Senior Software Engineer II

1 hour, 4 minutes ago
Full-time
Lead
Software Development
Extend

Extend

Extend is a technology company that offers powerful product and shipping protection solutions to merchants, helping them generate revenue and enhance customer loyalty. Their modern and cost-effective services provide a win-win situation for both busine...

Air Freight & Logistics
251-1K
Founded 2019

Description

  • Tackle ambiguous, cross-system problems across fulfillment and servicing, including refunds, replacements, and reverse logistics.
  • Own large features end to end from design through deployment, release, and monitoring.
  • Deliver scalable, event-driven, AI-native applications that improve the customer experience.
  • Collaborate with platform teams to improve overall system architecture.
  • Own the design, implementation, quality, and safety of AI and agentic features in production systems.
  • Mentor engineers across levels through code review, pairing, design collaboration, and coaching.
  • Drive adoption of tooling and engineering practices, including AI developer tooling.
  • Advocate for proactive technical investments such as refactors, observability improvements, upgrades, and technology adoption.
  • Communicate across product, design, solutions, and operations to align technical outcomes with business goals.

Requirements

  • 8+ years of full-stack experience.
  • Proven experience building distributed, highly available systems on AWS.
  • Hands-on serverless experience.
  • Demonstrated experience shipping AI/LLM features to production.
  • Strong instincts for API design, versioning, idempotency, and backwards compatibility.
  • Experience owning large, ambiguous, cross-system initiatives end to end.
  • Ability to influence beyond your team by aligning groups, simplifying complex ideas for leadership, and using data to support decisions.
  • History of mentoring across levels and driving team-wide improvements.
  • Strong data modeling and context engineering skills.
  • Fluency with advanced AI developer tooling and experience using it to increase delivery speed.
  • Exceptional communication with product, business stakeholders, designers, support, and engineers.
  • Expertise in TypeScript, Node.js, and React.

Benefits

  • Estimated base salary of $171,000 to $198,000 per year.
  • Full medical, dental, and vision benefits.
  • Stock/equity in an early-stage, fast-growing startup.
  • Generous, flexible paid time off policy.
  • 401(k) retirement plan with financial guidance from Morgan Stanley.
  • Collaborative and supportive team environment.

Interested in this position?

Apply directly on the company website

Apply Now

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