Full-Time

Staff Software Engineer

Backend

Posted on 10/30/2025

Puzzle.io

Puzzle.io

51-200 employees

SaaS financial management with AI automation

Compensation Overview

$195k - $210k/yr

No H1B Sponsorship

California, USA

Remote

Bay Area residency or relocation considered; must be authorized to work in US or Canada; no visa sponsorship.

Category
Software Engineering (1)
Required Skills
NoSQL
SQL
Requirements
  • BS or MS in Computer Science, Engineering, or equivalent experience
  • 7+ years of software engineering experience with a proven track record of architecting and delivering complex backend systems taking projects from initial concept all the way through to production
  • Deep understanding of system architecture and the interconnected layers that make complex systems work seamlessly together
  • Past experience in system design and scaling large data applications is essential
  • Solid experience in database design and analytics, with proficiency in both SQL and NoSQL preferred
  • Experience optimizing system and application performance, with a strong track record in debugging and troubleshooting large-scale software
  • Excellent communication and collaboration skills, with a strong team ethic and the ability to work seamlessly with both technical and non-technical stakeholders
  • Demonstrated ability to deliver work with precision, attention to detail, and a high degree of accuracy
  • Comfortable operating in a high-ownership, fast-paced startup environment
  • Passion for mentoring and growing engineering talent
Responsibilities
  • Design and implement core infrastructure to support high-availability, low-latency systems and services at scale
  • Design, build, and productize critical components of our financial system- laying the groundwork for a system that’s as powerful as it is intuitive
  • Continuously identify opportunities to improve performance, resilience, and developer velocity across our platform
  • Partner with product, design, and data teams to translate business needs into well-defined technical implementations
  • Work cross functionally to troubleshoot complex systems and be a technical voice in navigating trade-offs and prioritization
  • Craft technical solutions to high-impact business challenges while staying deeply attuned to the broader context behind complex company decisions
  • Guide and mentor other engineers through code reviews, pairing, and technical leadership- assisting with engineer onboarding and training as needed

Puzzle.io provides a subscription-based financial management platform for startups, offering automated, real-time accounting and financial reporting. It uses AI to automate data entry and ensure accuracy, and features real-time financial statements, key metrics, and guided revenue recognition. A one-click tax package simplifies tax preparation, and integrations with Stripe and Brex enable seamless data flow. The platform also connects users with experienced tax experts and includes a spotlight tool to highlight changes in financial data for easy tracking. Puzzle.io aims to save startups time and money by delivering accurate, up-to-date financials and easier tax compliance, helping early-stage companies manage their finances more efficiently and scale.

Company Size

51-200

Company Stage

Late Stage VC

Total Funding

$50M

Headquarters

San Francisco, California

Founded

2019

Simplify Jobs

Simplify's Take

What believers are saying

  • Accounting firms like Decimal partner with Puzzle for efficiency gains.
  • AI automates 85-95% of tasks, accelerating month-end closes by 50%.
  • $45M funding fuels AI-powered accounting expansion since 2019 launch.

What critics are saying

  • Intuit QuickBooks dominates 80% market, eroding Puzzle's share in 6-12 months.
  • Ramp's 2026 AI module steals integrations, slashing Puzzle's volume 40%.
  • OpenAI's 2026 API lets Xero commoditize Puzzle's tech in 12-24 months.

What makes Puzzle.io unique

  • Puzzle rebuilds general ledger from scratch for AI-native accrual automation.
  • Simultaneously supports cash and accrual accounting without spreadsheets.
  • Integrates natively with Stripe, Brex, Ramp, Mercury, and Gusto.

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Benefits

Remote Work Options

Growth & Insights and Company News

Headcount

6 month growth

-3%

1 year growth

0%

2 year growth

1%
Puzzle
May 21st, 2025
Puzzle + Joiin: Multi-Entity Reporting Without the ERP Headache

That's why Puzzle Financial Inc. has partnered with Joiin to solve the multi-entity reporting challenge.

Puzzle
Feb 26th, 2025
Introducing Smart Accounting Policies For Accountants

Puzzle, the accounting and finance platform built for the AI era, is introducing their next-generation accrual automation solution, designed to make the work of accountants easier and more enjoyable.

Puzzle
Feb 5th, 2025
Why Decimal Chose Puzzle as Their AI-Native General Ledger Partner

Decimal, a leading modern accounting firm, partnered with Puzzle to complete their vision of being one of North America's most efficient accounting firms.

VentureBeat
Nov 14th, 2024
This Startup’S Ai Platform Could Replace 90% Of Your Accounting Tasks—Here’S How

Join our daily and weekly newsletters for the latest updates and exclusive content on industry-leading AI coverage. Learn More. Puzzle, a San Francisco-based fintech startup, has launched an AI-powered accounting platform designed to automate up to 90% of routine tasks, allowing accountants to focus on more strategic work. In an exclusive interview with VentureBeat, Puzzle CEO Sasha Orloff outlined how the company’s new general ledger software integrates complex accounting policies directly into the platform, aiming to eliminate the need for manual spreadsheet processes.“What we’re launching now is effectively taking the general ledger, the backbone of accounting, and bringing complicated accounting logic from spreadsheets into the core accounting software,” Orloff said.The platform supports both cash and accrual accounting, offering a solution for businesses of all sizes. Orloff emphasized that the system is designed to provide real-time, accurate accounting tailored to the increasing demands of today’s fast-paced business environment, especially as the accounting industry faces a shortage of talent and growing workloads.Automating complex accounting tasks with Puzzle’s AI general ledgerPuzzle’s platform addresses the challenges of manual accounting by automating processes like revenue recognition, asset depreciation, and prepaid expenses. Traditionally, these tasks require spreadsheets, which must then be reconciled with accounting software such as QuickBooks.“In QuickBooks, you typically have to calculate things like revenue recognition, fixed assets, and prepaid expenses manually in spreadsheets,” Orloff explained

VentureBeat
May 6th, 2024
Puzzle Leverages Ai And Machine Learning To Automate Accounting For Startups

Discover how companies are responsibly integrating AI in production. This invite-only event in SF will explore the intersection of technology and business. Find out how you can attend here. Accounting, a critical-yet-often-cumbersome aspect of running a business, is getting a major overhaul thanks to artificial intelligence. Sasha Orloff, cofounder and CEO of Puzzle, is leading the charge to transform how startups handle their finances by leveraging bleeding-edge AI and machine learning technologies.“Accounting is something you have to get right — it’s 100%, or [it’s] zero,” said Orloff in a recent interview with VentureBeat. “It’s like going to Mars: if you get 95% of the way to Mars, it doesn’t really matter

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