Avantos

Senior Software Engineer, Full-Stack

Who can apply: Only open to applicants in: New York.
Location as listed by the employer: “New York City”
Apply on Avantos's site ↗

Opens the employer's official application page.

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About this role

Avantos is hiring for a Senior Software Engineer, Full-Stack role (full-time). See the official posting for full details.

Requirements

  • 8+ years of engineering experience building production web applications.
  • Expert-level frontend depth — React + Next.js mastery (streaming, modern rendering patterns, state strategy).
  • Proven ability to design high-performance, scalable, modern frontend systems with clarity and intentionality.
  • Solid backend competency — ideally Golang, but strong API design fluency is required.
  • Deep understanding of performance, caching, hydration, code splitting, bundling, deploy strategy, DX/UX tradeoffs.
  • Product and architecture instincts — you care about what should be built, not just how.
  • AI, fintech, or data-intensive product experience.
  • Experience shaping design systems, frontend platforms, or reusable architecture patterns.

Summarized from the employer's posting — check the full posting for every requirement.