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<p>Senior Full-Stack and Systems Engineer with 15+ years of experience architecting multi-tenant SaaS platforms, REST APIs, idempotent financial transaction systems, and production cloud infrastructure using PHP, Laravel, React, Vue.js, and TypeScript.</p>
My core strength is senior systems and software engineering, combining 15+ years of production delivery with customer discovery and enterprise systems ownership.
Multi-tenant SaaS platforms, RESTful APIs, idempotent financial workflows, database optimization, and cloud infrastructure.
14+ customer discovery interviews, operational requirements validation, intuitive UX workflows, and MVP roadmapping.
Fine-grained RBAC, immutable audit logging, automated CI/CD quality gates, and 99.9% uptime track record.
Production architectures engineered across SaaS, FinTech, Healthcare, Hospitality, CleanTech, and Government Enterprise Operations.
Multi-tenant SaaS platform engineered from 14 customer discovery interviews to unify member relationships, attendance, fund giving, and multi-branch reporting with fine-grained RBAC and idempotent donation reconciliation.
Privacy-centric offline-first mobile health record ecosystem for Android with AES-256-GCM encrypted backups, PBKDF2/SHA-512 key derivation, biometric authentication, longitudinal vitals tracking, and secure QR data exchange.
Full-stack clean mobility ecosystem connecting EV buyers, verified dealerships, and accredited green financing lenders with dynamic vehicle comparisons, interactive charging hub discovery, and financing workflows.
I am currently building ONYI, a multi-tenant platform designed to help churches manage relationships, attendance, giving, and ministry operations from one place.
Feedback from founders, executive leaders, and clients I have worked with.
"Clear communication, solid technical expertise, and a strong understanding of our requirements made this project easy and a success. What we couldn't achieve in 2 years, he did it in good speed."
"Working with Samson was a breath of fresh air. He listened carefully to every concern, guided me through the process, and helped me build a strong online presence while ensuring a safe environment for my customers."
Whether you are starting something new or improving an existing system, let's talk about the problem and find the right approach.
