Piotr Grundas
Team Leader Senior Full-stack Engineer at Mirumee Labs
Pila, Greater Poland Voivodeship
Summary
🤩
Rockstar🎓
Top SchoolPiotr Grundas is a Team Leader and Senior Full-Stack Engineer with 11 years of experience building end-to-end production systems, currently leading engineering at Mirumee Labs. He blends backend expertise in Python and GraphQL with front-end work on single-page dashboards, contributing notably to the high-performance open-source Saleor commerce platform. Across roles from junior Python developer to team lead he has a track record of shipping webhook integrations, event handling, and UI component improvements that bridge API and client concerns. Based in Piła, Poland, he pairs practical commerce platform knowledge with mentorship and delivery-focused leadership. Unusually, his background combines formal studies in computer science and English philology, which informs clear cross-functional communication in distributed teams.
11 years of coding experience
6 years of employment as a software developer
Licentiate degree Filologia Angielska, Licentiate degree Filologia Angielska at Państwowa Wyższa Szkoła Zawodowa w im. Stanisława Staszica w Pile
Polish, English
Github Skills (21)
dashboard10
back-end-development10
python10
ecommerce10
django10
webhooks10
typescript10
wpgraphql10
wordpress-graphql10
typescript-types10
graphql10
typescripts10
react10
testing9
apidoc9
Programming languages (6)
Github contributions (5)
saleor/saleor
Feb 2019 - Sep 2021
Saleor Core: the high performance, composable, headless commerce API.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:28 reviews, 23 commits, 10 PRs in 2 years 8 months
Contributions summary:Piotr's contributions primarily involve back-end development within the Saleor e-commerce platform. They focused on implementing a customer updated webhook, which included updating the schema, handling metadata and default address cases, and adding tests. The user also added product variants events, contributing to base variant event functionality, improvements, and refactoring existing code for bulk mutations and tests. Furthermore, the user contributed by adding text attribute input to the API.
pythonecommercedjangoheadless-ecommerceshopping-cart
saleor/saleor-dashboard
Feb 2021 - Sep 2021
A GraphQL-powered, single-page dashboard application for Saleor.
Role in this project:Front-end Developer
Front-end DeveloperContributions:21 reviews, 10 commits, 15 PRs in 7 months
Contributions summary:Piotr primarily contributed to the `saleor-dashboard` repository by updating and adding UI elements and components. Their work involved modifications to the `schema.graphql` file, suggesting an understanding of GraphQL and its use within the project. The commits also encompass the implementation of new event types within the webhook component, which indicate work related to data and information flow on the application side.
reactsaleorecommercesaleor-dashboardecommerce-platform
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