Tomas Jais

Experience

May 2025 — Aug 2025Santa Barbara, California

Software Engineer Intern

Amazon Inc.

Built and deployed a scalable graph-processing system that cut data update times by 65%, directly accelerating iteration cycles for internal KE teams
Developed distributed data-processing workflows in PySpark with optimized partitioning and caching for large-scale datasets
Automated deployment and orchestration using AWS CDK, Step Functions, Lambda, DynamoDB, and EMR, fully integrated with internal knowledge-graph pipelines
Identified as offer-ready based on strong performance and production impact

Jul 2024 — May 2025Albuquerque, New Mexico

Co-Founder

Asterisk

Owned full technical direction for multiple client products: stack selection (TypeScript, React, Node.js, AWS), architecture, scalability planning, and CI/CD pipelines
Worked directly with founders to scope requirements, ship fast, and iterate based on customer feedback with short release cycles

Jun 2023 — Dec 2023Buenos Aires, Argentina

Lead Software Engineer (contract)

Global CRN

Led a team of 5 engineers and set technical direction for the platform, improving detection efficiency by 50%
Designed scalable backend services and data pipelines to support growing data volumes and concurrent usage

Mar 2022 — Jun 2024Santiago de Chile, Chile

Software Engineer

Phero

Built scalable full-stack microservices using Node.js, NestJS, TypeScript, GraphQL, REST, and Next.js across multiple production apps
Improved system performance by up to 40% through database query optimization, caching strategies, and architecture refactoring

Jan 2021 — Mar 2022Buenos Aires, Argentina

Software Engineer

International Health Services Argentina

Developed secure REST and GraphQL microservices using NestJS/Node.js to manage real-time dispatch logistics and critical patient data

2021 — Dec 2025Albuquerque, New Mexico

B.S. Computer Science & Finance

University of New Mexico