.png)
Build and ship full-stack fulfillment features covering refunds, replacements, reverse logistics, and servicing. Own features from design through deployment, release, and monitoring while developing scalable event-driven and AI-native applications. Build single-page applications, collaborate with designers and cross-functional teams, apply sound API and data modeling practices, and deliver AI/agentic features safely in production. Identify technical investments, communicate tradeoffs, and work independently through ambiguous problems.
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.
We are looking for an exceptional 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:- Build and ship features across all aspects of fulfillment and servicing, including refunds, replacements, reverse logistics, and more, taking on ambiguous problems with growing independence.
- Own features end to end, from design through building, deployment, release, and monitoring.
- Deliver scalable, event-driven, AI-native applications that elevate the customer experience.
- Build single-page applications, partnering with design on UX and owning client and server state management to ship polished, high-quality apps.
- Work with senior engineers and platform teams on system design, raising risks and tradeoffs early.
- Build, test, and monitor AI/agentic features in production, with clear attention to quality and safety.
- Use AI developer tooling daily to ship more, and share the habits that make it effective with your team.
- Spot and propose proactive investments (refactors, observability, upgrades) and deliver them in the areas you own.
- Communicate clearly with product, design, solutions, and other engineering teams so your work lines up with business goals.
- 4+ years of full-stack experience
- Hands-on experience building production systems on AWS, including serverless
- Demonstrated experience shipping AI/LLM features to production
- A solid grasp of API design, versioning, idempotency, and backwards compatibility — and why they matter where events drive money movement or fulfillment
- A track record of owning features end to end and working through ambiguous problems with limited direction
- Experience building production single-page applications with modern state management, and a habit of working closely with designers to turn UX into quality software.
- Sound data modeling skills and a working understanding of context engineering for agentic features
- Daily fluency with AI developer tooling and a habit of sharing what works with teammates
- Willingness to raise concerns early and push back with data
- Clear communication across product, business stakeholders, designers, support, and engineers
- Ability to form clear opinions and advocate for them
Expected Pay Range: $140,000 - $160,000 per year salaried*
*The target base salary range for this position is listed above. Individual salaries are determined based on a number of factors including, but not limited to, job-related knowledge, skills and experience.
Extend does not provide immigration-related sponsorship for this role.
Life at Extend:
- Working with a great team from diverse backgrounds in a collaborative and supportive environment.
- 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.
Extend CCPA HR Notice
Similar Jobs
Artificial Intelligence • Fintech • Insurance • Marketing Tech • Software • Analytics
Handle inbound calls and warm leads, assess customers’ insurance needs, recommend appropriate Property and Casualty coverage, and convert prospects into policyholders. The role includes paid licensing and training, customer relationship building, persuasive selling, accurate communication, and adherence to remote-work requirements. Employees must work four weekdays and one weekend day, complete licensing after hire, and maintain a dedicated workspace with qualifying wired internet.
Top Skills:
PcWired High-Speed Internet
Artificial Intelligence • Fintech • Insurance • Marketing Tech • Software • Analytics
Handles inbound calls and warm leads, consults customers on insurance needs, recommends appropriate property and casualty coverages, and converts prospects into policyholders. The role includes paid training and licensing support, customer relationship building, persuasive sales, schedule adherence, and remote work requirements. Representatives must obtain a P&C license, work four weekdays and one weekend day, and maintain a dedicated workspace with reliable wired high-speed internet.
Top Skills:
Cable/Fiber/Dsl InternetPersonal ComputerWired High-Speed Internet
Artificial Intelligence • Fintech • Insurance • Marketing Tech • Software • Analytics
Handle inbound calls and warm leads, consult customers on property and casualty insurance needs, recommend appropriate coverage, and convert prospects into policyholders. The role includes paid training and licensing support, remote work, provided equipment, commission opportunities, and benefits. Representatives must work four weekdays and one weekend day, maintain a compliant home office, and obtain a Property and Casualty license after hire.
Top Skills:
Cable/Fiber/Dsl InternetPcWired High-Speed Internet
What you need to know about the Chicago Tech Scene
With vibrant neighborhoods, great food and more affordable housing than either coast, Chicago might be the most liveable major tech hub. It is the birthplace of modern commodities and futures trading, a national hub for logistics and commerce, and home to the American Medical Association and the American Bar Association. This diverse blend of industry influences has helped Chicago emerge as a major player in verticals like fintech, biotechnology, legal tech, e-commerce and logistics technology. It’s also a major hiring center for tech companies on both coasts.
Key Facts About Chicago Tech
- Number of Tech Workers: 245,800; 5.2% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: McDonald’s, John Deere, Boeing, Morningstar
- Key Industries: Artificial intelligence, biotechnology, fintech, software, logistics technology
- Funding Landscape: $2.5 billion in venture capital funding in 2024 (Pitchbook)
- Notable Investors: Pritzker Group Venture Capital, Arch Venture Partners, MATH Venture Partners, Jump Capital, Hyde Park Venture Partners
- Research Centers and Universities: Northwestern University, University of Chicago, University of Illinois Urbana-Champaign, Illinois Institute of Technology, Argonne National Laboratory, Fermi National Accelerator Laboratory
