Full Stack Engineer

Pay: $120,000.00 – $160,000.00 per yearThis role is ONSITE in Aventura, Florida.Senior Full Stack Developer — Revenue Systems & AutomationRoleWe are seeking a Senior Full Stack Developer to design, build, and own the custom software, integrations, and automation that power our revenue engine. This is not a CRM administration role — rather than configuring off-the-shelf tools, you will build the systems on top of and between them: lead routing engines, real-time dashboards, automation services, AI-driven workflows, and the APIs that tie our CRM, dialer, ads, and analytics stack together.This is a mission-critical engineering role. The systems you build directly determine how fast our revenue teams move, how accurate our data is, and how efficiently our funnels convert. You will work close to the business, ship quickly, and own your work end to end — from data model to API to UI.Core ResponsibilitiesApplication & Systems DevelopmentDesign and build internal tools, services, and automations across the full stack (frontend, backend, data layer)Translate revenue and operations requirements into well-architected, maintainable softwareOwn features end to end — from technical design through deployment, monitoring, and iterationIntegrations & API EngineeringBuild and maintain integrations across our stack (HubSpot, Mixpanel, Aloware, Meta, Google, and others)Design and implement API layers, webhooks, and data-sync services between systemsDiagnose and resolve API issues, sync failures, and attribution gaps at the sourceData Engineering & ArchitectureDesign data models and schemas that keep information clean, structured, and reliable across systemsBuild data pipelines and validation logic to enforce integrity and prevent driftSupport reporting reliability with trustworthy, well-instrumented data flowsAutomation & Workflow SystemsBuild automation that drives lead routing, assignment, lifecycle progression, and speed-to-leadDevelop AI/LLM-powered workflows for re-engagement, qualification, and rep enablementIdentify and eliminate breaks and leakage in automated funnel logicReporting & Analytics InfrastructureBuild and maintain dashboards and reporting infrastructure for sales and marketing leadershipInstrument systems for real-time funnel monitoring and proactive issue detectionEnsure accuracy of key metrics (speed-to-lead, conversion rates, ROAS) at the data layerReliability, Performance & OwnershipOwn the uptime, performance, and scalability of the systems you buildAudit funnels end to end (ads → forms → CRM → sales activity) and fix breaks in lead flow and attributionProactively harden systems against failure as volume growsQualifications5–8+ years of professional full stack software development experienceStrong proficiency with modern languages and frameworks (e.g., JavaScript/TypeScript, Node.js, React, Python)Deep experience building and consuming APIs (REST, webhooks, OAuth) and integrating third-party systemsSolid database and data-modeling skills (SQL, schema design); data warehousing experience a plusComfortable across the stack: backend services, frontend UI, and the data layer in betweenExperience with cloud platforms (GCP or AWS) and serverless/scripting environmentsHighly analytical, with strong attention to detail and a bias toward shippingBonus: experience with CRM platforms (HubSpot), product analytics (Mixpanel/Segment), AI/LLM integration, or revenue/marketing operations systems