João Gris
Software Engineer based in Buenos Aires, Argentina 🇦🇷 | gris@hey.com | LinkedIn | GitHub
Summary
Software Engineer with 8+ years of experience across industries such as DevTools, eCommerce, logistics, and AI. Experienced in shipping high-impact features, designing scalable backend systems, and leading teams. I speak Portuguese, English, and Spanish.
🌎 Languages
- Portuguese - Native
- English - Fluent
- Spanish - Advanced
💼 Work Experience
Tech Lead (5-person team)
Duop Company | February 2025 - May 2025 | Remote
- Spearheaded the launch of the company’s first product
- Consolidated and migrated dozens of scattered AWS Lambda functions into a centralized server, significantly accelerating development cycles
- Containerized all applications with Docker and set up a CI/CD pipeline including automated tests, dead code detection, and linting to support team velocity and code quality
- Implemented AI Agents into various conversational flows on WhatsApp
- Established observability and monitoring systems
Senior Software Engineer
Turso | July 2023 - January 2025 | Rio de Janeiro, Brazil
- Developed integrations with Customer.io (emails), Clerk (auth), Stripe (payments), and Orb (subscriptions)
- Built analytics and data engineering workflows using Metabase
- Implemented backup, archival/unarchival, and usage tracking for 100K+ databases
- Created observability and logging systems using Prometheus, Grafana, and AWS CloudWatch
Senior Software Engineer and Tech Lead Manager
Arado | April 2022 - June 2023 | Remote
- Led a team of 5 engineers
- Launched Arado’s first ecommerce platform
- Built invoicing and tax management for a 200-product catalog
- Created internal logistics tools using Retool and Python
Senior Software Engineer
VTEX | March 2021 - March 2022 | Rio de Janeiro, Brazil
- Led the Releases team as Tech Lead Manager
- Built the Releases product from scratch
- Led its first launch and integration with VTEX CMS.
- Implemented Protocols for processing order status and invoicing updates
Technical Solutions Engineer
VTEX | October 2019 - March 2021 | Rio de Janeiro Area, Brazil
- Worked cross-functionally in consulting, technical sales, training, and integration development for the App Store.
- Architected and led the development of an insurance application that allowed ecommerces to add extended warranty to their stores in partnership with Assurant
- Implemented and documented VTEX’s search protocol that allowed customers to provide their own search engines to their stores
- Developed courses and provided in-person and online trainings for the VTEX developer community
Mentor - Software Engineering
Awari | April 2022 - January 2024 | Remote
- Part-time mentor for people joining the software development world.
Skills
Programming Languages
Programming Languages:
Work experience in Python, TypeScript, and Go. I take a generalist approach and enjoy learning new languages as needed.
Education
Bachelor of Science in Computer Engineering
Instituto Militar de Engenharia | 2013 - 2017
- Top engineering school in Brazil; first to offer Computer Engineering in the country.
- Final project: Deep Learning in Image Analysis for Deforestation Region Detection
- Completed Master’s degree coursework at FGV and IMPA
- 1st place in the data science competition alerta zika organized by Inter-American Development Bank
- Published and presented a paper at SBrT 16
Hobbies
Outside of work, I enjoy calisthenics and competing in Lindy Hop dance events
Available for remote and on-site opportunities.
Download my resume: PDF Version