Product-Focused Full-Stack Engineer | API/SDK Architecture & AI-Native Workflows
Experienced, team-oriented engineer with a deep background in enterprise e-commerce (ex-commercetools, Contorion, GE). I specialize in building scalable, type-safe systems across distributed, asynchronous environments, with a strong focus on Developer Experience (DX) and modern software design.
- 🤖 AI Orchestration Engine: A modular Next.js/TypeScript engine for LLMs utilizing a "Critic Pattern" for self-correcting outputs and scalable content workflows.
- 📱 Mobile App Exploration: Developing a unified cross-platform app using Expo / React Native focused on native API integration and clean UI performance.
- 🔌 Advanced Backend API: An open-source Symfony API demonstrating advanced Domain-Driven Design (DDD) patterns and strict Test-Driven Development (TDD).
Languages & Frameworks: 
Architecture & Practices:
SDK Architecture • Domain-Driven Design (DDD) • Test-Driven Development (TDD) • LLM Orchestration • API Governance • Asynchronous Communication
Infrastructure & Observability:
- SDK Architecture & Ownership: Owned the development lifecycle of core PHP and TypeScript SDKs at commercetools, simplifying global enterprise SaaS integration.
- API Governance: Founded the Internal API Committee to establish REST/GraphQL standards and authored comprehensive documentation.
- System Visibility: Built backend microservices and React-based observability UIs (OpenTelemetry/Datadog) to optimize production throughput.
- E-Commerce Logic: Developed modular e-commerce backend logic and state machines at Contorion to ensure reliable checkout and payment flows.
I love collaborative, asynchronous-friendly remote teams that value autonomy, continuous learning, and clean documentation. If you're building cool products or looking for a motivated team player, let's chat!
📬 Email: barbara.palumbo79@gmail.com
💼 LinkedIn: Barbara Palumbo