Full Stack AI Software Engineer (SaaS)

TL;DR

Full Stack AI Software Engineer (SaaS): Building intelligent, scalable, and user-centric product experiences across a B2B SaaS platform with an accent on integrating LLMs and ML models into production systems. Focus on developing AI-powered capabilities such as recommendations, automation, summarization, classification, or decision support.

Location: This is a hybrid role that will be based in San Mateo, CA and requires an in-office presence three days per week (Tuesday - Thursday).

Salary: $216,000 - $283,000

Company

hirify.global builds uncomplicated service software that delivers exceptional customer and employee experiences.

What you will do

• Design, build, and maintain end-to-end product features across frontend, backend, and AI services.
• Develop AI-powered capabilities such as recommendations, automation, summarization, classification, or decision support.
• Integrate LLMs and ML models into production systems with attention to performance, reliability, and cost.
• Build and consume well-designed APIs and services that support scalable AI workflows.
• Collaborate closely with Product Managers, Designers, and Data/ML partners to translate business problems into technical solutions.
• Debug and resolve complex issues across the stack, including data, model behavior, and user experience.

Requirements

• 5–8 years of professional software engineering experience.
• Strong experience in full stack development with React, TypeScript, Java, Python, or Node.js.
• Solid understanding of system design, data models, and API contracts.
• Experience working with cloud platforms (AWS, GCP, or Azure).
• Hands-on experience integrating AI/ML models into production applications.
• Practical experience with LLMs.

Nice to have

• Experience in B2B SaaS products with scale (multi-tenant, enterprise, or global users).
• Exposure to observability, model monitoring, and AI safety/guardrails.
• Experience working in agile product teams shipping frequently to production.

Culture & Benefits

• Multiple options for dental, medical, vision, disability and life insurances.
• Equity + ESPP.
• Flexible PTO.
• Flexible spending, commuter benefits and wellness benefits.
• Adoption and parental leave benefits.