Software Engineer, Backend Developer

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Hearth is on a mission to empower America’s small business professionals to build growing, profitable companies. In a  600B/year fragmented market where 50‑80% of home services companies fail within five years, we’re building the essential operational financial infrastructure to power the next generation of small businesses.

• 26M Annual Recurring Revenue (ARR)
• 30%+ Year‑over‑Year Growth
• 12,000+ Contractors Served
• 4B+ Annual Transaction Volume

At Hearth we are committed to making a meaningful impact on home improvement professionals across America. Every PR you merge will further this goal. We are driven by our customers and the features you ship will have immediate, meaningful impact. This role is for strong engineers who want more than just to write “good” code but also help create something with real impact.

Customer feedback is taken seriously and acted on; we are obsessed with building the best possible version of our software. You will be part of a small tactical team where delivery is key and will have responsibility over a wide range of products and technologies. You will also work closely with product and customer success teams to help shape our future.

This role is for someone who loves building, learning and growing.

• Design and deliver complex technical solutions that leverage the latest technologies (yes AI) to deliver a world‑class customer experience.
• Support the technical infrastructure that powers over 14,000 small businesses.
• Architect and own the AWS infrastructure for all the code you launch.
• Build APIs and services that enable a new form of entrepreneurship empowerment for over 3 million small business owners.
• Build and integrate with financial‑service technologies for payments, banking, and loans.
• Collaborate with product, design, and across engineering on the strategic vision for our product roadmap.
• Contribute to a culture of technical excellence through code and design reviews.
• Deliver high‑quality, secure, and testable code.
• Mentor other engineers and contribute to the engineering culture.

• 10+ years of technical experience building and maintaining core backend systems.
• Experience defining your infrastructure, deploying your code and monitoring your systems on AWS.
• You have owned and led projects from planning through delivery and support.
• You think about performance and trade‑offs constantly.
• Experience working with data pipelines and you are comfortable connecting systems you build to existing data infrastructure.
• You have experience with financial‑service APIs such as payment processors or lender origination.
• Experience as a generalist, working across the stack as needed.
• A passion for building delightful applications and the systems that support them.
• Care deeply about the quality of your work while balancing delivery expectations.
• An obsessive focus on customers and iterative learning.

• Experience with Golang + RoR and delivering performant APIs with these frameworks.
• Experience as an AWS administrator in a small company.
• Experience with AI/ML technologies, including ASR and TTS.
• A personal connection to the trades.

• Golang
• Ruby on Rails
• React
• React Native
• Type Script
• GraphQL
• Postgres
• Docker
• AWS
• GCP
• Redshift

• Truth. We value honesty and data. We seek to understand what is reality, so we can effectively respond to it.
• Slope. Rate of change over time. We hire and reward based on a team member’s potential, capacity, and growth‑mindset, rather than a fancy resume.
• Mutual Benefit. The best outcomes happen when everyone wins – customers, team members, and the company. We seek to understand each other’s aspirations and create alignment to get there.
• Competitive Greatness. We desire an opportunity and environment from which to pull the greatest versions of ourselves out into the world, rather than just a “job”.

This role will be located in NYC along with the rest of the technical Hearth team, the CEO, and other key roles in the business. Hearth believes in the energy, connection, and serendipity of in‑person/hybrid…