Full-Stack Developer: Unlock Local Trade Through Smart Exchanges

We accomplish this through a web app that matches member organizations based on their needs and offers, enabling direct exchanges using an internal mutual credit system for recordkeeping. The credits can be gamified to incentivize actions that create positive social and environmental outcomes.,The ImpactHelp us solve the "last mile" problem that's holding back community economies. When a graphic designer wants to trade services with a caterer, they shouldn't need complex logistics—just a seamless handoff. You'll build the in-app features that turn these business connections into actual transactions, multiplying the volume of cash-free exchanges and strengthening local supply chains.The ChallengeRight now, businesses match on involveMINT but struggle to coordinate the final exchange. Your work will bridge this gap by implementing intuitive UX flows that guide Business A and Business B through every step—from initial agreement to successful delivery—all without leaving the platform.The result? More small businesses trading services without cash. More sustainable local economies. More proof that mutual credit systems work.What You'll BuildYou'll implement a professionally-designed exchange orchestration system that includesStructured exchange flows for the three critical elements cost, delivery method, and payment termsSmart confirmation systems that minimize negotiation friction while maintaining flexibilityProgress tracking so both parties always know what's nextIntegrated messaging for edge cases, with structured flows as the defaultThe UX designs are complete (created in partnership with Develop for Good), so you'll focus on bringing them to life in our modern tech stack.Your Tech PlaygroundModern, production-ready stack Frontend React Router v7 (Framework Mode) + Tailwind CSSBackend PostgreSQL with Prisma ORMInfrastructure Fly.io via DockerIntegrations Clerk (auth), Cloudinary (images)You'll have support Software development board member for technical guidanceActive volunteers familiar with the codebaseComplete UX specifications ready for implementationExisting design system to followWho Thrives HereYou're a great fit if you Love building features that directly impact real people and businessesEnjoy implementing well-designed UX flows with attention to detailHave experience with React, TypeScript, and modern web developmentWant to contribute meaningfully without the pressure of starting from scratchBelieve in alternatives to traditional economic systemsBonus points for Experience with transactional flows or marketplace featuresFamiliarity with mutual credit or community currency systemsInterest in cooperative economics or regenerative business modelsTime CommitmentFlexible—work fits your schedule. This is a high-impact feature that could range from a focused sprint (10-15 hours) to ongoing contributions as you have capacity.Why This MattersEvery exchange you enable representsA small business meeting a need without spending cashStronger relationships in the local business communityProof that mutual credit systems can scaleOne more step toward sustainable, community-driven economiesReady to turn connections into real economic activity? Join us in building the infrastructure for a new kind of marketplace—one where businesses thrive by supporting each other.