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Senior Fullstack Engineer (Next.js/AI Agents)

9 hours, 44 minutes ago
United States
Contract
Senior
Full-stack Engineer
Software Development
Design Systems Figma GPT Material UI Next.js PostgreSQL React UI Design
Apply Now
kake

kake

Kake offers premier teams of software engineers for leading brands. Curated by people, supported by AI, and powered by positivity, our high-performing engineers seamlessly join your team to scale with your needs.

Internet Software & Services
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Description

  • Design, build, and ship fullstack product features spanning UI and backend logic.
  • Build and maintain multi-agent workflows and MCP server integrations.
  • Collaborate with design to deliver polished, animated interfaces using Material UI and Figma specifications.
  • Develop RAG pipelines and integrations with LLM providers including Gemini, GPT, Claude, and Perplexity.
  • Work with asynchronous job processing through Inngest and Postgres-backed data models.
  • Contribute to internal tooling and back-office workflows using Retool.
  • Partner with product and design to translate requirements into technical solutions.
  • Write maintainable code and participate in code reviews.

Requirements

  • Strong experience with Next.js Pages Router and React 18.
  • Experience designing and reasoning about multi-agent AI systems and agentic workflows.
  • Backend experience with Postgres and API development, such as Next.js API routes.
  • Strong product sense and interest in UI quality, animation, and design systems.
  • Experience integrating LLM APIs, such as OpenAI, Anthropic, or Gemini, and/or building RAG pipelines.
  • Excellent written and verbal English communication skills.
  • Ability to work independently in a fast-paced remote environment.
  • Availability for required overlap from 9 a.m. to 3 p.m. Pacific Time (GMT-7).
  • Experience with MCP servers, voice agents, Material UI, Figma-to-production implementation, Inngest, Qdrant, AI coding tools, or Retool is preferred.

Interested in this position?

Apply directly on the company website

Apply Now

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