Staff Fullstack Engineer (AI)

TL;DR

Staff Fullstack Engineer (AI): Building and optimizing systems for contacts data, ingestion, and enrichment pipelines to unlock new engagement workflows with an accent on evolving early-stage architecture to a scalable, multi-tenant platform. Focus on leading cross-cutting initiatives, driving API and data flow decisions, and integrating AI-powered features.

Location: Remote (US only). Authorized to work lawfully in the United States. Not eligible for employment in Alabama, Alaska, Delaware, Hawaii, Idaho, Iowa, Montana, Nebraska, North Dakota, Rhode Island, South Dakota, and West Virginia.

Salary: $261,737.10–$331,020.45 USD (annual base salary)

Company

hirify.global is building a system that turns contacts data into a rich, reliable system of record and unlocks new engagement workflows for customers.

What you will do

• Own critical parts of the Contacts stack end-to-end, from technical design to rollout and ongoing reliability.
• Guide the evolution from early-stage architecture to a scalable, well-instrumented, multi-tenant system.
• Lead big, cross-cutting "0–1 to 1–100" initiatives in partnership with Product, Design, and other Engineering teams.
• Design and evolve services and data models for contacts and relationships to support new workflows and consumers.
• Own complex, high-impact projects from technical discovery through launch and iterative improvement.
• Provide technical leadership, mentor engineers, review design docs and PRs, and define best practices.

Requirements

• Deep experience (typically 8–10+ years) building and operating backend or fullstack systems in B2B SaaS, with meaningful time at Staff level or higher.
• Proven track record leading 0–1 products and scaling them through maturity, including making foundational architectural decisions.
• Strong background in distributed systems, data modeling, and API design; experience with high-traffic, high-availability platforms is a plus.
• Fluency in at least one of our primary stacks (Go, TypeScript/Node, React) and comfort moving across the stack.
• Experience with modern cloud infrastructure (GCP or similar), container orchestration (Kubernetes), and relational databases like PostgreSQL.
• Strong testing discipline (unit, integration, and end-to-end), observability, and performance tuning.
• Experience with CRMs, marketing/sales tooling, or other data-centric systems where data quality and trust matter.
• Authorized to work lawfully in the United States (hirify.global does not provide immigration sponsorship at this time).
• Availability to participate in an on-call rotation for business-critical services.

Culture & Benefits

• Full-time employees are eligible for Top Performer Bonus program (or Sales incentive) and equity awards.
• Competitive benefits package.
• Opportunities to learn, grow, and accelerate your career.
• Collaborative, low-ego team environment.
• Occasional travel may be required for company events, team collaboration, or offsites.