Freelance AI Developers in Los AngelesFreelance AI Developers in Los Angeles
Fullstack Engineer | 14+ yrs Shipping React,Next.js,Node,AI
$50k+
Earned
5x
Hired
4.9
Rating
98
Followers
Fullstack Engineer | 14+ yrs Shipping React,Next.js,Node,AI
Cover image for Led delivery of a cloud-native
Led delivery of a cloud-native K-12 student wellness platform that helps counselors monitor wellbeing, surface at-risk students, and act early—balancing product velocity with FERPA/COPPA-aware design and multi-tenant isolation (API RBAC, PostgreSQL RLS, district-scoped analytics). → Owned technical direction and delivery rhythm across a TypeScript monorepo (pnpm/Turbo): backend API, web app, shared packages, DB migrations, CI/CD gates, and staged deploys to GCP (e.g. Cloud Run), aligning engineering work with roadmap and release risk. → Orchestrated an AI assistant for counselors on Google Vertex AI (Gemini): system prompts, safety settings for K-12, function-calling tool design, multi-round tool loops, and strict separation so UI widgets render from verified tool results—not model hallucinations—with tracing/feedback hooks (e.g. Langfuse) for quality and auditability. → Drove access-control and compliance posture for sensitive student data: role/permission middleware, tenant-scoped queries, and defense-in-depth database policies—documentation and evidence suitable for enterprise security reviews (e.g. SOC 2–style narratives). → Partnered on product and program management: phased feature rollout, PR/branch discipline, and clear ownership of scope vs. risk so pilot schools could onboard without compromising data boundaries. → Shaped integrations and platform boundaries: Firebase auth, Neon PostgreSQL + Drizzle ORM, real-time patterns, BigQuery analytics isolation, and operational practices (testing, lint, type-check) that keep the stack maintainable at scale. → Established a disciplined, AI-accelerated delivery model—not ad-hoc prompting: Cursor rules and Claude skills/agents for repeatable workflows; Husky + lint/type-check/test gates; GitHub Actions CI/CD; Cursor Cloud Agents for automated PR review; and daily monitoring of E2E, coverage, and critical issues—owning AI-orchestrated implementation while enforcing accuracy, consistency, and observability
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181
Full Stack Developer (Gen AI, LLM, RAG, Web3 Integration)
Full Stack Developer (Gen AI, LLM, RAG, Web3 Integration)
Senior Full-Stack Engineer | Web Development | AI Automation
$5k+
Earned
1x
Hired
5.0
Rating
17
Followers
Senior Full-Stack Engineer | Web Development | AI Automation
AI Product Manager & Technical Project Lead (CSM)
$5k+
Earned
1x
Hired
5.0
Rating
14
Followers
AI Product Manager & Technical Project Lead (CSM)
Crafting sites, brands & AI that actually work! ✨
$1k+
Earned
2x
Hired
4
Followers
Crafting sites, brands & AI that actually work! ✨
Fortune 500 AI tools. Small business prices.
New to Contra
Fortune 500 AI tools. Small business prices.
AI Operations & Startup Systems Consultant
New to Contra
AI Operations & Startup Systems Consultant
Cover image for StreamStash: Streamline Finances for Digital Creators
StreamStash is a fintech platform built for digital creators — musicians, streamers, vloggers, influencers, and online entrepreneurs — to organize, track, and access their earnings across multiple platforms in one place. The idea behind StreamStash is simple: Creators today make money from many different sources: Streaming revenue Brand deals YouTube monetization TikTok payouts Affiliate income Merchandise sales Donations and subscriptions Sponsorships But all of those payments arrive at different times, on different platforms, with different payout rules. StreamStash acts like a financial command center for creators. What It Does Unified Creator Dashboard Creators can connect multiple income platforms and view: Total earnings Pending payouts Monthly revenue trends Platform performance Estimated future income Faster Access to Earnings One of the platform’s goals is reducing the long wait creators face before getting paid. StreamStash is designed to support: Instant payouts Early payout access Revenue advances Flexible withdrawal systems Especially for independent creators who rely on consistent cash flow. AI Financial Assistant A future-facing part of StreamStash is AI-powered creator finance support. The AI layer could: Forecast upcoming income Analyze spending patterns Suggest budgeting strategies Predict slow revenue periods Recommend growth opportunities Help creators understand taxes and business finances Not replacing accountants — more like giving creators a smart financial operations assistant. Why It Matters Most creator tools focus on content creation. StreamStash focuses on the business side of being a creator. That matters because a lot of talented creators: don’t understand cash flow, get paid inconsistently, struggle with taxes, or can’t scale because their finances are fragmented. StreamStash aims to make creators feel less like freelancers surviving month-to-month and more like actual digital businesses. Positioning The platform sits somewhere between: creator economy tools, digital banking, creator analytics, and fintech infrastructure. Think: “Plaid + Stripe + creator analytics + AI finance copilot for creators.” And frankly, the creator economy still has a giant hole here. Everybody wants creators to make content. Very few companies are helping creators build financial stability.
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11