About Me

Product leader translating technical complexity into seamless developer experiences. Proven record of driving 30%+ productivity gains by combining developer-first principles with strategic AI innovation.

Hello! I'm Mario Guerra, a Technical Product Manager with over 15 years of experience driving innovation in developer tools, APIs, AI-driven solutions, and scalable infrastructure.

Currently at Microsoft, I lead the TypeSpec API Definition Language project, an open-source language that has been adopted by over 30% of Azure services to produce SDKs across multiple programming languages, cutting development and review time by 30%.

I specialize in creating developer-first products that measurably boost productivity and accelerate software delivery. By integrating human-centered design with cutting-edge AI capabilities, I transform complex development workflows into intuitive, efficient, and reliable experiences.

Mario Guerra

Skills & Expertise

My core technical skills and areas of expertise

Technical Expertise

APIs
TypeSpec
OpenAPI
LLMs
RAG
Distributed Systems
Python
C/C++
Rust
Azure
Cloud Computing
LLMOps
Prompt Management
Data Processing
Qdrant
Power BI
DevOps
CI/CD
GitHub
Security Standards

Product & Leadership

Developer Tools
API-First Strategy
Cross-Functional Leadership
Product Strategy
Roadmapping
Data-Driven Decisions
Developer Advocacy
Community Engagement
User Research
Requirements Gathering
Stakeholder Alignment
KPI Definition

Experience

My professional journey

Senior Product Manager - TypeSpec API Definition Language

2021 - Present

Microsoft

Leading product vision and strategy for TypeSpec, an open-source API definition language transforming API development. Guiding Azure service teams as a member of the Azure API Stewardship Board, driving best practices for API development. Defining KPIs to measure product success and iterating based on real-world usage.

Principal Software Engineer / Manager

2008 - 2021

Qualcomm

Led the development of tools and platforms for Qualcomm's Hexagon DSP, the core of Snapdragon modem and Neural Processing Unit technology. Served as de-facto product manager for Hexagon tools used by first-party software development teams. Improved on-time delivery by 35% through the implementation of data-driven development processes.

Key Projects

Highlights from my portfolio

TypeSpec 1.0 Launch

Microsoft

Led the zero-to-one launch of TypeSpec, delivering an API definition language that achieved 8-10x code reduction and 30% faster review times, delivering measurable developer productivity.

RAG-Enhanced Chatbots with Microsoft Teams Data

Personal Project

Built RAG-enhanced chatbots using Graph API and Azure Foundry, leveraging LLMs to optimize workflows and demonstrate API-driven user support with secure data exchange.

@azure Functionality in GitHub Copilot

Microsoft

Contributed to LLM-driven API integrations, enhancing developer productivity through context-aware code suggestions with secure data handling.

AI Document Summarization

Personal Project

Developed an LLM-based solution to summarize large documents, optimizing data pipelines for efficient, secure processing with a sliding window approach.

Let's Connect

Interested in collaborating on API design, developer tools, or AI-powered solutions? Check out my full resume or get in touch.

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