Los Angeles, CA · Staff & Product Engineering

HOLA.
SOY
ALEJANDRO.

Staff-level engineer and product-minded technical leader. Deep experience building AI, messaging, and customer experience platforms — contact centers, in-app messaging, SMS, voice, and real-time support at scale.

10+
Years exp.
Powering
175K+
Vehicles
Acquiring
12%
Of new customers
SIGNAL '26
Speaker
Alejandro Martinez
Rivian
May 2021 – Present
Irvine, CA
Senior Software Engineer Dec 2022 – Present
Communication Platform Team

Directed technical strategy and architecture for Rivian’s migration from Amazon Connect to Twilio Flex, leading a core team of 6 engineers across a 4,000+ agent contact center — replatforming inside sales and delivery with migrations in progress.

Shipped AI-powered call summarization and automated disposition categorization into the Flex platform, achieving 98% acceptance on generated summaries and reducing post-call workload significantly.

Built a versioned CI/CD pipeline that increased release cadence from monthly to weekly and eliminated manual environment promotion.

Led product and technical delivery of Rivian’s AI chatbot from architecture through public launch, contributing to approximately 12% of customer acquisition — including conversation architecture, live-agent handoffs, routing bridge, and a GraphQL endpoint serving real-time vehicle pricing.

Leading development of Command Center, a native desktop companion app built on Electron and the Twilio Flex SDK that automates cross-app workflows and orchestrates Salesforce UI interactions for agents.

Software Engineer II May 2021 – Dec 2022
Speak with Rivian

Built Rivian’s customer operations platform from the ground up on Amazon Connect, handling 4,000+ daily contacts across 7 routing queues with full Salesforce CTI integration.

Architected and shipped the international expansion of the platform across US, Canada, and Germany — including locale-aware routing, multilingual queue configuration, and regional compliance requirements.

Designed and built a service messaging platform (Node.js / GraphQL / DynamoDB / Redis) powering real-time customer communications across delivery and service workflows.

Engineered a self-scheduling backend that enabled customers to book their own service appointments, accounting for 57% of all service bookings within 60 days of launch.

Built end-of-line voice testing infrastructure used to validate communication systems on 175,000+ vehicles before delivery.

Romeo Power
Jan 2020 – Apr 2021
Los Angeles, CA
Lead Software Developer

Founded and led Romeo Power’s internal tools engineering team from scratch — established hiring, process, and technical direction for the function.

Built a payment reconciliation system that reduced monthly financial close from days to minutes, handling complex EV battery cell procurement data at scale.

Delivered a React-based reporting framework adopted org-wide by operations, finance, and engineering teams to replace manual spreadsheet workflows.

Freelance
Jun 2019 – Jan 2020
Remote
Software Engineer

Built the Exponent community platform in React — grew to 2,000+ active users with 800+ verified PM and engineering interview questions, launching as the #1 product management community on Product Hunt.

Rebuilt the licensing distribution system for Slate Digital, a professional audio plugin company, replacing a brittle legacy flow with a reliable Node.js service.

CSUN Matador Motorsports EV
Aug 2018 – Sep 2019
Northridge, CA
Lead Software Engineer

Designed and built the telemetry system for CSUN’s first electric Formula SAE vehicle — streaming 30+ data points per second from onboard sensors via a WebSocket pipeline.

Engineered remote monitoring dashboards in Grafana accessible over 4G with sub-500ms latency, enabling the engineering team to diagnose issues live during test sessions.

Tesla
May 2018 – Aug 2018
Palo Alto, CA
Software Engineer Intern
Energy Products Engineering

Rebuilt and optimized a multi-application deployment pipeline using Docker and Jenkins, reducing release friction for the Energy Products engineering team.

Restructured a Python/React internal service tool used daily across the entire engineering support organization.

Designed and shipped an async Python package that auto-generated REST APIs from SQLAlchemy models, accelerating API development for backend teams.

Macy's Technology
May 2017 – Aug 2017
San Francisco, CA
Software Engineer Intern
Cart Abandonment Optimization

Led a team of 4 interns to design and ship a mobile iOS app and web API MVP from concept to working prototype over a single internship cycle.

Ran lean-methodology checkout experiments that measurably reduced cart abandonment — iterating on UX flows backed by A/B test data across Java Spring and Node.js services.

META+LAB
Sep 2015 – May 2018
Northridge, CA
Back-end Developer & Scrum Master

Led scrum ceremonies as Scrum Master while shipping four production applications in PHP/Laravel serving CSUN’s faculty and student systems — handling authentication, data access, and REST API delivery.

Integrated IBM Watson NLU into a university search application to surface contextually relevant results across academic content.

Designed MySQL schemas and ORM model logic for multi-tenant university systems handling concurrent users across departments.

Node.jsGraphQLDynamoDBRedisTwilio
2023

Rivian Live Chat & Self Service

Built Rivian's 24/7 live chat and self-service messaging platform from the ground up — powering real-time customer communications across delivery and service workflows for owners nationwide.

ReactNode.jsPostgreSQL
2019

Exponent Community

React community platform serving 2,000+ active users with 800+ verified PM and engineering interview questions. Launched as the #1 product management community on Product Hunt.

NodeJSPostgreSQL4GWebSocketsGrafana
2019

Formula SAE Electric

Developed a realtime data acquisition system connected to the web via 4G for CSUN's first Formula SAE Electric Vehicle. Delivers 30+ data points per second from the vehicle's Data Acquisition System to Grafana dashboards used by multiple engineering teams.

Twilio SIGNAL 2026 2026

How Rivian Built a Unified Customer Experience on Twilio

San Francisco, CA 300-Level Advanced
Watch
AWS re:Invent 2022 2022

Digital customer engagement for automotive (AUT201)

Las Vegas, NV AUT201
Watch
Twilio 2026

Excellence in Connected Experiences

Recognized for building Rivian's unified customer experience platform on Twilio Flex — spanning AI-powered contact center, chatbot, and service communications.

View announcement

Languages

TypeScriptJavaScriptPythonPHP

Frontend

ReactAstroVueElectronHTML/CSS

Backend

Node.jsNestJSGraphQLApolloREST

Cloud & Infra

AWSTwilioTerraformDockerJenkinsVercel

Data

PostgreSQLDynamoDBMySQLRedisElasticsearch

Tools

GitFigmaJiraSalesforce

OPEN TO
NEW ROLES.

Staff-level engineer and product-minded technical leader looking for my next opportunity. I build AI-powered products, scalable platforms, and high-performing teams — and I work best at the intersection of deep technical work and real business impact. Open to Staff Engineering and Product Engineering leadership roles — based in Los Angeles, remote-friendly.