
David N
Turning AI Prototypes Into Secure Production Ready Software
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Portfolio
Esperienza lavorativa
Lead Automation & Security Architect
Freelancing Career • Freelance
Dec 2023 - Present • 2 yrs 6 mos
Architected and deployed production-grade automation workflows, API integrations, and custom internal software tools for mid-market business clients. Key Execution Areas: • Engineered secure multi-tier API pipelines and system orchestrations reducing manual data tracking friction by 40%. • Hardened application infrastructure by auditing port security, implementing zero-trust endpoint access controls, and applying strict validation layers to codebases. • Accelerated MVP development cycles using advanced AI orchestration combined with manual debugging to ensure runtime stability and data isolation.
Full-Stack Integration Specialist
Tech Hub • Freelance
Mar 2022 - Dec 2023 • 1 yr 9 mos
Managed full-stack web architectures, core database operations, and automated backend workflow pipelines. Key Execution Areas: • Designed and optimized relational database infrastructure (PostgreSQL, Supabase) ensuring high availability and seamless data persistence under heavy traffic. • Formulated custom monitoring integrations to track system performance, network latency, and API webhook uptime. • Refactored legacy system code blocks into scalable, modular microservices to align with enterprise performance benchmarks.