Senior Software Engineer II - Fulfillments
New
E
ExtendE-commerce
Remote, USFull-TimeSenior
Salary171,000 - 198,000 USD per year
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Job Details
- Experience
- 8+ years
- Required Skills
- AWSNode.jsArtificial IntelligenceTypeScriptServerlessReactData modelingLLM
Requirements
- 8+ years of full-stack experience
- Proven track record building distributed, highly available systems on AWS, with hands-on serverless experience
- Demonstrated experience shipping AI/LLM features to production
- Strong instincts for API design, versioning, idempotency, and backwards compatibility
- A track record of owning large, ambiguous, cross-system initiatives end to end
- Proven ability to influence beyond your team
- A pattern of mentoring across levels and driving team-wide improvements
- 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
- Expert in Node.js
- Expert in React
Responsibilities
- Tackle ambiguous, cross-system problems spanning all aspects of fulfillment and servicing — refunds, replacements, reverse logistics, and more
- 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
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