Senior Full-Stack Engineer

Halda

Halda

Software Engineering · Full-time

Remote

Posted on Jun 3, 2026

About Halda

Halda is a B2B SaaS startup building an AI agents for higher education student recruitment. Founded by early Podium and Zinch team members, Y Combinator alums, and backed by Album VC and Kickstart.

Core Values

  • Team First: We over me. No one left behind.

  • Extreme Ownership: We own our work until it is done, no matter what it takes.

  • Customer Value is All That Matters: We serve customers, not the engineering gods.

  • Velocity is King: Whoever ships value the fastest wins.

  • Tortoises are Faster Than Hares: Always seek deep understanding — learning compounds over time.

  • Done is Better Than Perfect: Start with the skateboard; end with the Lamborghini.

  • Details Matter: At every stage of fidelity, excellence is in the details. Key Theme We put the customer and the business before code. We operate on a Scrumban workflow with commitments tied to product launch dates. Builders own shipping features end-to-end — from customer discovery through QA. If you're motivated to dominate the market and excited about building Netflix-level personalization at scale, you'd fit in great here.

Responsibilities

  • Provide technical leadership and drive architecture decisions as we scale

  • Build, test, and ship features across the full stack (Ruby on Rails, React, Python, Go)

  • Leverage AI coding agents (Claude Code, Codex, Cursor, etc.) to accelerate development

  • Drive technical spec review and ensure architectural consistency across the codebase

  • Review and refine AI-generated product specs for technical accuracy

  • Lead code reviews and maintain high code quality standards

  • Participate in customer problem discovery and validation interviews

  • Manage CI/CD pipelines using ECS on AWS and GitHub Actions

  • Mentor and uplevel other engineers on the team

Minimum Qualifications

  • 5+ years of software development experience building a SaaS product

  • Proficiency in a backend framework (Rails, Node, Phoenix, Spring, etc.) and a frontend framework (React, Vue, etc.)

  • Database proficiency — schema design, migrations, and performant SQL

  • Experience with automated testing (Minitest, Jest, Cypress, etc.)

  • Experience with cloud platforms (AWS, Azure, or GCP)

  • Experience developing with AI coding agent harnesses (Claude Code, Codex, Cursor, etc.)

  • Track record of mentoring engineers and driving technical decisions Preferred Qualifications

  • Degree in CS or equivalent technical discipline

  • Proficiency in Ruby on Rails and TypeScript/React

  • Experience with Tailwind CSS

  • Experience with data pipelines and analytics products

  • Experience scaling backend and frontend infrastructure

  • Experience leading technical projects end-to-end across multiple engineers

  • Experience building or managing AI agent workflows for software development

How to Apply
Send your resume to spencer@halda.ai.

Halda is an equal opportunity employer.

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