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Job Description

Vast LLC is building AI-enabled workflows and seeks a Staff Software Engineer to join as a founding member of the engineering team. This onsite role in San Juan, PR places you at the heart of shaping the technical direction, contributing hands-on across the stack, and partnering with leadership to build interfaces from the ground up. You will help define the architecture and drive scalable solutions that empower rapid growth.

Responsibilities

  • System Architecture & Design: Define and evolve the technical architecture across the stack, including frontend, backend, APIs, data, and cloud infrastructure.
  • Technical Leadership: Establish coding standards, architectural patterns, and engineering best practices for the team.
  • Team Management: Elevate the engineering team through mentorship, code reviews, knowledge sharing, and constructive feedback.
  • Scalability & Performance: Design and maintain systems that scale reliably as the company grows.
  • Hands-On Development: Lead by example with high-quality code contributions across the stack.
  • Cross-Functional Collaboration: Align with Product, Design, and Business stakeholders to realize a shared technical vision and seamless experiences.
  • Technology Evaluation: Research and recommend new tools, frameworks, and best practices to stay ahead of the curve.

Requirements

  • Experience: 5+ years in full-stack development, with 2+ years in a startup environment driving 0β†’1 product efforts.
  • Technical Skills: Deep expertise in front-end and back-end frameworks, including Vue, TypeScript, Tailwind, and Laravel/PHP, among others.
  • Cloud & DevOps: Strong knowledge of cloud infrastructure and DevOps practices (AWS, Forge, or Azure).
  • Architecture & Security: Proven track record designing scalable, secure, and maintainable systems.
  • Strategy & Collaboration: Ability to balance hands-on engineering with high-level architectural planning and cross-team communication.
  • Communication: Excellent written and verbal communication and a collaborative mindset.

Technologies

  • Vue
  • TypeScript
  • Tailwind
  • Laravel/PHP
  • AWS
  • Forge
  • Azure

Compensation

Salary: USD 160,000 - 180,000 per year.

Benefits

  • Competitive base salary with performance-based bonuses
  • Opportunity to work at a fast-growing, technology-forward company
  • Ability to influence go-to-market strategies and overall company growth

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