Experience

Loxon Solutions Zrt. - Staff Software Engineer

August 2022 - PRESENT

  • Contributed to the design of the AWS architecture for our system.
  • Utilized various AWS services such as VPC, EC2, EKS, S3, Lambda, IAM, EFS, RDS, MSK, Redshift, DynamoDB, QuickSight, Route 53, Secret/System Manager, Kinesis, and EventBridge.
  • Worked extensively with NoSQL databases.
  • Played a pivotal role in transitioning our running services from Docker Swarm to Kubernetes. This was achieved through on-prem deployment using the Rancher cluster and AWS deployment using EKS.
  • Utilized Argo CD as a declarative, GitOps continuous delivery tool for Kubernetes.
  • Designed and implemented Helm templates for efficient application deployment.
  • Developed proficiency in Terraform, CloudFormation, and Terragrunt.
  • Designed and developed microservices for large business functions.
  • Contributed to a comprehensive component upgrade which involved upgrading Java, Kafka, Spring Boot, and Debezium.

Loxon Solutions Zrt. - Senior Software Engineer

August 2021 - July 2022

  • Demonstrated proficiency in developing REST APIs for various projects.
  • Skilled in utilizing Talend ETL tool to efficiently and effectively transfer large volumes of data between the bank's and our databases.
  • Played a key role in the technical development of the initial project for ING Spain as a developer.
  • Joined the product development team upon project implementation and contributed to its success.
  • Collaborated in the development of a cutting-edge cloud-native Collection System on AWS as a part of a new team.
  • Utilized Microservices architecture, Spring Boot for backend development, and Angular for frontend development.
  • Involved in both frontend and backend development efforts to ensure seamless product development.

Loxon Solutions Zrt. - Software Engineer

April 2019 - July 2021

  • Expanded my expertise in Oracle database and contributed to database design with hundreds of millions of rows of tables.
  • Developed native SQL statements for application queries, stored procedures, functions, etc.
  • Applied advanced indexing and various database optimization techniques.
  • Initiated work with MSSQL databases.
  • Successfully implemented Keycloak for authentication and authorization purposes, including the use of Single Sign-On (SSO).
  • Gained valuable experience by being present at the go-live launch of our system at ING Bank in Poland, which later became a regular occurrence until the COVID pandemic.

Loxon Solutions Zrt. - Software Developer

June 2017 - March 2019

  • Secured my first job that allowed me to apply my university education in practice
  • Contributed to implementation projects, where I helped deliver on-prem Collection Systems to multiple banks.
  • Worked with Java EE technology for both frontend (using PrimeFaces) and backend development.
  • Initiated my journey to improve my expertise in Oracle database management.
  • Created various web services during my work.
  • Configured application servers (such as WildFly, JBoss, and WebLogic) for single and multiple nodes.

MELECS EWS GmbH - Intern

May 2016 - August 2016

  • Developed a monitoring software for a production line that assembles SMT components
  • Extracted data from a special database and integrated it into the monitoring application
  • Wrote the application in C#.
  • Implemented email and SMS notifications to alert relevant colleagues of defective components after a specified threshold.

Education

Skills

Note: While I don't find these sections particularly necessary, it seems like a common addition to resumes. Below is an overview of my skills, with an attempt at honesty.

Git/Bitbucket/Gerrit
9 / 10
Java
9 / 10
Helm
8 / 10
Kubernetes
8 / 10
Amazon Web Services
8 / 10
Terraform
8 / 10
Bash
7 / 10
SQL
7 / 10
Spring Boot
7 / 10
Spring Framework
7 / 10
MongoDB
7 / 10
Oracle
7 / 10
Terragrunt
7 / 10
Python
6 / 10
Angular
6 / 10
Javascript
6 / 10
Node.JS
6 / 10
Typescript
6 / 10
MySQL/MariaDB
6 / 10
Redshift
6 / 10
Kotlin
5 / 10
CloudFormation
5 / 10
HTML + SASS/SCSS/CSS
4 / 10
MSSQL
4 / 10
C#
2 / 10

Throughout my career, I have leveraged a wide range of tools and technologies to help me succeed in my work.