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Arc Exclusive
Arc Exclusive

Senior Full-Stack Developer (AI-Native) NA/US/LATAM-PT

Location

Remote restrictions apply
See all remote locations

Hourly rate

Hourly rate

Min. experience

5+ years

Hours per week

20 hours

Duration

12 weeks

Required skills

Next.jsTypeScriptPostgreSQL

Freelance job
Posted 17 hours ago
Apply now
Actively recruiting / 35 applicants

We’re here to help you

Wilson Bittencourt is in direct contact with the company and can answer any questions you may have. Email

Wilson BittencourtWilson Bittencourt, Recruiter

Role Overview

ⓘ View potential timezone restrictions

We are seeking a highly skilled Senior Full-Stack Developer (AI-Native) to join our team as a technical partner. You will play a crucial role in launching an AI-powered SaaS product designed for Christian educators, and subsequently, help in building new features, a second product, and growing the platform. This role is remote, targeting candidates in the North America, US, and LATAM regions who can work in a similar time zone (Central Time/Chicago).

Responsibilities

  • Phase 1: Launch Sprint

    • Finalize and implement billing infrastructure using Stripe, including payment processing and subscription tiers.
    • Enhance AI pipeline quality to improve search accuracy and output consistency.
    • Develop and refine UI components, including print/PDF generation and email setup.
    • Address dependency and security issues.
    • Build pre-launch infrastructure, including error tracking, uptime monitoring, and analytics.
    • Conduct a comprehensive security review and prepare for production launch.
    • Design supporting pages in line with brand standards.
  • Phase 2: Steady State + Growth

    • Maintain and optimize platform performance, addressing bugs and security patches.
    • Develop new features such as analytics dashboards and referral systems.
    • Assist in architecting a second product for the US education market.
    • Manage database operations, ensuring efficient migrations and performance tuning.
    • Oversee ongoing deployment pipeline management.

Required Skills

  • Extensive experience with Next.js and TypeScript, specifically in building and deploying production applications.
  • Proven expertise in AI search integration and quality evaluation, focusing on relevance and consistency.
  • Proficiency in PostgreSQL with ORM tools like Drizzle or Prisma.
  • Experience with Stripe for subscription billing, including handling webhooks and trial periods.
  • Demonstrated ability in AI integration with LLM APIs and prompt engineering.
  • Familiarity with Claude Code or similar AI-assisted development tools.
  • Competence in Python for scripting and backend services.
  • Excellent communication skills, capable of explaining technical concepts to a non-technical founder.

Nice to Have

  • Strong UI/UX design and implementation skills.
  • Experience in launching your own SaaS product or working on side projects.
  • Familiarity with Railway for deployment.
  • Knowledge of N8N or similar workflow automation tools.
  • Understanding of US education technology or compliance-oriented products.
  • Prior experience working closely with a solo founder or small teams.

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