Staff Solutions Engineer

Block Block · Fintech · VIC, Australia · Remote · 20408 S&M - Sales - Square RevOps & Enablement

Staff Solutions Engineer at Block (Afterpay) responsible for driving complex partner and merchant integrations, acting as a senior technical leader, designing and delivering technical solutions, and collaborating with Sales, Partnerships, and Product teams. Requires strong API, full-stack development, and communication skills within the fintech/commerce domain.

What you'd actually do

  1. Partner with Sales, Relationship Management, Partnerships to support developers integrating with our platform
  2. Design and deliver technical solutions, including building proof-of-concepts, custom reports, sample integrations, and troubleshooting complex issues.
  3. Act as a trusted technical advisor - translating business requirements into scalable integration approaches and advocating for best practices.
  4. Collaborate closely with product and engineering teams to surface customer feedback and influence the roadmap.
  5. Create and deliver compelling demos, presentations, and technical deep dives for both executive and engineering stakeholders.

Skills

Required

  • 8+ years of experience in technical customer-facing roles (partner engineering, solutions architecture, sales engineering), working with enterprise merchants or global partners.
  • Deep hands-on technical expertise – comfortable building with APIs, debugging integrations, and guiding developers through complex implementations.
  • Prior professional experience with full-stack development and proficiency in at least one programming language, with the ability to rapidly learn new tools and technologies.
  • Strong communication skills, with the ability to bridge technical and non-technical audiences and influence senior stakeholders.
  • Proven success leading technical projects or initiatives end-to-end in globally distributed, multicultural teams.
  • A strong understanding of payments, fintech, or commerce platforms.
  • Experience presenting to technical and executive audiences in both structured and impromptu settings.

Nice to have

  • Additional languages (ie Mandarin) is a plus