Mátyás Kuti

Managed two engineering teams (4 and 2) within Databricks building Lakebase, a serverless PostgreSQL offering built on Neon technology. Led integration of Neon codebases into Databricks, migrated CI/CD infrastructure from Hetzner to AWS, re-architected CI/CD for Databricks security and compliance, and reduced CI/CD infrastructure costs by 75% while maintaining test tooling and frameworks.

Lakebase is Databricks' serverless PostgreSQL offering, building on Neon technology.

- Managed two teams of 4 and 2 engineers
- Led the integration of former Neon codebases into Databricks' (Git repositories, CI/CD, 3rd party tooling)
- Migrated CI/CD infrastructure from Hetzner to AWS
- Re-architected and rebuilt certain elements of CI/CD to adhere to Databricks' security and compliance practice

Neon is PostgreSQL as a Service, offering instant branching and read replicas, and autoscaling through the separation of storage and compute.

- Reduced UI test flakiness achieving 99% stability, as well as a 5x improvement in execution time, while tripling the number of tests in 6 months
- Reduced API integration test flakiness achieving 95% stability, as well as a 2x improvement in execution tim

Aiven is a cloud agnostic DBaaS, aiming to build a trusted open source data platform for everyone. As a member of the Data Streaming team, I was responsible for the Kafka and Flink offerings, as well as related services and ecosystems.

- Improvements in the system tests of the Kafka service(s) focusing on reducing flakiness and better performance
- Improvements in Flink application management, sp

Following Shopify's acquisition and introduction of Deliverr into Shopify Logistics my team has kicked off a new project to build a first-party EDI solution to enable an easy, industry-standard way of handling wholesale orders. Electronic Data Interchange (EDI) is the computer-to-computer exchange of business documents in a standard electronic format between business partners.

- Technical project

Tech lead of Public Cloud Value Added Services, a team responsible for logging, metrics, alerting, and backups of customers' applications in Mendix's low-code/no-code PaaS product. The Mendix Public Cloud is built on top of AWS (S3, RDS, Kinesis, SQS, etc.) with backend services deployed in multiple Cloud Foundry clusters: the majority of these services are written in Python, with some in Go and J

Member of the team responsible for the so-called value-added services of the Mendix Public Cloud. This includes logging, backups, metrics, and alerting functionality for customers' low-code/no-code Mendix applications.

- Maintenance of existing legacy technology stacks
- Implement full CI/CD for the above-mentioned services
- Implement full Infrastructure as Code for the above-mentioned services

As the PO of the mobile app development team, I was managing the work of an external team of iOS and Android developers as well as UI/UX designers, liaising with the internal development team and stakeholders.

- Roll-out of improved payout features
- Complete redesign of the mobile applications
- Introduction of business metrics and A/B testing

As Product Owner for the mobile app development team, managed an external team of iOS/Android developers and UI/UX designers and coordinated with internal development and stakeholders. Delivered improved payout features, led a mobile app redesign, and introduced business metrics and A/B testing.

Jedlix is a smart charging solution for electric vehicles. Using the Jedlix mobile app users can charge their cars at optimal times when electricity is cheap and energy from renewable sources is in abundance. By doing so, users earn a profit since Jedlix participates in balancing the electricity market.

- Integration and acceptance testing of microservices (Javascript, Cucumber JS)
- UI testing o

Performed integration and acceptance testing of Jedlix microservices and UI testing for iOS and Android mobile applications. Integrated a mock Tesla application for testing, introduced and shared testing best practices in the development team (TDD/BDD), and contributed to test automation activities.

Coaching developers in the field of test automation - providing technical and test design guidance - while making sure we focus on building the right software and building the software right.
Implementing unit, integration, acceptance and UI tests and building tools for test automation with Python, Robot Framework, Selenium, Javascript and TestCafe in Jenkins pipelines.
The project reached about 8

As a back-end developer I was responsible for the following functionalities of Bynder Orbit (https://www.bynder.com/en/orbit/):
- Credit card payments, subscriptions - end to end, from signup to invoicing
- GDPR compliance (right to be forgotten, right of data access/portability, right of rectification)
- Authentication and authorization (including single sign-on, account, and user permissions)

Development in operation and maintenance area of Ericsson's IaaS cloud
- Designed and implemented unit and feature tests of legacy upgrade framework, and integrated them in CI (Python, RobotFramework, Jenkins, Groovy)
- Extended deployment framework with the virtualization of certain cloud components (Python, Ansible, Bash)
- Participated in the design and implementation of a new update framework

Developed in Ericsson’s IaaS cloud operation and maintenance area, including extending and implementing a legacy upgrade framework’s testing and deployment automation. Integrated tests into CI and contributed to design and implementation of a new update framework using Python, Ansible, and Bash.

RefactorErl is a static analysis tool for Erlang software written in Erlang, developed in a university project at Eötvös Loránd University:
- Bachelor's thesis: Implementation of a new GUI for RefactorErl (Erlang, C++, Qt)
- Master's thesis: Static analysis of Erlang's generic server behaviour (Erlang)

A demonstrator is a student helping out with and participating in teaching and other related activities of university courses.

My duties included:
- Developing, handing out and grading of homework assignments
- Both private and group consultations for a given course
- Teaching seminars - direct practical application of lecture material

I was a demonstrator for the following classes:
- Specificat

Served as a demonstrator assisting a university professor with teaching and related course activities. Responsibilities included developing, distributing, and grading homework, holding consultations, teaching seminars, and supporting specific distributed systems and type theory classes.

Development of fault management component of Ericsson's IaaS cloud:
- Actively participated in the full lifecycle of the software including architectural decisions, implementation and testing
- Designed and implemented unit and feature tests (Python, RobotFramework)
- Member of the Robot Framework group, providing guidelines and reusable solutions to the development team for system and componen

Developed GUI applications for system testers using Python and PyQt. Built tools for analyzing large log files, managing test databases, monitoring telecommunication devices during test runs, and emulating telecommunication devices for robustness testing.

Developed GUI applications for system testers in Python and PyQt for:
- Analysing large log files
- Management of test databases
- Monitoring of telecommunication devices during test runs
- Emulation of telecommunication devices (for the purpose of testing the robustness of certain software components that communicate with said devices)

The Neural Information Processing Group at Eötvös Loránd University focuses on artificial intelligence research and its applications in education and psychology. The group has members from the fields of computer science, physics, mathematics and psychology as well. My duties were the implementation and fine tuning of algorithms and the development of software tools used for image processing and ti