Senior Software Engineer

At Cofactr, we're redefining the electronics supply chain with a platform that combines powerful software, an electronics marketplace, and in-house logistics support. We're a startup looking for skilled individuals who can handle ambiguity and complexity while remaining pragmatic. We're seeking a Staff Fullstack Engineer to help architect and build product features that transform how customers manage their components and data. This role is hands-on and high-impact: you'll own features end-to-end, lead technical decisions, mentor others, and help shape our engineering culture as we scale.

* Design, build, and own product functionality across the stack * Lead projects and make critical technical trade-offs, balancing performance, scalability, and user experience * Collaborate closely with product managers, designers, and customer-facing teams to translate complex requirements into intuitive solutions * Champion technical excellence in code quality, testing, accessibility, and performance * Contribute to technical leadership by guiding peers, surfacing risks, and ensuring alignment with product goals * Potentially step into a hands-on management role as the team grows

VisaUS citizen/visa only

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* 5+ years of experience building and scaling complex SaaS products * Strong backend experience with Python and Postgres * Solid front-end experience, ideally with React and TypeScript * Proven ability to ship high-quality features from design to production in a startup environment * Excellent communication skills—able to partner with product and non-technical stakeholders, surface key insights, and bring others along in decision-making * Experience in technical leadership: setting direction, mentoring, and guiding teams through ambiguity * Startup mentality: you are resilient, pragmatic, and ambitious, and you know how to push for impact while maintaining strong working relationships

• Competitive salary and equity

• 100% employee premium coverage of health, dental, and vision plans

• FSA offerings

• 401(k) with 4% company matching

• flexible time off policy

• Commuter benefits with a company contribution

We are an equal opportunity employer that values and welcomes diversity. All qualified applicants will receive consideration for employment regardless of race, color, religion, gender, gender identity or expression, sexual orientation, national origin, citizenship or immigration status, genetics, disability, age, or veteran status.

To conform to U.S. Government technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR here .

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