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Rillet Technologies Inc. logo

Staff Software Engineer

Job Overview

Location

San Francisco

Job Type

Full-time

Category

Software Engineering

Date Posted

March 28, 2026

Full Job Description

đź“‹ Description

  • • As a Staff Software Engineer at Rillet Technologies Inc., you will play a pivotal role in shaping the future of AI-native ERP technology that empowers accounting and finance teams to achieve zero-day close with unmatched speed, accuracy, and insight. Your work will directly impact high-growth AI-driven companies like Mercor, Windsurf, and Function Health, enabling them to scale their financial operations as rapidly as their businesses grow.
  • • You will lead technical decision-making across the full software lifecycle, driving architectural discussions, setting engineering standards, and influencing product strategy in close collaboration with the CTO, product, design, and finance teams to build industry-defining financial software.
  • • Day-to-day responsibilities include translating user insights into technical requirements, advocating for customer-centric engineering decisions, establishing continuous delivery practices, mentoring engineers through code reviews and knowledge sharing, leading test-driven development and automation efforts, owning production reliability via monitoring and incident response, and raising the technical bar across the organization.
  • • You will partner with cross-functional stakeholders to balance business needs with technical excellence, ensuring scalable, reliable, and innovative solutions that align with Rillet’s mission to revolutionize financial operations through AI-native architecture and unified data models.
  • • Rillet’s engineering culture values extreme speed, agency, and flexibility—success here means internalizing mission-driven goals, designing proactive strategies, and delivering results that exceed expectations without waiting for direction.
  • • The company operates with a hybrid in-office requirement (Tuesdays, Thursdays, and one flexible day) at its San Francisco or NYC offices, emphasizing in-person collaboration as a core driver of creativity and team cohesion.
  • • You will join a growing, high-performing engineering team backed by $100M in funding from top-tier investors including Sequoia, a16z, Iconiq, Oak HC/FT, and First Round, working on a product with perfect customer satisfaction scores on G2.
  • • This role offers significant growth potential: as Rillet scales, your responsibilities, influence, and compensation will grow alongside the company, providing a clear path to technical leadership and impact.
  • • You will have the opportunity to deepen expertise in scalable systems, AI-augmented development, financial domain engineering, and enterprise SaaS architecture while mentoring others and fostering a quality-first, innovation-driven culture.
  • • By joining Rillet, you will contribute to building the financial backbone of the world’s fastest-growing companies, helping them run their numbers at the speed of AI through best-in-class integrations, automated workflows, multi-entity consolidation, and specialized AI agents for accrual, audit, P&L flux, board decks, and more.

🎯 Requirements

  • • 8+ years of software engineering experience with a Bachelor’s degree in Computer Science, including a proven track record leading large-scale projects and architecting scalable systems
  • • Expertise in both object-oriented and functional programming approaches
  • • Ability to find practical solutions to real user problems without compromising on quality
  • • Thrives independently and collaboratively within small teams, with passion for continuous learning and knowledge sharing
  • • Open to using AI to amplify skills, demonstrating curiosity, willingness to learn, and sound judgment in responsible AI application

🏖️ Benefits

  • • Competitive Pay & Benefits: Strong salaries plus equity, top-tier health and dental insurance with premiums partially or fully covered for employees and 90% coverage for dependents
  • • Room to Grow: Role, responsibilities, and compensation scale with company growth as Rillet scales
  • • Flexibility That Works: Flexible PTO, 9 company-wide holidays, and hybrid work model valuing both remote flexibility and in-person collaboration energy
  • • Build Real Connections: Team offsites in incredible global locations (past destinations include New York, San Francisco, Toronto, Italy, France, and beyond)
  • • In-office collaboration: Required presence Tuesdays and Thursdays plus one flexible day at SF or NYC offices to foster creativity and team bonding

Skills & Technologies

Senior
Remote
Degree Required

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Rillet Technologies Inc. logo
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About Rillet Technologies Inc.

Rillet Technologies is a San Francisco-based company that provides cloud-native ERP and financial software for high-growth SaaS and technology businesses. Its platform automates revenue recognition, billing, general ledger, AR/AP and reporting in a single, real-time database, eliminating spreadsheets and manual close processes. Built by former Stripe and Big-4 accountants, the system natively integrates with Salesforce, HubSpot, and Stripe to give CFOs and controllers continuous visibility into performance metrics and GAAP compliance.

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