Vetted JavaScript Professionals

Pre-screened and vetted.

DP

Mid-level AI/ML Engineer specializing in LLMs, RAG, and enterprise MLOps

Baltimore, MD4y exp
CVS HealthUniversity of Maryland, Baltimore County

Backend engineer who built an AI-driven "Smart Feedback Analyzer" API (Flask → FastAPI) that processes user feedback with NLP (Hugging Face + OpenAI) and returns structured insights. Demonstrates strong production-minded architecture: stateless services, Cloud Run + Docker deployment, Redis/Celery background processing, and Postgres/SQLAlchemy performance tuning (EXPLAIN ANALYZE, indexing, N+1 fixes), plus multi-tenant data isolation via JWT/API-key derived tenant IDs.

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PK

PRAJU KUMAR

Screened

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

USA6y exp
Brainvire InfotechAuburn University

Full-stack engineer with hands-on production experience building real-time customer-facing features (order tracking + push notifications) across React/React Native and Node/Spring Boot with Postgres/MySQL. Demonstrates strong reliability patterns (transactional outbox, background workers, idempotent webhook ingestion) and has deployed/operated systems on AWS (ECS/Fargate/ALB, CloudWatch, CodePipeline) with structured observability and environment separation.

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AA

Junior Software Engineer specializing in AI assistants and cloud-native backend systems

New York, NY2y exp
Novum AINYU

Founding engineer at Novum AI building a real-time call analytics/suggestion backend (transcription + sentiment/tone + context retrieval) using a serverless architecture. Drove major latency improvements (about 4s down to sub-1.5s) and has practical experience hardening production APIs (FastAPI/Pydantic, auth with Cognito/Redis) and payment systems (Stripe) by surfacing overlooked subscription and multi-tenant billing edge cases.

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MG

Mid-level Java Full-Stack Developer specializing in cloud-native microservices and React

Chesterfield, MO5y exp
Reinsurance Group of AmericaUniversity of Missouri-Kansas City

Full-stack engineer with hands-on ownership of real-time, Kafka-driven systems in production, spanning React/TypeScript frontends, Spring Boot/Node backends, and AWS (EKS/ECS/EC2) operations. Notable for modernizing legacy batch workflows into event-driven architectures with measurable impact (35% faster risk calculations, 30% better accuracy) and scaling to 2x volume using reliability patterns like idempotency, retries, and staged rollouts.

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Ramcharan SreenivasaReddy - Mid-level Full-Stack Developer specializing in FinTech platforms and cloud-native microservices in Texas, USA

Mid-level Full-Stack Developer specializing in FinTech platforms and cloud-native microservices

Texas, USA6y exp
Morgan StanleyUniversity of Central Missouri

Backend/platform-focused Python engineer who has owned FastAPI services with Postgres/SQLAlchemy and production-grade auth (JWT + RBAC). Experienced deploying and operating microservices on Kubernetes with GitOps (ArgoCD), HPA tuning, and Prometheus/Grafana monitoring, plus hands-on cloud-to-on-prem migrations and Kafka-based real-time streaming pipelines.

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Arunkumar Gangula - Senior Full-Stack Software Engineer specializing in distributed systems and cloud microservices in Tempe, Arizona

Senior Full-Stack Software Engineer specializing in distributed systems and cloud microservices

Tempe, Arizona11y exp
Arizona State UniversityArizona State University

Product-minded full-stack engineer from CouponDunia who owned end-to-end notification and recommendation services at million-user scale. Built internal admin/analytics and operations dashboards in React/TypeScript with typed contracts and scalable Node.js REST APIs, and has deep microservices experience with Kafka/RabbitMQ (idempotency, retries/DLQs, partitioning, consumer tuning, and observability).

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Manikanta Kopparapu - Mid-Level Full-Stack Software Engineer specializing in cloud-native web applications in TX, USA

Mid-Level Full-Stack Software Engineer specializing in cloud-native web applications

TX, USA4y exp
Community Dreams FoundationUniversity of North Texas

Full-stack engineer who has owned customer-facing and internal web portals end-to-end (API, database, React UI, and deployment). Experienced designing multi-service architectures with Node/Express and Java/Spring Boot plus RabbitMQ/Kafka messaging, emphasizing contract/versioning discipline, observability, and operational tooling that measurably reduces support load and manual work.

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Nisarg Shah - Junior Machine Learning Engineer specializing in geospatial analytics and computer vision in Tempe, Arizona

Nisarg Shah

Screened

Junior Machine Learning Engineer specializing in geospatial analytics and computer vision

Tempe, Arizona1y exp
Arizona State UniversityArizona State University

Built and evolved a geospatial ETL + API platform that processes pixel-wise satellite imagery in PostgreSQL/PostGIS into low-latency farm-level time-series metrics for an interactive dashboard, using precomputed hotspot analysis to reduce latency by 75–80%. Experienced in FastAPI-style API contract design (OpenAPI), caching, server-side filtering/compression, and production-minded security patterns (RBAC, session-derived authorization, password hashing) with disciplined rollback/versioning practices.

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Abhishek Soni - Mid-level Full-Stack Developer specializing in React and scalable web applications in Mumbai, India

Abhishek Soni

Screened

Mid-level Full-Stack Developer specializing in React and scalable web applications

Mumbai, India3y exp
Taurus TechnologiesDr. A. P. J. Abdul Kalam Technical University

Backend/data engineer with hands-on production experience across FastAPI microservices and AWS data platforms. Has delivered serverless and Glue/EMR-based ETL pipelines with strong observability (Prometheus/Grafana/Sentry, CloudWatch/SNS), schema-evolution resilience, and measurable SQL performance wins (5 min to <30 sec). Open to onsite meetings in the Bethesda, MD area and flexible on remote arrangements.

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Harikiran Jangam - Mid-level AI/ML Engineer specializing in NLP, LLMs, and RAG systems in California, USA

Mid-level AI/ML Engineer specializing in NLP, LLMs, and RAG systems

California, USA3y exp
McKessonCalifornia Lutheran University

Backend engineer who built and evolved a PHI-compliant RAG system (FastAPI + LangChain + embeddings/FAISS) for internal document search and summarization, delivering <400ms p95 latency at ~2,500 daily requests and measurable impact (30% faster investigations, +17% retrieval relevance). Demonstrates strong security and rollout discipline (RBAC/RLS/JWT, redaction/audits, shadow mode, dual writes, canaries) and a focus on reducing hallucination risk via grounded guardrails and confidence-based fallbacks.

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Pree Simphliphan - Intern Software Engineer specializing in robotics, embedded systems, and AI in Thailand

Intern Software Engineer specializing in robotics, embedded systems, and AI

Thailand1y exp
PTTEPBoston University

Senior design robotics engineer on a "Grocery Robot" project selected for the final round of the $10K SICK Challenge, owning ROS2 system design and behavior-tree-based task orchestration across multiple independently developed modules. Also implemented I2C/ESP32 collision avoidance, IK control for a robotic arm, and a Node.js ordering system, with additional research experience using RPLIDAR-based SLAM.

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SAI NAGINI VALLURUPALLI - Junior Full-Stack Java Developer specializing in Spring Boot microservices and React in Frisco, TX

Junior Full-Stack Java Developer specializing in Spring Boot microservices and React

Frisco, TX3y exp
Silicon LabsUniversity of North Carolina at Charlotte

Full-stack Java/Spring Boot + React engineer (3–4 years) who built an end-to-end smart employee management system and a data analytics dashboard handling millions of daily transactional records. Emphasizes scalable layered REST API design, secure microservices practices (Spring Security, JWT/OAuth2), and performant React state/data patterns (Redux Toolkit + RTK Query) for large datasets and role-based views.

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Kyle Vo - Junior Software Engineer specializing in web, mobile, and embedded systems in Davis, CA

Kyle Vo

Screened

Junior Software Engineer specializing in web, mobile, and embedded systems

Davis, CA1y exp
StudyStudio.aiUC Davis

Software/IoT-focused candidate with startup internship experience building a planner AI service integrating Google Calendar (OAuth/token handling) and connecting AI, backend, frontend, and database. Also has embedded systems + AWS networking troubleshooting experience and has implemented TCP networking projects optimized for throughput and low jitter/latency; collaborates with clients via weekly meetings using Trello/Slack.

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Gary Chang - Senior Full-Stack Software Engineer specializing in AI-first cloud-native systems in Los Angeles, CA

Gary Chang

Screened

Senior Full-Stack Software Engineer specializing in AI-first cloud-native systems

Los Angeles, CA9y exp
System1UCLA

End-to-end engineer who has productionized AI automation and RAG capabilities, building full-stack systems (React/Node/Redis/Postgres + vector DB) with evaluation-driven quality gates and monitoring. Reported ~60% reduction in manual ops time and major turnaround improvements, and has experience modernizing legacy systems safely via feature flags and parallel runs while working across product, data, and ops teams (System1).

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Pranita Agrawal - Mid-level Software Engineer specializing in Java microservices and AWS in California, USA

Mid-level Software Engineer specializing in Java microservices and AWS

California, USA5y exp
City of ModestoWayne State University

TypeScript backend/full-stack engineer who owned an internal business workflow platform end-to-end in production, including API/data design, relational DB integration, and enterprise integrations. Has hands-on experience operating workflow processing services with Kafka-style event-driven patterns, idempotency, exponential backoff retries, dead-letter queues, and strong observability, plus API design with OpenAPI/Swagger and token-based auth.

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Rajesh Sivakumar - Senior Software Engineering Manager specializing in cloud-native distributed systems (FinTech & Healthcare) in San Francisco, CA

Senior Software Engineering Manager specializing in cloud-native distributed systems (FinTech & Healthcare)

San Francisco, CA26y exp
Wells FargoBangalore Institute of Technology

Engineering leader/player-coach who has led 40+ developers across multiple teams on large financial services web applications (Wells Fargo) and previously delivered a banking mobile app MVP in 6 months with a junior team by setting patterns and CI/CD foundations. Strong in production reliability practices (Splunk monitoring, feature flags, throttled rollouts) and has driven measurable quality/velocity wins, including a 60% faster E2E test framework and a rapid 2-day hotfix during a React 16→18 migration.

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Nithish Nelagal - Mid-Level Software Engineer specializing in data engineering and cloud platforms in Bentonville, AR

Mid-Level Software Engineer specializing in data engineering and cloud platforms

Bentonville, AR3y exp
WalmartFlorida Atlantic University

Backend-leaning full-stack engineer who has shipped production-critical data/reporting features at Walmart and built an end-to-end workflow automation product (FastAPI + React/TypeScript + PostgreSQL) deployed on AWS. Strong in performance/reliability engineering (parallel ETL, batch DB operations, indexing via EXPLAIN ANALYZE), secure API design (JWT/RBAC), and pragmatic incident-driven scaling (separating workers from API layer).

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Mahesh Kota - Mid-level Full-Stack Java Developer specializing in cloud-native FinTech and Healthcare platforms in New York, NY

Mahesh Kota

Screened

Mid-level Full-Stack Java Developer specializing in cloud-native FinTech and Healthcare platforms

New York, NY5y exp
CitibankNew England College

Backend engineer with production experience building and scaling a Java/Spring Boot payment processing API on AWS (PostgreSQL/Redis) handling a few thousand RPS, including deep performance debugging (connection exhaustion) and observability (CloudWatch, Actuator, Zipkin). Also shipped application-layer AI features (OpenAI email summarizer with feedback loop, ~40% faster agent response times) and designed reliable multi-step workflow orchestration with retries and manual escalation, plus strong SQL tuning and Python engineering practices.

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Ganesh Pittala - Senior Software Engineer specializing in distributed systems and cloud-native platforms in New York, USA

Senior Software Engineer specializing in distributed systems and cloud-native platforms

New York, USA5y exp
WalmartBinghamton University

Backend-leaning full-stack engineer with experience at Walmart, Qualtrics, and American Express, shipping secure partner-facing API platforms and internal monitoring dashboards. Strong in AWS production operations (ECS/Fargate, RDS/Postgres, CloudWatch) plus rigorous testing/security practices, with measurable delivery and performance improvements (35% faster releases; ~30–40% latency reductions).

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Joon Im - Mid-level QA Automation Engineer (SDET) specializing in API and test automation in Los Alamitos, CA

Joon Im

Screened

Mid-level QA Automation Engineer (SDET) specializing in API and test automation

Los Alamitos, CA4y exp
SQA²California State University, Long Beach

QA automation engineer who owns and modernizes end-to-end test automation across Selenium (Java) and Cypress (JavaScript), integrating suites into GitLab CI/CD with PR gating, nightly runs, and Sauce Labs reporting/recordings. Demonstrated impact by catching a session-timeout workflow issue in CI that manual testing missed and by reducing flakiness through stack upgrades, coding standards, and API-synchronized assertions.

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KS

Executive Technology Leader specializing in SaaS platforms, AWS microservices, and security

Falls Church, VA21y exp
Sandline GlobalIndiana University Maurer School of Law

Platform/infra engineer with deep Kubernetes (EKS) and VMware vSphere experience who has led a monolith-to-microservices transition for a credit lending decision platform. Built GitOps-driven Terraform delivery with strong governance, and used LaunchDarkly-based progressive rollouts plus Datadog observability to safely ship multiple times per day (reported ~6x throughput and 1/3 the bugfix tickets vs legacy). Also operates hybrid on-prem/AWS networking (firewall + Transit Gateway, BGP) and has handled high-stakes datacenter migrations (100TB Storage vMotion) under Sev1 conditions.

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NN

Mid-Level Software Engineer specializing in cloud-native microservices and FinTech platforms

USA5y exp
PNCArizona State University

Software developer with hands-on experience refactoring a legacy .NET CMS into a newer API-driven application (ASP.NET MVC, JavaScript/HTML), including dynamic asset migration and resolving team merge conflicts in Bitbucket. Built automated tests with PyTest and used Postman for API validation, and leveraged Splunk for production issue detection; also worked on an end-to-end ticketing/workflow management project with prioritization and verification steps.

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HA

Hardik Arora

Screened

Mid-Level Full-Stack Software Engineer specializing in cloud-native web platforms and observability

Michigan, USA3y exp
Michigan State UniversityMichigan State University

Built and shipped production LLM agents including an AI patient appointment assistant for Kyron Medical that automated specialist matching and end-to-end booking with email/SMS confirmations and a voice mode. Strong focus on production reliability (double-booking prevention with DB constraints and pre-write checks), deterministic multi-step orchestration with LangGraph, and rigorous monitoring/evaluation using LangSmith trace replay for prompt regression testing.

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