Staff Software Engineer (Full Stack, TypeScript/React)

Salary: $150,000 - 180,000 per year

• Bachelors degree or equivalent practical experience
• 8+ years of professional software engineering experience, or equivalent impact
• Strong expertise in TypeScript and modern JavaScript ecosystems
• Solid understanding of backend development, APIs, and data persistence
• Proven ability to influence technical decisions beyond your own tasks
• Strong communication skills and a collaborative mindset
• Java experience is a plus
• Familiarity with AWS is preferred
• Production experience with Next.js and full-stack web applications is preferred
• Familiarity with SaaS platforms, transactional systems, or data-heavy applications is preferred
• Experience improving or operating production systems used by real customers is preferred
• A background in retail, resale, or inventory-driven systems is a plus

• Influence architecture and design decisions across our platform
• Define and evolve engineering standards for code quality, testing, performance, and reliability
• Identify technical risks and proactively develop solutions that can scale with our business
• Balance near-term product delivery with long-term maintainability
• Design, build, and maintain full-stack features using TypeScript and Next.js
• Contribute to backend services, APIs, and data models supporting complex resale workflows
• Write production-ready code and provide constructive code reviews
• Improve system performance, observability, and developer experience
• Collaborate with product, support, and operations teams to understand customer needs
• Translate business problems into practical, scalable technical solutions
• Mentor engineers through design discussions, reviews, and day-to-day collaboration
• Strengthen our teams technical maturity through example and guidance
• Contribute to our platforms long-term architectural vision
• Lead or guide refactoring, migrations, and modernization as our product grows
• Simplify systems and reduce operational overhead

• AWS
• Backend
• Support
• Java
• JavaScript
• TypeScript
• Web
• Cloud
• Frontend
• Fullstack

More:

We build the software platform powering resale businesses, supporting inventory, sales, payouts, and operations with reliable tools for real-world retail workflows. Were developing new products, smarter automation, and platforms for the evolving circular economy. In this senior, hands-on role, youll help shape the technical direction and long-term health of our mature, revenue-generating SaaS platform as part of a small, experienced engineering team. We value pragmatic solutions, clean code, and sustainable systems, and offer meaningful technical ownership and room to lead. Compensation is $150,000–$180,000 per year, with health, dental, and vision insurance, 401(k) matching, paid holidays, sick time, and paid time off. The position is hybrid remote in Dedham, Massachusetts.

last updated 43 week of 2026