# Work Experience

DevOps Engineer

2025 - Present |Freelancer| Veszprém, HU

My current project involves maintaining a previously established Kubernetes cluster, updating and migrating Helm charts, setting up high availability services, and implementing security solutions.

Technologies
  • Kubernetes
  • Azure AKS
  • Helm
  • DevOps
  • ArgoCD
  • Prometheus, Grafana, Loki, OpenTelemetry
  • RabbitMQ
  • Operators

Software Development Consultant

2024 - Present |Freelancer| Veszprém, HU

I provide architecture and development consulting for my former workplace: Elevate Healthcare (CAE Healthcare).

Technologies
  • NestJS
  • Azure
  • Docker

Full Stack Developer

2024 - Present |Freelancer| Budapest, HU

I am contributing to the development of an animation creation platform by leveraging my previously gained experience. The product will be publicly available soon and is already operational in a closed environment.

Technologies
  • Angular
  • NgRx
  • NestJS
  • AWS (Cognito, Lambda, S3, Neptune, ClodFront, Route53)
  • Terraform
  • Docker
  • Jest
  • OpenAI API
  • Azure ML Studio
  • GitHub Actions

Full Stack Developer

2024 - 2025 |Freelancer| Budapest, HU

I developed a PWA for a restaurant system to replace the previous slower backend-rendered frontend. The new solution integrates into the existing frontend and, thanks to its internal state management, provides a faster and more responsive user experience.

Technologies
  • Vue
  • Quasar framework
  • pinia
  • SCSS
  • OpenAPI / Swagger
  • Yii

Full Stack Developer

2024 - 2024 |Freelancer| Budapest, HU

I developed a billing integration for a restaurant system.

Technologies
  • NestJS
  • TypeORM
  • RabbitMQ
  • Billingo API

Full Stack Developer

2024 - 2024 |Freelancer| Budapest, HU

I developed a complete memorial website portal with login, profile and role management, content upload features, and map integration. Unfortunately, the project was discontinued due to legal issues.

Technologies
  • React
  • Tailwind
  • NestJS
  • TypeORM
  • AWS (API Gateway, Lambda)
  • GitHub Actions
  • GitHub Pages

Full Stack Developer

2023 - 2024 |Freelancer| Budapest, HU

I developed a QR code-based payment integration for a restaurant system. Later, I extended the integration with menu synchronization and order processing. The integration currently handles hundreds of payments and orders on a weekly basis.

Technologies
  • NestJS
  • Websocket
  • NX
  • OpenAPI / Swagger
  • OpenTelemetry
  • Prometheus
  • Grafana
  • Jest
  • Yii

Full Stack Developer

2023 - 2024 |Freelancer| Budapest, HU

I created a website for a mechanical engineering company. Later, I extended it with quotation request features.

Technologies
  • React
  • Tailwind
  • NestJS
  • AWS (API Gateway, Lambda)
  • GitHub Actions
  • GitHub Pages

Full Stack Developer

2023 - 2023 |Freelancer| Budapest, HU

I developed a serial port and Bluetooth-based cash register integration for a restaurant system, which makes the payment process faster and more efficient.

Technologies
  • JavaScript
  • ToDesktop
  • Convertify
  • Android
  • iOS
  • Electron

Full Stack Developer

2022 - 2023 |Freelancer| Budapest, HU

I worked on the fiscal printing integration of a restaurant system. The integration is active in more than 100 restaurants and has already handled over 4 million print operations. The system is specifically designed to be fault-tolerant against disconnections, yet still ensures near-instant operation.

Technologies
  • NestJS
  • RabbitMQ
  • Socket.io
  • JWKS / JWT
  • OpenAPI / Swagger
  • .NET Framework
  • OpenTelemetry
  • Prometheus
  • Grafana

Lead Full Stack Developer

2022 - 2024 |CAE Healthcare| Veszprém, HU

I was promoted from my previous role as a senior developer to a lead developer. Currently, I am working on architecture planning, mentoring my colleagues, introducing modern cloud technologies, and providing guidance. Working closely with my team, our goal is to maintain the market-leading position of the LearningSpace product while leveraging standard and modern technologies to support medical learners and educators.

Technologies
  • Azure
  • Azure DevOps
  • Kubernetes
  • Terraform
  • ArgoCD
  • Prometheus
  • Grafana
  • Loki
  • OpenTelemetry
  • NestJS
  • TypeORM
  • Linkerd
  • Nx

Senior Full Stack Developer

2021 - 2022 |CAE Healthcare| Veszprém, HU

During this time at CAE Healthcare Hungary, I worked on the LearningSpace product. Initially, my work involved fixing bugs in the existing codebase, but later I was tasked with standardizing the codebase and setting up CI pipelines. After that, I started working on developing a new module. During this time, I gained knowledge of the full stack and became a part of the architecture team. Some of my main responsibilities included setting technology goals, introducing modern technologies, replacing custom solutions with industry standards, and optimizing processes.

Technologies
  • Azure
  • Azure DevOps
  • Docker
  • Terraform
  • Angular
  • NgRx
  • NodeJS
  • Socket.io
  • OpenAPI / Swagger
  • RabbitMQ
  • Loopback
  • Sequelize
  • Ionic / Capacitor
  • JWT / JWKS
  • MySQL
  • Nginx
  • .NET Core
  • CentOS
  • Perl
  • Jenkins

Senior / Lead Full Stack Developer

2018 - 2021 |CloudStorm| Budapest, HU

We used to develop custom RPA solutions, but then we started to work on a new process discovery tool called Nika. My job was to design software architectures, to do the software development, cloud-based operations, and to help the team members. I used Docker, AWS and Micro Service Architecture.

Technologies
  • AWS (Lambda, S3, RDS, SQS, Route53, CloudFront, CodeBuild)
  • Docker
  • Kubernetes (AWS EKS, Minikube)
  • Terraform (AWS, Azure)
  • Angular
  • Angular Material
  • NgRx
  • NodeJS
  • NestJS
  • TypeORM
  • Sequelize
  • JWT / OAuth / OIDC
  • JSON API specification
  • Jest
  • Auth0
  • Puppeteer
  • MS Teams API
  • yarn
  • Lerna

Full Stack Developer

2018 - 2018 |University of Pannonia| Veszprém, HU

I developed a map-based research result sharing portal for the Image processing laboratory in 2 months.

Technologies
  • Node.JS
  • Nest.JS
  • TypeORM
  • Angular
  • SCSS
  • Google Maps API
  • File upload
  • PostgreSQL
  • JWT / passport.js
  • Angular Material

Full Stack Developer

2017 - 2018 |University of Pannonia| Veszprém, HU

Design, implementation and operation of a production support solution (ordered by Foxconn). Me and two students worked on the project, the software was completed in 9 months. After that, only minor fixes were needed. It has been used ever since. We have created a full-stack solution for production line workers that assigns tasks and makes them easy to understand. As well as a user-friendly interface, which also improved production efficiency.

Technologies
  • Node.JS
  • Express JS
  • TypeORM
  • JQuery
  • SCSS
  • Bootstrap
  • MySQL / SQLite
  • MochaJS

Junior Full Stack Developer

2016 - 2016 |it.hu| Veszprém, HU

They deal with IT networking and operation. We developed a full stack solution for the existing invoicing program, which created analyzes of the issued invoices.

Technologies
  • Node.JS
  • Express js
  • HTML5
  • SCSS
  • JQuery
  • Bootstrap
  • Chart.JS
  • MS SQL Server

# Education

BSc in Computer Science

University of Pannonia / Veszprém, HU /

Excellent

Information Technology

Ipari Secondary School / Veszprém, HU /

# Skills

  • TypeScript / JavaScript
  • NodeJS (NestJS with express)
  • OpenAPI (Swagger) / REST API
  • Angular (Material + RxJS + NgRx)
  • HTML, CSS, SCSS, (Tailwind, Bootstrap, JQuery)
  • SQL + NoSQL (Postgres, MySQL, SQLite, MSSQL, Mongo), TypeORM
  • Docker
  • Kubernetes, Helm Charts, ArgoCD, Talos
  • GIT, GitHub, GitLab, Azure DevOps
  • Infrastructure As Code (Terraform)
  • Experienced in enterprise production environment
  • Monitoring: Prometheus, Grafana, Loki, OpenTelemetry
  • Agile Software Development (JIRA, Trello, Scrum)
  • Clean Code
  • DevOps / CloudOps CI/CD (AWS CodeBuild, GitHub Actions, Jenkins)
  • Cloud native technologies (CNCF)
  • Unit Testing (Jest, Mocha, Puppeteer)
  • Linters (eslint and prettier)
  • Cloud Providers (AWS, Azure, Google Cloud Platform)
  • Auth (OAuth, JWT, JWKS, SSO, Auth0)
  • Webhooks
  • Websocket
  • MacOS, Linux, Windows
  • Design Patterns, Data structures
  • AI: OpenAI, Azure ML studio
  • Microservice architecture

# Hobbies

  • Sailing
  • Cycling
  • Snowboarding
  • Smart Home
  • Home Cluster (RaspberryPi, K8S - Talos, Rook - Ceph)
  • IT Gadgets
  • Cars