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I am a Software Architect and Senior PHP Backend Developer with 11+ years of experience building Symfony-based backends, scalable APIs, AI integrations for modern e-commerce platforms. I excel in backend architecture, scalable APIs, and product development, delivering AI-powered solutions and robust integrations for Shopify and other platforms. I thrive on turning complex challenges into maintainable systems and guiding teams from idea to production.…I am a Software Architect and Senior PHP Backend Developer with 11+ years of experience building Symfony-based backends, scalable APIs, AI integrations for modern e-commerce platforms. I excel in backend architecture, scalable APIs, and product development, delivering AI-powered solutions and robust integrations for Shopify and other platforms. I thrive on turning complex challenges into maintainable systems and guiding teams from idea to production.

Mihai Jitianu

Architect, Full Stack Developer, Back-End Developer, +2

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I am a Software Architect and Senior PHP Backend Developer with 11+ years of experience building Symfony-based backends, scalable APIs, AI integrations for modern e-commerce platforms. I excel in backend architecture, scalable APIs, and product development, delivering AI-powered solutions and robust integrations for Shopify and other platforms. I thrive on turning complex challenges into maintainable systems and guiding teams from idea to production.…I am a Software Architect and Senior PHP Backend Developer with 11+ years of experience building Symfony-based backends, scalable APIs, AI integrations for modern e-commerce platforms. I excel in backend architecture, scalable APIs, and product development, delivering AI-powered solutions and robust integrations for Shopify and other platforms. I thrive on turning complex challenges into maintainable systems and guiding teams from idea to production.

Available to hire

I am a Software Architect and Senior PHP Backend Developer with 11+ years of experience building Symfony-based backends, scalable APIs, AI integrations for modern e-commerce platforms. I excel in backend architecture, scalable APIs, and product development, delivering AI-powered solutions and robust integrations for Shopify and other platforms. I thrive on turning complex challenges into maintainable systems and guiding teams from idea to production.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Advanced

Romanian, Moldavian, Moldovan

Fluent

Work Experience

Software Architect & Senior PHP Developer at Vitals

November 1, 2025 - Present

Led Store Builder project for a Shopify e-commerce platform provider, designing an orchestration layer that automates product discovery, templating, and shop configuration for new merchants, reducing store setup time by 80% and increasing onboarding conversion by 35%.

Software Architect & Senior PHP Full Stack Developer at AI Auto-Pilot

March 1, 2025 - October 1, 2025

Automated social media scheduling and cross-platform posting to improve merchant reach and brand consistency; implemented platform-wide content pipelines; contributed to backend and frontend integration.

Software Architect & Senior PHP Full Stack Developer at AI Marketing Tools

August 1, 2024 - February 1, 2025

Built an automated content creation suite (videos, images, campaigns) to close a critical gap in merchant marketing workflows; increased company revenue by 25% and reduced content production time by 70%.

Senior PHP Developer at Kopo

February 1, 2024 - July 1, 2024

Health-care software deployment with hospital environments; reduced new environment setup time by 60% via initialization scripts and seed data ensuring consistency across deployments.

Senior PHP Full Stack Developer at AI Sales Chatbot

February 1, 2024 - July 1, 2024

Helped retail merchants scale by implementing a chatbot that automates customer interactions and drives platform adoption; improved engagement and sales funnel efficiency.

Senior PHP Developer at Instagram & Facebook Feed Application

June 1, 2023 - November 1, 2023

Shopify app owner; integrated Instagram and Facebook feed into merchant storefronts; increased merchant turnover by 10% and improved team productivity.

Senior PHP Developer at Shop Analytics

June 1, 2023 - November 1, 2023

The client had a Shopify app; improved visibility of social feed integration and analytics, boosting merchant installations by 40% and contributing to a measurable rise in merchant engagement.

Senior PHP Developer at Shop Analytics

August 1, 2022 - June 1, 2023

Enhanced billing accuracy with automated invoice generation and improved search capabilities; accelerated deployment processes.

Senior PHP Developer at Email & Push Marketing App

October 1, 2021 - August 1, 2022

Reduced cart abandonment by 30% through automated email and push notification funnels; improved deliverability with domain warm-up strategies.

Senior PHP Developer at Visitor Replays App

March 1, 2021 - October 1, 2021

Achieved 10x performance improvements by optimizing data queries and user activity tracking; reduced merchant churn by resolving critical bottlenecks in the real-time replay experience.

Senior Full Stack Developer at Appointments Application

March 1, 2017 - October 1, 2017

Improved user experience and increased merchant bookings by enabling online car repair appointments; introduced automated code quality checks to raise development standards.

Junior Full Stack Developer at IT Think Solutions (Chronoline App)

January 1, 2015 - March 1, 2017

Coordinated planning for teams of varying sizes; enhanced collaboration and scheduling across long-running projects; contributed to frontend-backend integration for Chronoline App.