Senior Backend Engineer

Doctronic | New York City ONSITE (Hybrid) | Reports to CEO The Mission Let's make healthcare free and accessible to everyone through AI. We need backend infrastructure that can scale our AI doctor platform to billions of consultations while maintaining medical safety and HIPAA compliance. What You'll Build Healthcare API Infrastructure Scalable APIs using Python, FastAPI, AWS handling millions of monthly requestsRESTful API development supporting our AI healthcare toolsReal-time data processing for sensitive patient information (HIPAA-compliant)Internal API architecture for web platform and AI coordination Integration & Data Systems Secure health record exchange with EHR systems, QHINs, healthcare networksThird-party integrations: telehealth providers, analytics platforms, healthcare APIsLarge-scale sensitive data processing with encryption and compliance safeguardsPartner API integrations across dozens of diverse healthcare systems Scale & Reliability Database optimization for high-volume healthcare data with complex queriesRedis for secure caching and session management in healthcare environmentsError handling, failover systems, disaster recovery for mission-critical servicesPerformance optimization for rapid user growth AI System Integration Backend coordination for AI tools and decision-making workflowsPython-based deterministic systems working alongside AI agents for clinical accuracyAPIs supporting model inference, data preprocessing, result processingInfrastructure for AI safety: validation layers and human escalation protocols You'll also work on healthcare compliance automation, advanced monitoring, multi-region deployment, and backend foundation for next-generation AI healthcare features. How We Work Engineering-first org: no project managers, just senior engineersFlat structure with direct CEO reporting and high autonomyOwn features end-to-end from minimal specs to productionAI coding tools encouragedShip fast with good judgment; daily standups for alignment, not micromanagement Required Qualifications Education & Background CS degree OR equivalent demonstrated expertiseEngineering, Math, or related technical degrees welcomed with strong programming foundationPreference for graduates from top programs at top universitiesPreference for founders, founding engineers, or extensive startup experienceIndependent problem solver who collaborates well cross-functionally Technical Expertise 6+ years backend engineering with Python and API developmentFastAPI, Flask, or similar Python web frameworksCloud services experienceRESTful APIs, high-volume traffic handlingRelational databases (PostgreSQL, MySQL) and optimizationRedis, caching strategies, distributed systems design System Design & Integration Third-party API integrations and webhook managementMicroservices architecture and distributed system patternsSecurity best practices for sensitive data and API designCI/CD pipelines, containerization (Docker), deployment automationMonitoring, logging, observability tools Preferred Qualifications Systems for healthcare, fintech, or regulated industriesHealthcare data standards (HL7, FHIR) and HIPAA complianceHigh-scale data processing and real-time systemsAI/ML systems and model serving infrastructureMessage queues, event-driven architectures, async processingHealthcare workflows, EHR systems, telehealth platformsSeed/Series A experience in healthcare or technologyAdvanced degree in CS, Engineering, or related field What We Offer Competitive salary plus significant equityBuild infrastructure transforming healthcare accessibility for millionsDirect CEO reporting with significant autonomyAccess to leading technologies and healthcare expertsBenefits reimbursement Funding & Momentum Union Square Ventures led our seed (Feb 2025)Lightspeed Venture Partners preempted our Series A six months later (Aug 2025)Abstract preempted our Series B five months later (Jan 2026)Significant equity stake in fast-moving, well-backed company About Doctronic Doctronic is the #1 AI Doctor, revolutionizing direct-to-patient healthcare through our proprietary AI system. Doctronic is the first AI legally authorized to practice medicine. We're processing millions of consultations monthly with 99%+ treatment plan accuracy validated by board-certified clinicians. Our platform (doctronic.ai) provides free, anonymous, HIPAA-compliant AI consultations alongside affordable human physician visits ($40) available 24/7 across all 50 states via instant video, scheduled video, or async text. Compensation Range: $85K - $240K