Experience
Loxon Solutions Zrt. - DevOps Engineer
August 2024 - PRESENT
- Currently investigating how to enable our application to run seamlessly in Azure and designing strategies to support both AWS and Azure for a smooth multi-cloud deployment.
- Contributed to designing and implementing the AWS architecture for our system, utilizing services such as VPC, EC2, EKS, S3, Lambda, IAM, EFS, RDS, MSK, Redshift, DynamoDB, Kinesis, EventBridge, and Route 53.
- Played a pivotal role in transitioning running services from Docker Swarm to Kubernetes, using Rancher for on-prem deployment and EKS for AWS deployment.
- Worked daily with Docker and Docker Swarm for containerization and management in an on-premise environment.
- Leveraged Argo CD as a declarative, GitOps continuous delivery tool for Kubernetes.
- Designed and maintained Helm templates to streamline application deployment processes in Kubernetes.
- Gained extensive experience with Terraform, CloudFormation, and Terragrunt for infrastructure as code (IaC) automation.
- Implemented CI/CD pipelines using Jenkins for automated testing, building, and deployment of services.
- Actively utilized Bitbucket for source code management and repository collaboration.
- Managed system monitoring, logging, and troubleshooting using tools and best practices to ensure high system availability.
- Contributed to seamless integration of microservices architecture into existing infrastructure using Kubernetes.
- Conducted performance optimization and automated scaling for Kubernetes workloads.
Loxon Solutions Zrt. - Staff Software Engineer
August 2022 - July 2024
- Designed and developed enterprise-grade microservices using Java and Spring Boot to support large-scale business functions.
- Built and optimized database solutions using NoSQL (MongoDB) and SQL databases (Redshift, MariaDB, PostgreSQL) to ensure scalability and performance.
- Designed and implemented robust cloud infrastructure solutions using AWS services such as VPC, EC2, S3, RDS, MSK, and DynamoDB, among others, ensuring high availability and security.
- Contributed to major component upgrades, including Java, Kafka, Spring Boot, and Debezium, ensuring systems remained up-to-date with the latest technology standards.
- Implemented event-driven architectures and real-time data pipelines using AWS Kinesis, EventBridge, and Kafka.
- Designed dashboards and reports for business intelligence using AWS QuickSight, enabling data-driven decision-making.
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
Computer Science Engineer
Demonstration software for presenting the B&B method
Széchenyi István Egyetem, 2019
High-school graduation
Wigner Jenő Műszaki, Informatikai Technikum, Szakképző Iskola, Gimnázium és Kollégium, 2012
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.
Throughout my career, I have leveraged a wide range of tools and technologies to help me succeed in my work.
Angular
•
ArgoCD
•
Bitbucket
•
C#
•
CloudFormation
•
DataGrip
•
Docker
•
DynamoDB
•
EC2
•
EKS
•
ElasticSearch
•
EventBridge
•
Git
•
Gradle
•
Helm
•
IntelliJ IDEA
•
Java
•
Kafka
•
Kinesis
•
Kotlin
•
Kubernetes
•
Lambda
•
MSK
•
MSSQL
•
Maven
•
MongoDB
•
Node.JS
•
Oracle
•
PyCharm
•
Python
•
QuickSight
•
RDS
•
React
•
Redis
•
Redshift
•
S3
•
Spring
•
Terraform
•
Terragrunt
•
Typescript
•
VPC
