Senior Software Engineer, Agent Product
- Salary
- $200K - $400K
- Level
- Senior
- Work type
- On-site · San Francisco
Not stated in the posting: visa.
Open. First seen 9 September 2026.
About the role
About Decagon
Decagon's standard text
Decagon is the leading conversational AI platform empowering every brand to deliver concierge customer experiences.
Our technology enables industry-defining enterprises like Avis Budget Group, Block’s Cash App and Square, Chime, Oura Health, and Hunter Douglas to deploy AI agents that power personalized, deeply satisfying interactions across voice, chat, email, SMS, and every other channel.
We’re building a future where customer experiences are being redefined from support tickets and hold music to faster resolutions, richer conversations, and deeper relationships. We’re proud to be backed by world-class investors who share that vision, including a16z, Accel, Bain Capital Ventures, Coatue, and Index Ventures, along with many others.
We’re an in-office company, driven by a shared commitment to excellence and velocity. Our values — Just Get It Done, Invent What Customers Want, Winner’s Mindset, and The Polymath Principle — shape how we work and grow as a team.
About the Team
The Agent Product Engineering team at Decagon deploys mission-critical AI agents to our customers that impact millions of users and directly drive Decagon’s growth. You will build on our industry-leading AI agent platform, collaborate directly with customers and use your own creativity to devise long-term, scalable solutions.
Our mission is to deliver magical support experiences — AI agents working alongside human agents to help users resolve their issues.
About the Role
On the Agent Product Engineering team, you’ll have complete ownership and autonomy in building and shipping best-in-class AI agents, from initial implementation through continuous iteration. You’ll work directly with leaders across industries like finance, healthcare and hospitality, solving their users’ needs with reliable and intuitive AI agents.
Engineers here own their work end-to-end and are trusted to make a real impact. This role is for someone who dives deep into complex system challenges and builds elegant solutions that scale to millions of users.
In this role, you will
- Design and build AI agents that outperform human agents in managing complex customer interactions and driving customer retention
- Identify cross-customer trends that guide the evolution of Decagon’s agent building platform and research efforts
- Experiment with and run evaluations on the latest text and voice models, then integrate them at scale with large enterprise-grade customers
Your background looks something like this
- Have 5+ years of industry experience in software engineering
- Proficiency with Python, Typescript and asynchronous programming
- A high degree of comfort digging into system failures within deep technology stacks using any tool necessary
Even better
- Prior experience working with multi-modal models
Compensation
$200K – $400K + Offers Equity
Benefits
We proudly offer the following benefits for our full-time employees:
- Medical, Dental, and Vision benefits for you and your family
- Life Insurance and Disability Benefits
- Retirement Plan (e.g., 401K, pension)
- Parental Leave
- Fertility and family building benefits through Carrot
- Monthly stipend to support your wellness, lifestyle, and work-life balance
- Daily lunches and snacks in the office to keep you at your best
- Take 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.
What this role asks for
Standard for software engineering roles
Python
Common in software engineering postings at any company.
80% of this description is written for the role. The rest is Decagon's standard text, folded away below.
Read against Decagon's other open postings on this site.
The team: Agent SWE HIRES STEADILY
This role is one of 9 open in Agent SWE. 1 was posted in the last 30 days and the oldest in April: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
Python (7 of 9), TypeScript (7 of 9), LLM (2 of 9)
OTHER ROLES ON THIS TEAM
- Staff Software Engineer, Agent Product posted Sep 28
- Engineering Lead, Strategic Deployments posted Jul 31
- Engineering Lead, Strategic Deployments posted Jul 31
- Engineering Manager, Agent Product posted Jul 27
- Staff Software Engineer, Agent Product posted Jun 18
- Engineering Manager, Agent Product posted May 27
- Software Engineer, Agents posted May 6
- Senior Software Engineer, Agent Product posted Apr 1
From the team and dates on Decagon's own job board.
See Software Engineer salaries in San Francisco →
Similar jobs
- Senior Fullstack Software Engineer, Enterprise Foundation at Amplitude
Shares 2 skills: TypeScript, Python · Senior level · same city - Senior Software Enginer, Data and Integrations at Elicit
Shares 2 skills: TypeScript, Python · Senior level · same country - Full-Stack Software Engineer, People Intelligence at Applied Intuition
Shares 2 skills: TypeScript, Python · Senior level · same country - Senior Software Engineer, Solutions Engineering at Justworks
Shares 2 skills: TypeScript, Python · Senior level · same country - Agent Engineer at Clera
Shares 2 skills: TypeScript, Python · Senior level · same country - Staff Software Engineer, Product at Decagon
Also at this company
Is this your posting and you want it taken down? Email info@careerholo.com.