Senior Software Engineer (Ruby on Rails)

Location: Hybrid in San Francisco, California, United States; two days in the office every Tuesday and Wednesday.

Base pay: $130,000–$180,000 per year, excluding bonus, benefits, and other compensation.

Company

hirify.global is a marketplace platform connecting customers with Taskers for everyday home services, including furniture assembly, handyman work, and moving help.

What you will do

• Define and drive the multi-quarter technical roadmap for Tasker & Supply, covering onboarding, category eligibility, geography, matching, technical debt, engine boundaries, gateway contracts, and data models.
• Lead complex cross-team initiatives focused on marketplace liquidity and supply-demand matching.
• Translate ambiguous, high-stakes business goals into technical strategies, designs, and experiments.
• Improve reliability, alerting, and observability for onboarding, matching, and supply-side systems using Datadog and Kafka.
• Own difficult production debugging and implement systemic fixes.
• Mentor engineers, promote effective testing and AI practices, and lead adoption of Spec-Driven Development and strongly typed TypeScript service contracts.

Requirements

• 5+ years of professional software engineering experience, including leadership of complex work and influence across multiple teams.
• Strong experience with Ruby on Rails and typed Ruby using Sorbet.
• Working knowledge of TypeScript, especially contract-driven type generation.
• Strong SQL and MySQL data modeling skills.
• Hands-on experience with Kafka, asynchronous or event-driven systems, and service or engine-boundary architecture.
• Must be legally authorized to work in the United States without employer sponsorship now or in the future.

Nice to have

• Experience with Spec-Driven Development and AI tools.
• Experience replatforming legacy monolith code into cleanly bounded engines.
• Experience moving a typed backend toward TypeScript-bound contracts.

Culture & Benefits

• Flexible hybrid work with regular in-person collaboration.
• Employer-paid health insurance and a 401(k) match with immediate vesting for US-based employees.
• Flexible paid time off and two company-wide closure weeks.
• Product, wellness, productivity, and education stipends.
• IKEA discounts and reproductive health support.
• Benefits vary by country of employment.