Full-Stack Engineer — React Native/PHP

Spree | Tempe / Phoenix, AZ | Full-time | Hybrid preferred (spree-app.com)Spree is a nightlife discovery and venue technology platform. We’re looking for our first full-time in-house engineer to join us long term and work directly with the founder across our mobile product and backend infrastructure. This is a hands-on role with significant technical ownership. You’ll work within our existing production codebase, strengthen platform reliability, and build new consumer and venue-facing features as Spree grows. Maintaining and extending our PHP backend is a core part of this role, with a goal of migration to PostgreSQL in the immediate future.What you’ll work withReact Native / Expo — iOS & AndroidPHP / REST APIsSQLiteAWSIntegrations including Mapbox, Stripe, and TwilioWhat you’ll work onBuild polished consumer mobile experiences with attention to layout, interactions, and performance.Develop and maintain backend APIs, database interactions, and business logic.Improve core flows including authentication, purchases, check-ins, and pass redemption.Debug issues across the mobile app, backend, and third-party integrations.Strengthen testing, deployment practices, and technical documentation.Work directly with the founder to turn product priorities into reliable, well-designed features.What we’re looking forStrong React Native / Expo experience, or substantial mobile development experience with the ability to contribute effectively in React Native.Strong backend experience building and maintaining production APIs and systems.Hands-on PHP experience strongly preferred. Candidates experienced in other backend languages are welcome, but must be able and willing to understand, debug, and extend our existing PHP codebase.Experience with SQL and relational databases; SQLite-specific experience is not required.Comfort with authentication, payment integrations, cloud infrastructure, and production troubleshooting.Ability to understand and improve an existing codebase.Strong attention to UI detail and consumer product quality, supported by examples of previous work.Ability to work independently, communicate clearly, and exercise sound technical judgment.Experience with AWS, app-store releases, and maintaining live mobile applications is a plus.The opportunityAs Spree’s first full-time in-house engineer, you’ll help shape the product, make meaningful technical decisions, and establish engineering practices as the company grows. This is a long-term role with increasing responsibility and a direct working relationship with the founder.Professional experience, startup experience, shipped products, and strong independent work are all valued.Compensation: Cash compensation based on experience, with potential equity for the right long-term fit.To apply: Submit your résumé and, if available, a GitHub profile, portfolio, or examples of shipped products.