Full Stack Engineer

Full-Stack AI Application Engineer

Location: Remote | Type: Part-Time + Full-time | Level: Mid to Senior

About Juner

Juner is building the next-generation AI Marketing Agent platform. Were creating a system that lets marketers automate, orchestrate, and optimize their marketing workflowsfrom integrating tools and APIs to executing intelligent automations. Were moving fast, and were looking for a full-stack engineer to help shape and scale the core AI application with the founder.

What Youll Work On

Youll be joining at a foundational stage and working directly with the founder to design and develop the AI Marketing Workflow Application. Your work will span:

• Designing and implementing backend APIs and services with Python
• Building workflows and automations across connected tools and services across Marketing stack
• Designing and building NextJS frontend application with data visualizations, dashboards and workflow creation/management

What Were Looking For

We value strong communication, ownership, and speed. You should be excited about building from the ground up and comfortable switching between backend, frontend, and infrastructure.

Must-Have Skills

• Proficient in
  
  Python with experience using FastAPI, Pydantic, and Pytest
• Familiarity with Typescript and experience using Next.js, React, Shadcn, and Zod
• Experience building end-to-end applications with clean, scalable code
• Comfortable integrating external APIs and tools into a unified platform

Preferred Skills

• Familiarity with AI-powered coding tools like Claude Code, Codex,

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  Cursor, Windsurf,GitHub Copilot
• Experience with Docker for local development and deployment
• Knowledge of BigQuery and building data pipelines and visualizations
• Passion for fast iteration and deployment in a startup environment

Why Join Juner

• Get in early on the next wave of AI marketing automation
• Work directly with the founder on mission-critical systems
• Be on the cutting edge of AI-assisted development
• Deploy systems used by the fastest-growing advertisers and marketers
• Fully remote, flexible work environment with high ownership