Alejandro García Iglesias

Alejandro García Iglesias

Senior Software Engineer — Forward Deployed AI

Buenos Aires, Argentina
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Professional Summary

Senior Software Engineer with 19+ years of experience across frontend, full-stack, product engineering, and Applied AI. Now focused on customer-facing AI solutions, working directly with stakeholders to turn ambiguous operational problems into practical systems spanning discovery, integrations, retrieval, agents, APIs, and user-facing applications.

Focus Areas

  • Customer-facing Applied AI engineering
  • AI agent integrations & workflows
  • RAG & organizational knowledge systems
  • APIs, MCP & business-system integrations
  • Product discovery & stakeholder collaboration
  • End-to-end AI product delivery

Skills

TypeScript
JavaScript
Node.js
React
Next.js
REST APIs
API Design & Integration
Model Context Protocol (MCP)
Retrieval-Augmented Generation (RAG)
PostgreSQL
pgvector
Mastra
LangGraph
Hermes Agent
AI Agents & Tool Use
Git

Experience

Full history on LinkedIn →

Independent Product R&D & AI Consulting

Apr 2026 – Present

Senior Software Engineer — Applied AI & Solutions

  • Partnered directly with Juana Casa's two founding partners and studio team to discover project and operational knowledge needs, scope an appropriate solution, and translate ambiguous requirements into an end-to-end AI system.
  • Implemented specialized AI agents using Hermes Agent and integrated them into the studio's Slack and WhatsApp workflows, enabling conversational access to organizational knowledge and supporting operational workflows.
  • Developing a reusable source-backed RAG and authenticated MCP integration layer that connects AI assistants and agents with company documents and structured operational data.
  • Iterated directly with stakeholders on requirements, workflows, integrations, and product behavior as the solution evolved from prototype toward operational use.
  • Built and maintain Hermes Dreaming, an open-source memory-consolidation plugin for Hermes Agent, using AI-assisted engineering to work with its plugin and tool APIs, scheduled execution, persistent state, and configurable memory operations.

Rotunda Software

Apr 2022 – Apr 2026

Senior Frontend Engineer · Remote

  • Collaborated with backend, design, QA, and marketing to define technical and product solutions, implementing features from Figma designs and proactively identifying UX and implementation improvements.
  • Worked within a microservices-based architecture using a custom internal frontend framework, implementing Node.js and Express API endpoints to support frontend features.
  • Improved frontend tooling and local development workflows, reducing friction for the engineering team.
  • Drove large-scale frontend refactors, including migrations of multiple applications and marketing sites.
  • Acted as the main frontend reference across the team, supporting developers in UI-related decisions and implementation.
  • Led the evolution of the internal UI library (ModUI), improving APIs, simplifying styling systems, and increasing consistency.

BairesDev

Mar 2020 – Mar 2022

Senior Frontend Engineer · Remote

  • Expanded into backend responsibilities, learning Go and implementing APIs to deliver features end to end.
  • Collaborated in distributed teams and participated in code reviews and testing.
  • Worked on Pinterest's Experiments team, implementing and testing React UI variations in the core consumer product to support product experimentation.
  • Developed and owned the UI layer of internal advertising reporting tools, defining their information architecture and data presentation.

Mapme

Nov 2016 – Dec 2019

Senior Frontend Engineer · Remote

  • Collaborated closely with the CTO and CEO, translating business needs into practical, user-friendly UI solutions, often without formal designs.
  • Helped evaluate and introduce Vue.js for a full rewrite of a Mapbox GL map-based product, then led the frontend implementation of the redesigned application from scratch.
  • Built a component-based architecture with Vue and Vuex, including reusable UI components designed for maintainability and scalability.

Deviget

Dec 2013 – Apr 2016

Frontend Developer · Remote

  • Worked on a large-scale advertising platform (AppNexus).
  • Built modular UI components using AngularJS with strong testing practices.
  • Contributed to frontend structure improvements and CSS organization.
  • Participated in Style Guide development.
  • Collaborated in distributed cross-functional teams.
  • After AppNexus, built a React-based administration UI for corporate security policies for another client engagement.

Vulsai

2012 – 2013

Frontend Developer · Buenos Aires, AR

  • Primary frontend developer across multiple projects.
  • Introduced modern CSS tooling (Sass, Less, Compass), improving maintainability and structure of styles.
  • Built data visualization interfaces using D3.js.
  • Developed self-contained embeddable widgets.
  • Collaborated closely with design.

Earlier full-stack experience across four roles building web applications end-to-end with frontend, backend, APIs, databases, and infrastructure.