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Fin is an AI Customer Agent company building the highest-performing AI customer support solution on the market. The company, founded in 2011 as part of Intercom, serves nearly 30,000 global businesses and is one of the largest private software companies in the world.
As a Senior Software Engineer at Fin, you will solve real customer problems through smart application of technical expertise. You'll join a multidisciplinary product team working alongside designers, product managers, researchers, and data analysts to build both backend and frontend systems.
Key responsibilities include:
- Developing technical plans and contributing to technical architecture as the platform scales to serve tens of millions of users daily
- Writing Ruby code that integrates AWS, infrastructure, platform, and SaaS technologies forming Fin's core backend
- Shipping changes to production immediately—deployments happen 100+ times per weekday
- Building with industry-leading AI-powered developer tools that reduce friction
- Mentoring other engineers and participating in hiring to grow team capacity
You'll tackle exciting scaling challenges across areas including messenger composer, rule matching, deliverability, security, app availability, and machine learning.
Required qualifications:
- 5+ years of software engineering experience, preferably building SaaS products, with demonstrated significant impact
- Deep knowledge of a high-level programming language (Ruby, Python, JavaScript, etc.); language expertise is learnable
- Experience collaborating directly with product teams and designers with proven track record of delivering customer value
- Experience with distributed systems
The role emphasizes pragmatism, cross-disciplinary collaboration, and rapid iteration. Competitive salary and equity offered.
