Software Engineer III/Senior (AI)

TL;DR

Software Engineer III/Senior (AI): Building and evolving AI Gateway components for identifying, controlling, and understanding AI traffic in real-time with an accent on policy enforcement, usage tracking, and observability. Focus on designing robust systems that classify and handle AI traffic safely, predictably, and with clear signals for customer understanding.

Location: Remote within the US for candidates outside the Bay Area; Hybrid in San Francisco, CA (Tuesdays and Wednesdays in office) for those within commuting distance. Candidates must be US-based and legally authorized to work in the United States. Visa sponsorship is not available.

Salary: Senior Software Engineer: $180,000–$225,000 (Tier 1 US cities) or $165,600–$207,000 (rest of US). Software Engineer III: $160,000–$200,000 (Tier 1 US cities) or $147,200–$184,000 (rest of US).

Company

hirify.global is an all-in-one cloud networking platform providing a universal gateway for API delivery, AI inference, device fleets, and site-to-site connectivity, trusted by millions of developers.

What you will do

• Build and evolve AI Gateway components that classify and handle AI traffic in real time.
• Design and implement AI Gateway Traffic Policy Objects for rate limits, usage caps, and access rules.
• Build and maintain systems for accurately measuring AI usage, requests, and token consumption.
• Expose clear, trustworthy signals around AI traffic for observability and explainability.
• Design AI-specific gateway primitives that hide complexity and feel intentional and safe.
• Collaborate with Gateway, Customer Data, and Platform teams to ensure AI usage data, policy enforcement, and billing signals line up.

Requirements

• Comfortable in a statically typed, compiled language such as Go, Rust, C++, or Java (Go is a bonus).
• Experience working with AI/LLMs and appreciating their unique brand of edge-cases.
• Care about developer experience and thoughtful abstractions.
• Enjoy defining system behavior, not just plumbing.
• Considered retries, limits, and costs before being asked.
• Like systems that move complexity from the user to the system.
• Must be US-based and legally authorized to work in the United States.
• Visa sponsorship is not available for this position.

Nice to have

• Worked on AI platforms or inference infrastructure.
• Experience with API gateways with product-level opinions.
• Worked on usage limits, quotas, or billing-adjacent systems.
• Experience with customer-facing observability tools.

Culture & Benefits

• Competitive mix of salary and equity.
• 401(k) with a 100% match up to 3% of your salary and a 50% match up to another 2%.
• Healthcare, dental, and vision with premiums fully covered on the base plan for employees.
• Unlimited PTO with a culture that encourages employees to take more than four weeks.