Senior Software Engineer, Product

Decagon Product Engineering RoleYou'll design and build the systems that let customers configure, train, test, and monitor sophisticated AI agents with confidence. That means strong engineering underneath, and abstractions on top that hold up across different use cases without forking per customer.You'll work day to day with product and design: joining discovery, defining requirements, reviewing designs, and iterating through launch. You'll stay close enough to customers to understand their use cases in depth and to ensure what you're building is actually right for them.Engineers here own features end to end, from technical architecture through deployment and the iteration after it.In this role, you will:Eliminate manual work by building self-serve functionality for agent configuration, training, and deploymentDesign configuration abstractions that balance power and simplicity, handling diverse enterprise use cases while staying usable by non-technical teamsBuild AI-powered tooling that lets CX and ops teams create and manage complex agent workflows without writing codeBuild monitoring, tracing, and analytics that surface actionable signal, so customers can see where an agent is failing and whyHandle agentic systems at scale; your work will touch critical flows for Fortune 100 companies.Run evaluations on new text and voice models, then integrate the ones that win into production trafficYour background and skillset look something like this:4+ years building software products, with strong product thinkingProficient in Python, comfortable working across the entire stackExperience translating complex technical capabilities into simple, usable interfacesComplex systems instincts, including asynchronous programming and the failure modes that only appear at scaleA high degree of comfort debugging system failures in deep technology stacks, using whatever tool gets you to the answerA knack for turning customer asks into clear, well-scoped product and technical specsJudgment about when to ship fast and when to slow down and build it correctlyEven better:Background with LLMs, prompt engineering, evals, or AI agent systemsExperience building developer tools, APIs, platforms, or internal tools that became customer-facingExperience with observability, data visualization, or analytics productsExperience building security-sensitive product systems, such as authentication and data access controlsWork with multi-modal or voice modelsCompensation: $200K - $400K + Offers EquityThis range reflects the expected compensation for this role.

Compensation within the range is determined based on experience, skills, and the scope of responsibilities, with flexibility for candidates who demonstrate exceptional impact.In addition to base salary, we offer competitive equity. Final compensation may vary based on location within the United States.Benefits:Medical, Dental, and Vision benefits for you and your familyLife Insurance and Disability BenefitsRetirement Plan (e.g., 401K, pension)Parental LeaveFertility and family building benefits through CarrotMonthly stipend to support your wellness, lifestyle, and work-life balanceDaily lunches and snacks in the office to keep you at your bestTake what you need vacation policy (subject to local requirements; UK employees receive 25 days of statutory leave)These benefits are described in more detail in Decagon's policies, may vary by location, and can change at any time according to applicable compensation and benefits plans.