# Senior Software Engineer, Human Agent Interfaces (HAI) at Salesforce

Salesforce is hiring a Senior Software Engineer, Human Agent Interfaces (HAI) in San Francisco, United States. It pays $149k-$224k a year and Level rates it Works on AI ●●●○; you can [apply on Salesforce](https://jobsbylevel.com/go/f92ea913-f5ae-48a5-a2b4-515d186fbfd0?utm_medium=ai-agent).

AI Level 3, AI centrality 67 out of 100. California - San Francisco.

## Details

- Company: [Salesforce](https://jobsbylevel.com/companies/salesforce)
- AI level: AI Level 3 (score 67 out of 100)
- Location: California - San Francisco
- Salary: $149k-$224k
- Posted: November 9, 2026
- Apply: https://jobsbylevel.com/go/f92ea913-f5ae-48a5-a2b4-515d186fbfd0?utm_medium=ai-agent
- Free CV review for this job: https://jobsbylevel.com/cv-review?job=senior-software-engineer-human-agent-interfaces-hai-at-salesforce-7d5c53

## Prepare for this job

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## Description

To get the best candidate experience, please consider applying for a maximum of 3 roles within 12 months to ensure you are not duplicating efforts. Job Category Software Engineering Job Details About Salesforce Salesforce is the #1 AI CRM, where humans with agents drive customer success together. Here, ambition meets action. Tech meets trust. And innovation isn’t a buzzword — it’s a way of life. The world of work as we know it is changing and we're looking for Trailblazers who are passionate about bettering business and the world through AI, driving innovation, and keeping Salesforce's core values at the heart of it all. Ready to level-up your career at the company leading workforce transformation in the agentic era? You’re in the right place! Agentforce is the future of AI, and you are the future of Salesforce. The Experience AI agents are changing how work gets done. Making them useful requires intuitive, reliable experiences that let people guide decisions, respond to requests and take action within their everyday tools. We’re building interfaces that bring people and agents together across business workflows. You’ll help shape how users collaborate with AI, combining customer-facing product development with the engineering foundations needed to support enterprise customers. The Team The Human Agent Interfaces (HAI) team builds the surfaces where people and agents work together, including notifications, task interactions, conversational and Copilot experiences, and the tools agents use to act on workflows. We’re a small team with broad ownership and a fast pace. You’ll work across the stack and own features from design and prototyping through implementation, rollout and customer feedback. Our work spans React, TypeScript, backend services, GraphQL, Model Context Protocol (MCP), and integrations with Microsoft Teams, Slack and email. What You’ll Actually Be Doing Design, build and ship intuitive experiences that help people and AI agents collaborate on business workflows. Develop full-stack features across web applications, conversational interfaces and collaboration platforms such as Microsoft Teams, Slack and email. Build APIs and agent tooling using technologies such as GraphQL, REST and MCP to connect users, agents and workflows. Create consistent interaction patterns that let users stay informed, provide input and complete work across channels. Build secure, reliable integrations, including authentication, authorization, notifications and account connectivity. Develop conversational and agentic experiences, using evaluations and customer feedback to improve quality and reliability. Own the feature lifecycle, from technical design and implementation through staged rollout, production operation and iteration. Shared Responsibilities: Partner with Product, Design, Customer Success and customers to translate needs into clear requirements and practical solutions. Write design documents and RFCs, build prototypes and communicate technical tradeoffs. Raise engineering quality through code review, automated testing, documentation and operational excellence. Use AI coding tools effectively and critically evaluate generated code for correctness, security, performance and maintainability. Mentor engineers and contribute to a collaborative team with strong technical judgment and shared ownership. Long-Term Strategic Impact: Shape the architecture and technical direction of interfaces that connect people, agents and business processes. Establish reusable patterns for integrations, interaction models and agent tooling as the product grows. Improve scalability, observability and reliability while keeping the team’s ability to deliver quickly. Help turn customer insights and emerging AI capabilities into a coherent product experience. You’re Our Person If… You have 6+ years of software engineering experience delivering production software, with scope and technical leadership appropriate to the Senior, Lead or Principal level. You have

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