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Full-Stack Software Engineer with 15+ years of experience and 23+ independently shipped production platforms. Specializes in multi-tenant SaaS architecture, PostgreSQL/Supabase with Row-Level Security, and AI-powered workflows built directly on the Anthropic Claude API. Comfortable owning end-to-end product delivery—from database schema and RBAC design through Next.js/React front ends, deployment, and client handoff—without backend or design handoff friction. Recent work includes healthcare compliance, AI hiring/ATS workflows, Web3 tooling, and fintech/proptech investment platforms.…Full-Stack Software Engineer with 15+ years of experience and 23+ independently shipped production platforms. Specializes in multi-tenant SaaS architecture, PostgreSQL/Supabase with Row-Level Security, and AI-powered workflows built directly on the Anthropic Claude API. Comfortable owning end-to-end product delivery—from database schema and RBAC design through Next.js/React front ends, deployment, and client handoff—without backend or design handoff friction. Recent work includes healthcare compliance, AI hiring/ATS workflows, Web3 tooling, and fintech/proptech investment platforms.

Juan D. Montero

Full Stack Developer, Back-End Developer, Front-End Developer, +7

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Full-Stack Software Engineer with 15+ years of experience and 23+ independently shipped production platforms. Specializes in multi-tenant SaaS architecture, PostgreSQL/Supabase with Row-Level Security, and AI-powered workflows built directly on the Anthropic Claude API. Comfortable owning end-to-end product delivery—from database schema and RBAC design through Next.js/React front ends, deployment, and client handoff—without backend or design handoff friction. Recent work includes healthcare compliance, AI hiring/ATS workflows, Web3 tooling, and fintech/proptech investment platforms.…Full-Stack Software Engineer with 15+ years of experience and 23+ independently shipped production platforms. Specializes in multi-tenant SaaS architecture, PostgreSQL/Supabase with Row-Level Security, and AI-powered workflows built directly on the Anthropic Claude API. Comfortable owning end-to-end product delivery—from database schema and RBAC design through Next.js/React front ends, deployment, and client handoff—without backend or design handoff friction. Recent work includes healthcare compliance, AI hiring/ATS workflows, Web3 tooling, and fintech/proptech investment platforms.

Available to hire

Full-Stack Software Engineer with 15+ years of experience and 23+ independently shipped production platforms. Specializes in multi-tenant SaaS architecture, PostgreSQL/Supabase with Row-Level Security, and AI-powered workflows built directly on the Anthropic Claude API.

Comfortable owning end-to-end product delivery—from database schema and RBAC design through Next.js/React front ends, deployment, and client handoff—without backend or design handoff friction. Recent work includes healthcare compliance, AI hiring/ATS workflows, Web3 tooling, and fintech/proptech investment platforms.

Skills

Experience Level

Expert

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Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Spanish; Castilian

Fluent

Work Experience

Compliance OS — UAE Health Care Government Authorities at Compliance OS (UAE healthcare compliance platform)

May 1, 2026 - August 1, 2026

Purpose-built SaaS platform for UAE medical facilities pursuing JCI, DHA, DOH, MOHAP, and SH A accreditation. Replaced spreadsheet and paper-based compliance tracking with a unified system covering governance, staff credentialing, incident reporting, risk management, audits/CAPA, infection control, and facility management. Implemented AI-assisted policy drafting and root-cause analysis.

Enlisify at Enlisify

January 1, 2026 - April 1, 2026

All-in-one hiring platform unifying job posting through onboarding in a single system, replacing spreadsheets, email threads, and disconnected recruiting tools. Served four user types via role-scoped dashboards, using AI to automatically screen and rank applicants against job requirements.

Solidity Forge at Solidity Forge

November 1, 2025 - January 1, 2026

Browser-native smart contract development platform collapsing generation, security auditing, compilation, and deployment into a single session with zero local toolchain. Used AI contract generation and Slither/Mythril security analysis, plus one-click multi-chain deployment across 11 networks. Verified live deployment to Ethereum Sepolia.

Equity Partners at Equity Partners

August 1, 2025 - October 1, 2025

Real estate investment proptech platform connecting accredited investors with institutional-grade student housing and multi-family deals. Replaced fragmented spreadsheets, manual investor communications, and paper-based accreditation with a digitized platform covering deal management, portfolio tracking, and compliance.

Founder & Full-Stack Engineer — Apps & Webs Studio at Apps & Webs Studio

January 1, 2018 - Present

Delivered production SaaS platforms for international clients across healthcare, fintech, blockchain, and HR tech. Built multi-tenant systems, AI integrations, and region-specific payment infrastructure, enabling end-to-end shipping from architecture and database design to Next.js/React UI, backend services, deployment, and client handoff.

Founder & Senior SaaS Architect at Apps & Web Studio

January 1, 2018 - Present

Architected, built, and shipped 9+ cloud-native, multi-tenant SaaS platforms featuring complete organization-level data isolation, secure data segregation, and automated white-label subdomain routing. Designed production-grade PostgreSQL schema on Supabase, enforcing complex backend tenant isolation via row-level security policies. Formulated and developed native-performing mobile apps using Flutter and Dart, orchestrating local caching, state management architecture, and cross-platform publishing constraints. Integrated advanced Stripe payments and regional checkout pipelines; connected AI-powered workflows; built middleware to integrate third-party APIs; created AI-powered workflow platforms leveraging OpenAI, Claude, and Gemini for structured, human-in-the-loop validation controls.

Freelance Software Consultant

January 1, 2009 - January 1, 2018

Delivered production frontend and full-stack builds for clients across retail, logistics, finance, and healthcare from design specifications through end-to-end delivery via Git, CI/CD, and cloud deployment.

Senior Full-Stack Developer & Software Consultant at Independent Consultant / Freelance

January 1, 2009 - January 1, 2018

Developed and deployed dozens of scalable web interfaces (React/Next.js) and secure mobile database architectures for global clients across retail, logistics, finance, and healthcare. Executed data migrations transforming legacy single-tenant architectures into modern relational schemas, boosting API performance and indexing efficiency. Managed complete DevOps pipelines using Git/GitHub, automated CI/CD workflows, and serverless edge hosting (Vercel, Railway, Docker). Built ERP, CRM, and reporting systems with API-first architectures and cloud-native deployment workflows. Designed AI-powered workflows leveraging OpenAI, Claude, and Gemini to classify, validate, enrich, and structure unstructured business information with human-in-the-loop validation controls.

Senior Full-Stack Developer & Software Consultant at Independent Consultant / Freelancer

January 1, 2009 - December 31, 2018

Developed and deployed dozens of scalable web interfaces (React/Next.js) and secure mobile database architectures for global clients across retail, logistics, finance, and health care. Executed data migrations transforming old single-tenant legacy structures into optimized relational schemas; improved API performance and indexing. Managed complete DevOps pipelines using Git / GitHub, automated CI/CD workflows, and serverless edge hosting (Vercel, Railway, Docker). Built ERP, CRM, and reporting systems using API-first architectures and cloud-native deployment workflows.

Education

Bachelor of Science in Computer Engineering (BSCpE) at Florida International University, Miami, FL, USA

June 4, 2026 - October 24, 1997

Bachelor of Science in Computer Engineering at Florida International University

January 11, 2030 - June 5, 2026

Bachelor of Science in Computer Engineering (BSc) at Florida International University

January 11, 2030 - June 5, 2026

Bachelor of Science in Computer Engineering at Florida International University

January 11, 2030 - August 27, 2026

Qualifications

Add your qualifications or awards here.

Industry Experience

Computers & Electronics, Software & Internet, Telecommunications, Financial Services, Professional Services, Media & Entertainment, Other, Healthcare, Government, Real Estate & Construction