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Vetted Frontend Developers in California
Pre-screened and vetted in California.
Senior Full-Stack Software Engineer specializing in EdTech platforms
Mid-Level Full-Stack Engineer specializing in product UX and AI-powered interfaces
Mid-level Full-Stack Engineer specializing in FinTech web applications
Senior Full-Stack Engineer specializing in Python and AWS backend services
Senior Full-Stack Software Engineer specializing in cloud, microservices, and IoT platforms
Senior Frontend Software Developer specializing in high-traffic web applications
Joseph Wonesh
Senior Full-Stack Software Engineer specializing in modern web apps and cloud platforms
“Backend/data engineer focused on production-grade Python microservices and AWS platforms, including a hybrid Lambda + ECS Fargate architecture managed with Terraform and CI/CD. Has hands-on reliability experience (JWT/OAuth, timeouts, retries, centralized error classification) and built AWS Glue/PySpark ETL pipelines consolidating PostgreSQL/RDS, MongoDB, and S3 sources into curated partitioned Parquet datasets. Demonstrated measurable SQL tuning impact (8 minutes to 25 seconds) and disciplined legacy-to-modern migrations with parity validation and UAT sign-off.”
Chi Yeung To
Senior Full-Stack Engineer specializing in AI platforms and cloud-native web/mobile apps
“Founding/solo engineer who rebuilt an early-stage product from the ground up: Ask NETA, an AI assistant for electricians to answer complex electrical code questions. Delivered a full-stack TypeScript system (React web + React Native iOS/Android, Express API, Postgres on AWS) with CI/CD, observability, and a Vertex AI RAG pipeline, reaching 3,000 MAUs in the first month; also built a real-time distributed scoring system handling unreliable hardware data with sequencing and retries.”
Mid-level Software Developer specializing in React/Next.js FinTech web applications
Utkarsh Aman
Senior Frontend Engineer specializing in scalable consumer apps and micro frontends
“Frontend engineer focused on React/TypeScript dashboards for manufacturing-cycle analytics (downtime/wait time/cycle time). Has hands-on experience building reusable charting components (JSON-to-graph) with React ECharts, scaling data flows with Redux/RTK Query, and refactoring monolithic UI code into modular components while shipping on a ~3-week release cadence.”
Mid-level Full-Stack Engineer specializing in web apps and LLM integrations
Senior Full-Stack Software Engineer specializing in web applications and mission-critical systems
Senior Full-Stack Product Engineer specializing in SaaS and product design
Alex Talyuk
Executive Software Engineer specializing in AI agents and autonomous workflow automation
“Co-founder at Skarbe who built “Oskar,” an autonomous sales agent that handles inbound email, lead qualification, and automated follow-ups using a multi-agent architecture (OpenAI Agents SDK) with a human-in-the-loop learning phase for reliability. Also owned scaling and reliability of Gmail/Outlook sync, including a Node.js-to-Rails migration and incident response during a Product Hunt launch that generated hundreds of signups and a ~2M-email queue.”
Mid-Level Full-Stack Engineer specializing in Next.js, React, and UX/UI
Zoe Meng
Mid-level Full-Stack Engineer specializing in React, Node.js, GraphQL, and TypeScript
“Full-stack engineer experienced in high-growth (seed to Series B/C) SaaS environments, with strong production ownership across performance, observability, and reliability. Has shipped Next.js App Router/TypeScript features and improved real-world UX metrics (e.g., virtualization boosting scroll from 30→60 FPS and reducing mobile bounce), optimized Postgres with indexing/EXPLAIN ANALYZE, and built idempotent payment/provisioning workflows using Temporal.”
Mid-level Full-Stack Developer specializing in cloud-native microservices and React
Senior Full-Stack Software Engineer specializing in e-commerce and MarTech integrations
Mid-level Generative AI Engineer specializing in RAG systems and AI-powered education tools
Entry-Level DevOps/Python Engineer with interests in Data Science and Front-End Development
Citlalli Trejo
Entry-level Full-Stack Developer specializing in web, iOS, and ML applications
“Builder-minded software engineer who has shipped a live iOS budgeting app and a solo full-stack web app, with strong evidence of production discipline in both ML and fintech-style integrations. Particularly compelling for roles involving ambiguous product problems, third-party API reliability, and end-to-end ownership from backend logic through user-facing recovery flows.”