DevOps, Cloud Engineer, Data Engineer
Aktualisiert am 24.04.2025
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 12.05.2025
Verfügbar zu: 100%
davon vor Ort: 5%
AWS
Java
Kubernetes
Lithuanian
Muttersprache
English
C2 / C1
German
C2 / C1

Einsatzorte

Einsatzorte

Deutschland, Österreich
möglich

Projekte

Projekte

1 Jahr 8 Monate
2023-09 - heute

Development and maintenance of multi-environment Infrastructure

DevOps / Backend developer, fully remote contract Microsoft Azure services including Azure Function Monitor ...
DevOps / Backend developer, fully remote contract
  • Development and maintenance of multi-environment Infrastructure as Code for the new Smart Invoice product
  • Maintenance of CI/CD pipelines
  • Implementation of Zero Trust, based on Federated Identity and KeyVault
  • Logging and Monitoring solution with managed Prometheus and Grafana
  • Design and implementation of load testing solution for external APIs
  • Design and implementation of functionality, based on Azure Function, Docker, Storage Queue and other services, taking into consideration deployment and cost factors
  • Local development environment optimization
  • Java Backend development
Microsoft Azure services including Azure Function Monitor AKS Event Grid Storage Queue KeyVault Log Analytics and many others az CLI bash Terraform Terragrunt Kubernetes Gitlab ArgoCD Prometheus Grafana Java 17 Spring Boot 3 Gradle
Eucon GmbH (Münster, Germany)
8 Jahre 2 Monate
2017-03 - heute

website, claims processing backend

Cofounder and CTO PlayFramework MongoDB REST interfaces ...
Cofounder and CTO
Founded and lead a company dealing with delayed flight compensations. Single-handedly developed IT tools for the company ? website, claims processing backend etc.
PlayFramework MongoDB REST interfaces ScalaJS React & Flux Docker
5 Monate
2023-04 - 2023-08

Developing microservices

Cloud developer, fully remote contract Java 17 Spring Boot 3 Gradle ...
Cloud developer, fully remote contract
Developing microservices for the integration of external services into the Enfuce platform. Developing cloud infrastructure using AWS CDK
Java 17 Spring Boot 3 Gradle AWS (CDK/Fargate/Lambda/SQS) Gitlab CI/CD
Enfuce License Services Oy (enfuce.com) (Finland)
3 Monate
2022-10 - 2022-12

CI/CD pipelines optimization

Data Engineer, fully remote contract AWS (Step Functions) Gitlab CI/CD Docker ...
Data Engineer, fully remote contract
All-around data engineer. Worked on CI/CD pipelines optimization, internal Scala tooling improvement.
AWS (Step Functions) Gitlab CI/CD Docker Scala Spark
Alexander Thamm GmbH, the end client was Deutsche Bahn Energie (Frankfurt, Germany
1 Jahr
2021-10 - 2022-09

Big Data project in the automotive domain

Scala Engineer, fully remote contract Scala Java Spark ...
Scala Engineer, fully remote contract
Worked on a Big Data project in the automotive domain (end customer ? Mercedes Benz), developing tools for vehicle?s test data (datasets in order of 100TBs in size) processing. Additionally worked on the BDSP product used for the said transformations. Refactored monolithic Java codebase into smaller components; fixed unit testing, CI/CD pipelines.
Scala Java Spark Databricks Azure Postgres Maven JUnit Gitlab CI/CD data formats specific for automotive industry (MDF/TMT)
T-Systems GmbH (Berlin, Germany)
8 Monate
2021-03 - 2021-10

Building ETL pipelines

Data Engineer, fully remote contract Kafka ksqlDB Kafka Connect ...
Data Engineer, fully remote contract
Kafka ksqlDB Kafka Connect Python Azure Kubernetes Postgres Oracle
Allianz Technology (Munich, Germany)
4 Monate
2020-12 - 2021-03

Refactoring Scala code, migrating to HDFS, building the environment

Data Engineer, fully remote, part-time contracting position Scala Kafka Connect Hadoop ...
Data Engineer, fully remote, part-time contracting position
Scala Kafka Connect Hadoop Spark Docker Debezium
Mehrwertmacher GmbH (Dresden, Germany)
3 Monate
2020-10 - 2020-12

Metrics and Alerts in Grafana, improvements for the Real-time platform

Data Engineer, fully remote contracting position Scala Kafka Kafka Stream ...
Data Engineer, fully remote contracting position
Scala Kafka Kafka Stream Kubernetes Helm Prometheus Grafana
Mobimeo GmbH (Berlin, Germany)
2 Monate
2020-06 - 2020-07

Joined an early stage startup

Tech lead Java Spring Boot gRPC ...
Tech lead
Java Spring Boot gRPC PostgreSQL Docker
Craftsoft.io
3 Monate
2020-03 - 2020-05

Building microservices for the real-time trading platform

Scala Developer, remote contracting position Scala Kafka Akka ...
Scala Developer, remote contracting position
Scala Kafka Akka Kubernetes
TTMZero GmbH
1 Jahr 9 Monate
2018-09 - 2020-05

Working on backend of platform

Scala Developer, remote contracting position Scala Spark Akka-Http ...
Scala Developer, remote contracting position
Working on backend of Yields.io platform, mostly on Data Lake
Scala Spark Akka-Http Hadoop Docker
Yields.io
1 Jahr 8 Monate
2016-11 - 2018-06

Testing data validation

Software Developer, 100% remote position PlayFramework Scala Akka ...
Software Developer, 100% remote position
Developing Maalka data platform: backend developer for PlayFramework and Akka backend. Testing data validation
PlayFramework Scala Akka Elasticsearch ScalaTest some frontend work with AngularJS
Maalka Inc. / Energy / IT
1 Jahr 4 Monate
2015-08 - 2016-11

Big Data projects

Senior Developer Java 8 Couchbase Microsoft Azure ...
Senior Developer
Big Data projects ? worked on Java Backend for a tool used to model customer behaviour. BPMN projects ? modelling new and changing old business processes, working closely with business users, improving technology stack.
Java 8 Couchbase Microsoft Azure Activiti Framework Jetty Spring MVC Oracle DB
Storebrand Baltic, UAB (renamed to Cognizant Technology Solutions Lithuania) / Financial Services
2 Jahre 2 Monate
2013-05 - 2015-06

Developed custom solutions

Technical Consultant Java Spring Integration
Technical Consultant
Worked as an all-around technical consultant. Developed custom solutions for software integration; installation and maintenance of standard FICO products; documentation.
Java Spring Integration
Fair Isaac Lithuania, UAB / Consulting
2 Jahre
2011-05 - 2013-04

ESB implementation project

Software developer Java Apache Camel XSLT ...
Software developer
Worked in the Team Integration unit. Took part in the bank-wide ESB implementation project.
Java Apache Camel XSLT various MQs Web Services
Securities and Integration systems unit / SEB bank, Vilnius, Lithuania / Banking

Aus- und Weiterbildung

Aus- und Weiterbildung

2007 ? 2010

Master of Science in Informatics and Electronic Commerce

Funded by grant of DAAD (German Academic Exchange Service)

Software Engineering, Project Management, Electronic Commerce

Augsburg University, Augsburg, Germany


2002 - 2007

Bachelor of Science in Informatics

Computer Science, Programming

Vilnius University, Vilnius, Lithuania


Certifications

  • AWS Certified Solution Architect Associate
  • Introduction to Data Science (Coursera)
  • Functional Programming Principles in Scala (Coursera)
  • Functional Program Design in Scala (Coursera)

Kompetenzen

Kompetenzen

Top-Skills

AWS Java Kubernetes

Produkte / Standards / Erfahrungen / Methoden

Social skills and competences

  • Perfect inter-cultural skills, spent 3 years in Germany
  • Team player


Computer skills and competences

  • Frameworks: Spring Integration, Spring Batch, Spring Boot, Apache Camel, Activiti BPM
  • Servers: Tomcat, JBoss Application Server, WebSphere Application Server
  • Cloud: AWS, Microsoft Azure
  • Containers: Kubernetes, Docker
  • Version control systems: Git, Subversion, ClearCase
  • Concepts: Web Services, UML, Design Patterns, Functional Programming
  • Other: ActiveMQ and other MQs, Maven, SBT, bash scripting

Betriebssysteme

Linux/UNIX
Ubuntu, Red Hat, AIX
OS X
Windows

Programmiersprachen

Scala
Java
J2EE
Python

Datenbanken

Postgres
MySQL
Oracle
Couchbase
Mongo
Elasticsearch

Einsatzorte

Einsatzorte

Deutschland, Österreich
möglich

Projekte

Projekte

1 Jahr 8 Monate
2023-09 - heute

Development and maintenance of multi-environment Infrastructure

DevOps / Backend developer, fully remote contract Microsoft Azure services including Azure Function Monitor ...
DevOps / Backend developer, fully remote contract
  • Development and maintenance of multi-environment Infrastructure as Code for the new Smart Invoice product
  • Maintenance of CI/CD pipelines
  • Implementation of Zero Trust, based on Federated Identity and KeyVault
  • Logging and Monitoring solution with managed Prometheus and Grafana
  • Design and implementation of load testing solution for external APIs
  • Design and implementation of functionality, based on Azure Function, Docker, Storage Queue and other services, taking into consideration deployment and cost factors
  • Local development environment optimization
  • Java Backend development
Microsoft Azure services including Azure Function Monitor AKS Event Grid Storage Queue KeyVault Log Analytics and many others az CLI bash Terraform Terragrunt Kubernetes Gitlab ArgoCD Prometheus Grafana Java 17 Spring Boot 3 Gradle
Eucon GmbH (Münster, Germany)
8 Jahre 2 Monate
2017-03 - heute

website, claims processing backend

Cofounder and CTO PlayFramework MongoDB REST interfaces ...
Cofounder and CTO
Founded and lead a company dealing with delayed flight compensations. Single-handedly developed IT tools for the company ? website, claims processing backend etc.
PlayFramework MongoDB REST interfaces ScalaJS React & Flux Docker
5 Monate
2023-04 - 2023-08

Developing microservices

Cloud developer, fully remote contract Java 17 Spring Boot 3 Gradle ...
Cloud developer, fully remote contract
Developing microservices for the integration of external services into the Enfuce platform. Developing cloud infrastructure using AWS CDK
Java 17 Spring Boot 3 Gradle AWS (CDK/Fargate/Lambda/SQS) Gitlab CI/CD
Enfuce License Services Oy (enfuce.com) (Finland)
3 Monate
2022-10 - 2022-12

CI/CD pipelines optimization

Data Engineer, fully remote contract AWS (Step Functions) Gitlab CI/CD Docker ...
Data Engineer, fully remote contract
All-around data engineer. Worked on CI/CD pipelines optimization, internal Scala tooling improvement.
AWS (Step Functions) Gitlab CI/CD Docker Scala Spark
Alexander Thamm GmbH, the end client was Deutsche Bahn Energie (Frankfurt, Germany
1 Jahr
2021-10 - 2022-09

Big Data project in the automotive domain

Scala Engineer, fully remote contract Scala Java Spark ...
Scala Engineer, fully remote contract
Worked on a Big Data project in the automotive domain (end customer ? Mercedes Benz), developing tools for vehicle?s test data (datasets in order of 100TBs in size) processing. Additionally worked on the BDSP product used for the said transformations. Refactored monolithic Java codebase into smaller components; fixed unit testing, CI/CD pipelines.
Scala Java Spark Databricks Azure Postgres Maven JUnit Gitlab CI/CD data formats specific for automotive industry (MDF/TMT)
T-Systems GmbH (Berlin, Germany)
8 Monate
2021-03 - 2021-10

Building ETL pipelines

Data Engineer, fully remote contract Kafka ksqlDB Kafka Connect ...
Data Engineer, fully remote contract
Kafka ksqlDB Kafka Connect Python Azure Kubernetes Postgres Oracle
Allianz Technology (Munich, Germany)
4 Monate
2020-12 - 2021-03

Refactoring Scala code, migrating to HDFS, building the environment

Data Engineer, fully remote, part-time contracting position Scala Kafka Connect Hadoop ...
Data Engineer, fully remote, part-time contracting position
Scala Kafka Connect Hadoop Spark Docker Debezium
Mehrwertmacher GmbH (Dresden, Germany)
3 Monate
2020-10 - 2020-12

Metrics and Alerts in Grafana, improvements for the Real-time platform

Data Engineer, fully remote contracting position Scala Kafka Kafka Stream ...
Data Engineer, fully remote contracting position
Scala Kafka Kafka Stream Kubernetes Helm Prometheus Grafana
Mobimeo GmbH (Berlin, Germany)
2 Monate
2020-06 - 2020-07

Joined an early stage startup

Tech lead Java Spring Boot gRPC ...
Tech lead
Java Spring Boot gRPC PostgreSQL Docker
Craftsoft.io
3 Monate
2020-03 - 2020-05

Building microservices for the real-time trading platform

Scala Developer, remote contracting position Scala Kafka Akka ...
Scala Developer, remote contracting position
Scala Kafka Akka Kubernetes
TTMZero GmbH
1 Jahr 9 Monate
2018-09 - 2020-05

Working on backend of platform

Scala Developer, remote contracting position Scala Spark Akka-Http ...
Scala Developer, remote contracting position
Working on backend of Yields.io platform, mostly on Data Lake
Scala Spark Akka-Http Hadoop Docker
Yields.io
1 Jahr 8 Monate
2016-11 - 2018-06

Testing data validation

Software Developer, 100% remote position PlayFramework Scala Akka ...
Software Developer, 100% remote position
Developing Maalka data platform: backend developer for PlayFramework and Akka backend. Testing data validation
PlayFramework Scala Akka Elasticsearch ScalaTest some frontend work with AngularJS
Maalka Inc. / Energy / IT
1 Jahr 4 Monate
2015-08 - 2016-11

Big Data projects

Senior Developer Java 8 Couchbase Microsoft Azure ...
Senior Developer
Big Data projects ? worked on Java Backend for a tool used to model customer behaviour. BPMN projects ? modelling new and changing old business processes, working closely with business users, improving technology stack.
Java 8 Couchbase Microsoft Azure Activiti Framework Jetty Spring MVC Oracle DB
Storebrand Baltic, UAB (renamed to Cognizant Technology Solutions Lithuania) / Financial Services
2 Jahre 2 Monate
2013-05 - 2015-06

Developed custom solutions

Technical Consultant Java Spring Integration
Technical Consultant
Worked as an all-around technical consultant. Developed custom solutions for software integration; installation and maintenance of standard FICO products; documentation.
Java Spring Integration
Fair Isaac Lithuania, UAB / Consulting
2 Jahre
2011-05 - 2013-04

ESB implementation project

Software developer Java Apache Camel XSLT ...
Software developer
Worked in the Team Integration unit. Took part in the bank-wide ESB implementation project.
Java Apache Camel XSLT various MQs Web Services
Securities and Integration systems unit / SEB bank, Vilnius, Lithuania / Banking

Aus- und Weiterbildung

Aus- und Weiterbildung

2007 ? 2010

Master of Science in Informatics and Electronic Commerce

Funded by grant of DAAD (German Academic Exchange Service)

Software Engineering, Project Management, Electronic Commerce

Augsburg University, Augsburg, Germany


2002 - 2007

Bachelor of Science in Informatics

Computer Science, Programming

Vilnius University, Vilnius, Lithuania


Certifications

  • AWS Certified Solution Architect Associate
  • Introduction to Data Science (Coursera)
  • Functional Programming Principles in Scala (Coursera)
  • Functional Program Design in Scala (Coursera)

Kompetenzen

Kompetenzen

Top-Skills

AWS Java Kubernetes

Produkte / Standards / Erfahrungen / Methoden

Social skills and competences

  • Perfect inter-cultural skills, spent 3 years in Germany
  • Team player


Computer skills and competences

  • Frameworks: Spring Integration, Spring Batch, Spring Boot, Apache Camel, Activiti BPM
  • Servers: Tomcat, JBoss Application Server, WebSphere Application Server
  • Cloud: AWS, Microsoft Azure
  • Containers: Kubernetes, Docker
  • Version control systems: Git, Subversion, ClearCase
  • Concepts: Web Services, UML, Design Patterns, Functional Programming
  • Other: ActiveMQ and other MQs, Maven, SBT, bash scripting

Betriebssysteme

Linux/UNIX
Ubuntu, Red Hat, AIX
OS X
Windows

Programmiersprachen

Scala
Java
J2EE
Python

Datenbanken

Postgres
MySQL
Oracle
Couchbase
Mongo
Elasticsearch

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