Willian Carminato

Chief Technology Officer at Payrails

Berlin, Berlin, Germany

About

I'm always looking for something to learn!

Experience

  • Chief Technology Officer at Payrails
    Jan 2025 - Present · 1 yr 7 mos

    Our vision is to enable companies to craft their payment experiences and financial services globally.

  • VP of Engineering at Miro
    Nov 2021 - Dec 2024 · 3 yrs 2 mos

  • Delivery Hero ()
    • Senior Director Software Engineering
      Apr 2019 - Oct 2021 · 2 yrs 7 mos

      - Leading and growing 5 tribes within the group from 35 to 230+ engineers - Deliver of business critical services and features with a high impact in cost per order ( decrease of ~40%) - Improved engineering productivity by adding automation, CI/CD and load testing, ultimately increasing the deployment frequency by 5x - Improved software quality by introducing TA as part of the development workflow decreasing the number of bugs per engineer by 30% - Consulted several internal technical projects improving areas such as Load testing, Infrastructure, Security and Architecture - Achieved 100% improvement in employee eNPS with zero churn - Implementation of Engineering Management, Evidence Based Management and Personal Development practices across all teams

    • Director Software Engineering
      Jun 2017 - Apr 2019 · 1 yr 11 mos

      - Tech stack: Golang, Kubernetes (EKS) - Responsible for a cross functional squad of 10+ engineers in the core ordering domain - Later on being responsible for the whole backend chapter composed of 25+ engineers, taking care of their technical development through feedback chats, goal setting, knowledge sessions and technical coaching - Led the migration of the platform from PHP to Golang improving services performance on average by 50% - Introduced event driven architecture to the group allowing the growth and scale of the platform operating in 20+ countries with 1M+ orders a day - Responsible for backend platform architecture and long term tech strategy - Responsible for hiring process growing the team from 15+ to 30+ engineers - Shaped the Delivery Hero Tech brand representing the company in Meetups and Conferences together with recruitment team

  • foodora (1 yr 3 mos)
    • Lead Software Engineer
      Oct 2016 - Jun 2017 · 9 mos

      - Tech stack: Javascript (Backbone), PHP (Symfony) and Kubernetes running on AWS - Managed 10+ people, taking care of their further development through feedback chats, goal setting, knowledge sessions and technical coaching. - Plan, support and execution of the migration from monolith to microservices helping to increase team productivity and allowing the organization to grow - Responsible for quarterly definition of the tech strategy together with the CTO and other leads. - Responsible for implementation of Agile practices within the team

    • Senior Software Engineer
      Apr 2016 - Oct 2016 · 7 mos

      - Tech stack: Javascript (Backbone) and PHP (Symfony) - Launched Foodora in 3 new countries - Delivering features that helped improve our listing and generating revenue - Responsible for onboarding new engineers and growing them technically. - Gave direct support to the leadership helping to organize work and prioritise based on business needs

  • Technical Lead at RideLink
    Oct 2015 - Apr 2016 · 7 mos

    Activities: Architecture, development and launch of Ridelink API and a Management Tool using PHP and other technologies like Elastic Search, MySql, Redis and Amazon SQS. Continuous integration with TravisCI and Deis. Mentoring a team with 3-5 developers.