Software Engineer Backend

Position Summary

We’re looking for a passionate and experienced Staff Software Engineer to join our team that owns the core of our payments technology. In this role, you’ll help design, build, and scale both our payments platform and customer‑facing payment products, ensuring they are secure, reliable, and performant. You’ll collaborate closely with product managers, designers, and fellow engineers to deliver seamless payments experiences that power every transaction.

• Architect, design, and evolve scalable, high‑performance APIs in a distributed environment that power Web, Mobile, and partner integrations
• Lead integrations with payment processors and alternative payment rails, ensuring reliability, compliance, and future extensibility
• Collaborate cross‑functionally with Product, Risk, Finance, and Operations to translate business requirements into resilient technical solutions
• Drive the full software development lifecycle, from technical design and implementation through testing, deployment, and post‑launch support
• Mentor and guide engineers across the team, setting high standards for system design, security, scalability, and code quality
• Champion operational excellence by building and enforcing practices around observability, documentation, monitoring, and alerting
• Proactively identify, troubleshoot, and resolve complex technical issues to maintain high availability and seamless customer experiences

• 8+ years of full‑stack development experience with Node.js, Type Script, NestJS, React, HTML, and CSS
• Experience with cloud infrastructure, preferably AWS
• Strong system‑design skills with a focus on scalability, reliability, and security
• Excellent communication skills and a collaborative, leadership‑oriented mindset
• Passion for clean, maintainable code, mentoring others, and continuous improvement

• Knowledge of Stripe, Quick Books, or similar payment platforms
• Experience with C#
• Experience with Datadog or similar observability tools
• Experience in Fin Tech or other highly regulated industries
• Previous work with real‑time payment processing systems

• Work on impactful projects that enable sustainability and energy solutions.
• Competitive salary and benefits package.
• Opportunity for professional growth in a collaborative, inclusive, and fast‑paced environment.
• Work with a passionate, forward‑thinking team dedicated to making a difference.

$155,400 - $193,500 a year

Base pay range (CA, WA, NJ, MA, DC, NYC) per year: $170,900 - $193,500

Base pay range (all other US locations) per year: $155,400 - $175,900

In addition to the above salary, this role may be eligible for a bonus and equity.

Job duties include additional responsibilities as assigned by one’s supervisor or other managers related to the position/department. This job description is meant to describe the general nature and level of work being performed; it is not intended to be construed as an exhaustive list of all responsibilities, duties and other skills required for the position. The Company reserves the right at any time with or without notice to alter or change job responsibilities, reassign or transfer job position or assign additional job responsibilities, subject to applicable law.

The Company shall provide reasonable accommodations of known disabilities to enable a qualified applicant or employee to apply for employment, perform the essential functions of the job, or enjoy the benefits and privileges of employment as required by law.

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