Manager, Sales Engineering

Affirm, Inc.; St. Louis (MO); Remote; USD 185,000 - 245,000; Full time

Benefits offered by this job

Health coverage for you and dependents

Tech setup stipends

Flexible time off

Employee stock purchase plan (ESPP)

Job summary

Affirm, Inc. is seeking a leader to grow a Sales Engineering team, guiding technical discovery, integration discussions, and solution demonstrations for merchant customers. The role involves hands-on deal support, API expertise, and cross-functional collaboration to win new business.

You will mentor engineers, drive performance, and maintain deep knowledge of Affirm products and APIs, while fostering an inclusive team culture. Remote-first with domestic flexibility.

Qualifications

• BA/BS in business or technology required.
• 4–6+ years in Sales Engineering or similar role.
• 3–4 years of people management experience.

Responsibilities

• Lead, mentor, and grow a team of Sales Engineers with clear expectations.
• Support live technical discovery and solution presentations in deals.
• Partner with merchant leaders and guide integration discussions.
• Develop knowledge of Affirm products, APIs, and integration options.
• Coach teams on API-based integrations and sandbox testing.
• Use AI tools in technical work and teach teams to apply them.
• Collaborate with Engineering, Product, and Revenue to win business.
• Translate merchant needs into actionable product feedback.
• Foster a respectful, growth-focused team environment.

Skills

Sales Engineering

Team leadership

Technical sales

Customer engagement

Mentoring

Education

BA/BS in Business or Tech

Tools

API integrations

Sandbox environments

Prototyping tools

Job description

At Aff… moments that matter -giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most.

What You'll Do

• Lead, mentor, and grow a team of Sales Engineers, setting clear expectations for technical proficiency, merchant engagement, and performance.
• Actively participate in deals alongside your team, supporting live technical discovery, integration discussions, and solution presentations.
• Partner with merchant technical and business leaders when an opportunity requires leadership involvement.
• Develop and maintain deep working knowledge of Affirms products, APIs, and integration options so you can evaluate solutions, explain tradeoffs, and help resolve technical blockers.
• Build, test, and troubleshoot integrations in sandbox or simulated merchant environments, and coach the team to develop the same practical capabilities.
• Use AI development tools in your own technical work and coach the team to apply them effectively when building prototypes, developing integrations, and testing solutions, with accountability for the quality and correctness of the resulting code.
• Collaborate with Engineering, Product, and Revenue to design effective merchant solutions, address integration gaps, and win new business.
• Translate merchant requirements and recurring technical challenges into actionable product feedback and improvements to internal processes.
• Create a respectful, supportive environment where diverse perspectives contribute to better decisions and team members receive clear feedback and opportunities to grow.

What We Look For

• Passion and drive to change consumer banking for the better.
• BA/BS degree in business or technology.
• 4-6+ years of experience in Sales Engineering, Solutions Engineering, or a comparable customer-facing technical role, and 3-4 years of people management experience.
• A track record of developing technical talent, setting clear expectations, and holding teams accountable for results.
• Demonstrated ability and willingness to stay hands-on while managing a team, including personally leading technical customer conversations and helping advance deals.
• Practical experience building, testing, and troubleshooting API-based integrations, with proficiency in at least one programming language.
• Strong technical judgment and the ability to translate business requirements into integration recommendations, explain tradeoffs, and identify implementation risks.
• Excellent communication skills, with the ability to build credibility with developers, business stakeholders, and senior leaders.

Base Pay Grade - M

Equity Grade - 8

USA Pacific OTE (CA, WA, NY, NJ, CT): $185,000 - $245,000

USA Sapphire OTE (all other U.S. states): $164,000 - $224,000

Please note that visa sponsorship is not available for this position.

Remote-first with flexibility built in

Affirm is proud to be a remote-first company. Most roles can be done from almost anywhere within the country of employment. Some positions may occasionally require in-person work at an Affirms office, and a few are office-based due to the nature of the work. All new hires will be invited to attend an in-person onboarding experience.

Benefits Designed For You

Our benefits reflect our commitment to care, transparency, and flexibility. Here are a few highlights:

• Health coverage at no cost: We cover 100% of premiums for employees and their dependents.
• Spending stipends: Monthly stipends support your tech setup, and the ability to choose health and wellness options that are right for you.
• Time off to recharge: Flexible time off and generous holiday calendars help you rest when you need to.
• Own a piece of what you build: Our employee stock purchase plan (ESPP) lets you buy Affirms stock at a discount.

We’re committed to providing an inclusive interview process, including accommodations for candidates with disabilities. If you need support, we’re happy to help.

For positions based in San Francisco or Los Angeles: Affirms considers qualified applicants with arrest and conviction records, as required by law.