Extend
ECommerce
SeniorSoftwareEngineerII
Neural analysis suggests this role is
optimal for Senior candidates.
“Senior Software Engineer II at Extend. Skills: AI, LLM, Full-stack development, Cloud-native. Tackle ambiguous, cross-system problems. Own large features end to end”
Industry & Context.
Tackle ambiguous problems; Cross-system problems
What They're Looking For.
Must Have
8+ years full-stack experience, Building distributed, cloud-native applications, Serverless experience, Shipping AI/LLM features to production, API design instincts, Backwards compatibility instincts, Owning large, ambiguous, cross-system initiatives, Influencing beyond your team, Distilling complex ideas for leadership, Pushing back with data, Mentoring across levels, Driving team-wide improvements, Data modeling skills, Context engineering skills, Fluency with advanced AI developer tooling, Using AI tooling to ship more, Bringing teammates along, Exceptional communication across product, business stakeholders, designers, support, and engineers, Expert in TypeScript, Expert in Node.js, Expert in React
Nice to Have
Kubernetes experience a plus
What You'll Do.
cross-system problems
Own large features end to end
AI-native applications
Elevate customer experience
Collaborate with platform teams
Enhance overall system architecture
Own design of AI/agentic features
Own implementation of AI/agentic features
Own quality of AI/agentic features
Own safety of AI/agentic features
Mentor other engineers
Drive adoption of tooling
Drive adoption of practices
Codify effective habits
Advocate for proactive investments
Communicate fluently across teams
Align outcomes with business goals
How You'll Work.
Team & Collaboration
Cross-functional teams; Product teams; Design teams; Operations teams; Delivery teams; Engineering organization; Platform teams; Business stakeholders; Support teams
Communication Scope
Distilling complex ideas; Communicate fluently
Full Job Description
About Extend: Extend is revolutionizing the post-purchase experience for retailers and their customers by providing merchants with AI-driven solutions that enhance customer satisfaction and drive revenue growth. Our comprehensive platform offers automated customer service handling, seamless returns/exchange management, end-to-end automated fulfillment, and product protection and shipping protection alongside Extend's best-in-class fraud detection. By integrating leading-edge technology with exceptional customer service, Extend empowers businesses to build trust and loyalty among consumers while reducing costs and increasing profits. Today, Extend works with more than 1,000 leading merchant partners across industries, including fashion/apparel, cosmetics, furniture, jewelry, consumer electronics, auto parts, sports and fitness, and much more. Extend is backed by some of the most prominent technology investors in the industry, and our headquarters is in downtown San Francisco. About The Role: We are looking for an exceptional Senior Software Engineer II to join the Extend Fulfillments team, a core pillar driving our company's growth and customer satisfaction. This role offers a unique opportunity to build impactful software used by some of the largest ECommerce and Brick and Mortar merchants in the industry, and directly influencing how our merchants make their customers whole. You’ll partner closely with cross-functional teams in product, design, operations, delivery and the broader engineering organization - contributing significantly to a culture of innovation, continuous improvement, and excellence. What You'll Do: 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,
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