Bay Area9y exp
DoorDashUniversity of Texas at Dallas
PythonNode.jsJavaGoMachine Learning (ML) inference consumptionAI/ML integration+44
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LN

Long Nguyen

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

Tustin, CA11y exp
GoogleWorcester Polytechnic Institute
JavaC++PythonSQLJavaScriptBash+47
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XH

Xinrui Hua

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

San Francisco Bay Area, CA7y exp
AirbnbUniversity of Texas at Austin
PythonFlaskDjangoFastAPIJavaSpring Boot+110
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SK

Sachinkumar Kulkarni

Software Development Manager specializing in multimodal visual search and AI platforms

Fremont, CA12y exp
AmazonNational Institute of Engineering
A/B TestingAgileAI PlatformsAlarm MonitoringAmazon OpenSearchAnomaly Detection+94
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YG

Ying Guo

Senior Software Engineer specializing in healthcare AI and cloud platforms

Sunnyvale, CA8y exp
GoogleRice University
AIAmazon Aurora (RDS)AngularJSAnomaly DetectionAPI GatewayAudit Logging+106
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JH

Jaehoon Hwang

Senior Backend Software Engineer specializing in cloud microservices and APIs

Fresno, CA7y exp
GoogleCalifornia State University, Fresno
PythonJavaGoJavaScriptTypeScriptC+35
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AW

Andrew Wan

Staff Software Engineer specializing in AI infrastructure and distributed systems

Palo Alto, CA11y exp
GoogleTexas A&M University
A/B TestingAgileAlertingAmazon API GatewayAmazon DynamoDBAmazon EC2+135
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YT

Yefei Tre Wang

Senior Full-Stack Engineer specializing in AI-first web modernization and cloud platforms

San Francisco, CA13y exp
MetaUniversity of Waterloo
Node.jsJavaScriptTypeScriptReactHTML5CSS3+53
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YC

Yifei Chen

Senior Software Engineer specializing in scalable web apps, real-time systems, and AI integration

San Jose, CA12y exp
MetaBrandeis University
ReactNext.jsTypeScriptJavaScript (ES6+)HTML5CSS3+84
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JC

Jonathan Chang

Senior Software Engineer specializing in backend systems, connectivity testing, and cloud pipelines

Mountain View, CA7y exp
GoogleUniversity of California
PythonJavaKotlinGoScalaC+72
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MW

Morgan Wilson

Senior Backend Software Engineer specializing in distributed commerce and billing systems

San Francisco, CA6y exp
YelpUC Berkeley
Technical LeadershipDistributed SystemsPythonJavaScriptPostgreSQLDocker+21
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CM

Consuelo Mejia

Senior Full-Stack Engineer specializing in React, Python/Django, and AWS

Hawthorne, CA13y exp
SpaceXUniversity of Florida
AWSAmazon EC2Amazon ECSAWS LambdaAmazon S3Amazon RDS+61
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AA

Avani Agarwal

Screened ReferencesStrong rec.

Senior Software Engineer specializing in real-time C++ systems and low-latency telemetry

San Diego, CA3y exp
Smallboard.comUniversity of Texas at Austin

LLM/agentic systems practitioner who partners directly with customers to productionize prototypes end-to-end—defining business-aligned metrics, building evaluation datasets, and shipping monitored, cost-bounded inference APIs on AWS Lambda. Notably delivered a vehicle damage classification system that cut manual review by 40% and stabilized agent workflows by instrumenting state transitions to uncover and fix a race-condition-driven skipped tool call.

AWSAWS AthenaAWS EC2AWS KinesisAWS LambdaAWS S3+112
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VI

Vishanth Iyer

Screened

Senior AI/ML Engineer specializing in LLMs, multimodal AI, and scalable MLOps

San Jose, CA10y exp
NVIDIASanta Clara University

ML/NLP engineer with experience at NVIDIA and Cruise building production-grade AI systems across genomics/biomedical research and autonomous vehicle data. Has delivered multimodal LLM pipelines, large-scale entity resolution, and hybrid semantic search (BERT embeddings + FAISS + Elasticsearch), with measurable impact (≈40% accuracy/retrieval gains; ≈30% data consistency improvement) and strong MLOps practices (Kubernetes, CI/CD, MLflow, Prometheus/Grafana).

AIF360AirflowAnomaly DetectionAnsibleApache SparkAWS+137
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VQ

Vernon Quan

Screened

Senior Full-Stack Software Engineer specializing in TypeScript, React, and Node.js

Menlo Park, CA7y exp
MetaHack Reactor

Meta engineer who owned a heavily used internal goals/performance management feature end-to-end, driving major responsiveness improvements by restructuring frontend data loading and adding backend caching (Memcached), cache warmups, and query/index tuning. Strong focus on production quality: observability, error monitoring, and improving test coverage to prevent regressions during peak review cycles.

TypeScriptJavaScriptFlowHackPHPC+++82
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HL

Huiren Li

Screened

Senior Backend/Full-Stack Engineer specializing in scalable microservices on AWS

Menlo Park, CA7y exp
UberUniversity of Illinois Urbana-Champaign

Backend/data engineer with production experience at Uber building a near real-time driver rewards service on AWS (FastAPI, PostgreSQL, Redis) with strong reliability and concurrency controls. Also delivered AWS Lambda/ECS containerized deployments with GitHub Actions CI/CD and cost governance, built AWS Glue ETL with schema-evolution handling, and drove a ~10x SQL performance improvement while owning incident response via CloudWatch.

PythonTypeScriptJavaScriptJavaGo (Golang)C+85
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SM

Syed Moosa Hassan

Screened

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.

PythonJavaScriptPHPMySQLMongoDBRuby on Rails+126
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SR

SUMANTH REDDY

Senior AI/ML Engineer specializing in LLMs, RAG, and multimodal systems

San Francisco, CA7y exp
Scale AIConcordia University Wisconsin
AccelerateAdversarial ML DefenseAgileAirflowAmazon BedrockAmazon CloudWatch+140
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RC

Robert Chao

Staff Software Engineer specializing in enterprise SaaS billing, telemetry, and security

Redding, CA9y exp
SnowflakeHack Reactor
GoJavaPythonC++SQLJavaScript+67
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