Full-Stack Developer AI-Powered SaaS Platform (D50 AI)

Description About D50 AID50 AI is building the future of AI-powered marketing & business automation. Were a fast-growing startup that combines cutting-edge AI technology with practical business solutions. Were looking for an exceptional Full-Stack Developer who can take ownership of the entire platform and drive it forward independently. The RolePosition: Full-Stack Developer (Full-Time Hybrid)Location: Dubai UAECompensation: Competitive salary equityStart Date: ImmediateYoull be the lead developer responsible for:Building and maintaining our multi-engine SaaS platformImplementing new features across Lead Gen Content and AI Agent enginesIntegrating external APIs (VAPI HeyGen Stripe etc.)Deploying and managing production infrastructureWorking directly with the founder to shape product directionThis is a high-impact role where youll have full ownership and autonomy. Key ResponsibilitiesDevelopment (70%)Implement new features across all enginesBuild tRPC procedures and frontend UIIntegrate external APIs (VAPI HeyGen Workable etc.)Write database migrations and queriesOptimize performance and scalabilityInfrastructure (15%)Deploy to RailwayManage environment variables and secretsMonitor production healthDebug and fix issuesSet up CI/CD pipelinesCollaboration (15%)Work directly with founder on product directionDocument code and architectureReview and refactor existing codeCommunicate progress and blockersParticipate in planning and strategy Must-Have Qualifications1.5 years of full-stack development experience2 years working with the exact tech stack listed above (React TypeScript tRPC Drizzle)3 years building AI agents or agentic systems experience with complex SaaS platforms (multi-tenant payments integrations) portfolio of production applications youve built English communication (written and verbal)-starter who can work independently without constant supervision solver who can debug complex issues across the stack learner who can pick up new APIs and technologies quickly full-time (40 hours/week) Nice-to-Have QualificationsExperience with Inngest (background jobs)Experience with VAPI or Bland AI (AI calling platforms)Experience with HeyGen (AI avatar videos)Experience with Stripe Connect (marketplace payments)Experience with OpenClaw or Puppeteer (browser automation)Experience with LangChain or LangGraph (agent frameworks)Experience with MongoDB and MySQL togetherExperience with Railway deploymentExperience building recruitment/hiring toolsExperience building content creation toolsExperience building lead generation tools What Makes You Stand OutYouve built and deployed AI agents in productionYouve worked on multi-engine SaaS platforms beforeYou can show us GitHub repos of complex projects youve builtYou have experience with Manus Cursor or Claude CodeYouve integrated 10 external APIs in a single projectYouve managed 200 database tables in productionYouve built marketplace platforms with paymentsYoure comfortable working with both SQL and NoSQL databasesYou can work independently and make architectural decisionsYoure passionate about AI and automation Automatic DisqualifiersWe will NOT consider applications if: You dont have AI agent experience You havent worked with our tech stack (React TypeScript tRPC Drizzle) You dont answer ALL screening questions You provide generic/copy-paste answers You cant provide portfolio links Youre not available full-time You cant start within 2 weeks You dont have strong English communication skills Ideal Candidate ProfileYou are:A senior full-stack developer with 5 years experienceAn AI agent enthusiast whos built autonomous systemsA fast learner who can pick up new technologies quicklyA problem solver who thrives on complex challengesA self-starter who doesnt need hand-holdingPassionate about AI and automationExcited about startups and high-growth environmentsAvailable immediately and ready to hit the ground runningYou have:Built production SaaS platforms with payments and integrationsWorked with complex databases (100 tables)Integrated multiple external APIs (10)Built AI agents that make decisions autonomouslyUsed AI coding tools (Manus Cursor Claude Code etc.)A strong portfolio of projects you can showExcellent communication skills (English)A growth mindset and hunger to learnYou want:High impact - your work mattersAutonomy - you own the productGrowth - become CTO as we scaleCutting-edge tech - work with latest AIRemote flexibility - work from anywhereEquity stake - share in company success How to ApplySend your application to: Subject Line: Full-Stack Developer - Your NameInclude: to ALL 10 screening questions resume/CV to 3 portfolio projects to your GitHub LinkedIn and personal website (if any)5.A brief video introduction (2-3 minutes) explaining:Who you areYour experience with our tech stackThe most complex AI agent youve builtWhy you want to work at D50 AIApplications without complete answers will be automatically rejected. About the FounderSoltane is an entrepreneur