Senior Software Engineer

🕒 June 2

🇺🇸 United States – Remote

💵 $171k - $198k / year

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

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Extend

WebsiteLinkedInAll Job Openings

201 - 500 employees

🛍️ eCommerce

🔌 API

🤝 B2B

eCommerce • API • B2B

Extend is a company that helps merchants generate revenue and protect their customers through modern product and shipping protection solutions. They offer protection plans from product failure and accidental damage to shipping issues like porch pirates and damaged deliveries. Extend provides a platform that is easy to integrate with eCommerce platforms like Shopify and BigCommerce. This enables merchants to easily offer protection plans and manage claims, with most being resolved in 90 seconds or less. The company focuses on improving profit margins and enhancing the customer experience by offering easy claim filing and turning customers into long-term advocates.

📋 Description

• Tackle ambiguous, cross-system problems spanning all aspects of fulfillment and servicing • Own large features end to end, from design through deployment, release, and monitoring • Deliver scalable, event-driven, AI-native applications that elevate the customer experience • Collaborate with platform teams to enhance overall system architecture • Own the design, implementation, quality and safety of AI/agentic features in production systems • Mentor other engineers across levels through code review, pairing, design collaboration and coaching • Drive adoption of tooling and practices, including AI developer tooling, and codify the habits that make them effective • Advocate for the proactive investments — refactors, observability, upgrades, technology adoption - that enable continuous improvement • Communicate fluently across product, design, solutions, and ops to align outcomes with business goals

🎯 Requirements

• 8+ years of full-stack experience • Proven track record building distributed, cloud-native applications, with hands-on serverless experience • Demonstrated experience shipping AI/LLM features to production • Strong instincts for API design and backwards compatibility — especially where events drive money movement or fulfillment • A track record of owning large, ambiguous, cross-system initiatives end to end • Proven ability to influence beyond your team — aligning groups, distilling complex ideas for leadership, and pushing back with data • A pattern of mentoring across levels and driving team-wide improvements that outlast any single project • Strong data modeling and context engineering skills that ensure application quality and sound agentic decisioning • Fluency with advanced AI developer tooling, a track record of using it to ship more, and a habit of bringing teammates along • Exceptional communication across product, business stakeholders, designers, support, and engineers • Expert in TypeScript, Node.js, and React.

🏖️ Benefits

• Competitive salary based on experience, with full medical and dental & vision benefits. • Stock in an early-stage startup growing quickly. • Generous, flexible paid time off policy. • 401(k) with Financial Guidance from Morgan Stanley.