QA & LLM Integrations Engineer (v0.dev + Multi-Model)

complete Tasks and meet deadline. Aiorbit is an all-in-one AI hub where users can switch between top models (OpenAI, Claude, Gemini, Perplexity, Mistral, DeepSeek) in one place. The app is already built in v0.dev — we need you to ensure it works perfectly and all model integrations are solid.

Responsibilities:
• Audit v0.dev / Next.js / Supabase / Stripe setup.
• Verify and fix integrations for OpenAI, Claude, Gemini, Perplexity, Mistral, DeepSeek.
• Ensure conversation context continuity between models.
• Implement model health checks, fallback logic, and retries.
• Securely handle API keys.
• Optimize latency, token usage, and cost.
• QA chat UI, folders, and model comparison tools.
• Add analytics for cost and latency tracking.
• Document system architecture, setup, and test cases.

Required Skills:
• Strong TypeScript/Next.js experience and comfort using v0.dev.
• Proven history integrating LLM APIs (OpenAI, Anthropic, etc.).
• Backend experience (Supabase, REST APIs, webhooks).
• QA automation with Cypress or Playwright.
• Clear English communication.

Bonus Skills:
• Stripe subscriptions, Render/Vercel deployments.
• LangChain, LlamaIndex, OpenRouter knowledge.
• Familiar with logging tools (Sentry, Logflare).