a Randstad company

Scala/Java Backend Entwickler

Profil
Top-Skills
Scala Java Kotlin Microservices Spring AWS Apache Spark Play Framework Akka Reactive Programming Back-End Docker
Verfügbar ab
18.12.2022
Noch verfügbar - Schnell sein lohnt sich: Der Experte kann bereits für Projekte vorgesehen sein.
Verfügbar zu
80%
davon vor Ort
0%
Einsatzorte

PLZ-Gebiete
Länder
Ganz Deutschland
Remote-Arbeit
möglich
Art des Profiles
Freiberufler / Selbstständiger
Der Experte ist als Einzelperson freiberuflich oder selbstständig tätig.

7 Monate

2022-04

2022-10

Backend support

Senior Software Engineer Scala Java Apache Beam ...
Rolle
Senior Software Engineer
Projektinhalte

Maintenance and extension of existing Scala/Java Services.

Supporting design and PoC of new cloud architecture.

Kenntnisse
Scala Java Apache Beam Cloud Computing Elastic Search
Kunde
Intel 471
Einsatzort
Remote
1 Jahr

2020-12

2021-11

Re-implementation of core services

Senior Backend Engineer Kotlin Java Spring Boot ...
Rolle
Senior Backend Engineer
Projektinhalte

Redesign and rewriting of core services.

Introduction of Kotlin + Spring Boot + Reactive programming.

Training to employees.

Kenntnisse
Kotlin Java Spring Boot Microservices OpenStack-Sahara
Kunde
Lendico Deutschland GmbH
Einsatzort
Remote
5 Monate

2020-06

2020-10

Rolling out of hey.car platform in Spain.

Senior Backend Engineer Java AWS Kotlin ...
Rolle
Senior Backend Engineer
Projektinhalte


Kenntnisse
Java AWS Kotlin Spring Kubernetes
Kunde
heycar
Einsatzort
Remote
6 Monate

2019-10

2020-03

Backend development and maintenance

Senior Scala Developer
Rolle
Senior Scala Developer
Projektinhalte
  • Backend development and maintenance of Akka Http Scala and Spring Java based microservices.
  • Modularization, code improvement and introduction of orthogonal design in existing legacy apps.
Kunde
Zalando SE, Berlin, Germany
5 Monate

2019-04

2019-08

Design and implementation of a machine learning

Senior Scala Developer
Rolle
Senior Scala Developer
Projektinhalte
  • Design and implementation of a machine learning based antifraud system for AutoScout24.
  • Scala and functional programming trainings to new employees
Kunde
Scout24 Group, Berlin, Germany
2 Jahre

2017-04

2019-03

Development and maintenance of backend apps

Scala Developer
Rolle
Scala Developer
Projektinhalte
  • Fighting fraud, phishing and spam with machine learning.
  • Data mining and reports with Spark and stream based solutions.
  • Development and maintenance of backend apps with a reactive architecture approach.
  • Everything in the Cloud (AWS).
  • PoC and preparing workshops about functional programming.
Kunde
ImmobilienScout24, Berlin, Germany
6 Monate

2016-07

2016-12

Implementation of new features and Spring boot

Java Backend Developer
Rolle
Java Backend Developer
Projektinhalte
  • Implementation of new features and Spring boot based microservices for the existing web applications.
  • Investigation of new technologies (PoC) and preparation of workshops for the employees.
Kunde
Adviqo AG, Berlin, Germany
1 Jahr 4 Monate

2015-03

2016-06

Backend development of Java Spring

Java Backend Developer
Rolle
Java Backend Developer
Projektinhalte

Backend development of Java Spring based apps for the following customers:

  • myToys
  • eBay Motors Pro
  • mobile.de
  • Suche.Fortbildung.NRW
Kunde
Neofonie GmbH, Berlin, Germany
3 Monate

2014-07

2014-09

Frontend and Backend development of the marketing tracking tool MotilityAds.

Java Developer
Rolle
Java Developer
Kunde
freenet digital GmbH, Berlin, Germany
2 Jahre 1 Monat

2012-05

2014-05

Development of the existing JEE web app.

Junior Java Developer
Rolle
Junior Java Developer
Projektinhalte
  • Implementation of solutions for the administration of user data.
  • Bug fixing, code and performance improvement.
Kunde
Gameduell GmbH, Gerlin, Germany
6 Monate

2011-09

2012-02

Customization of the Java-based trading software

Software Developer
Rolle
Software Developer
Projektinhalte
  • Customization of the Java-based trading software endur according to customer requirements
Kunde
Openlink Financial, Berlin, Germany
1 Jahr 4 Monate

2010-05

2011-08

Designing automated tasks for internal systems

User Operations Analyst
Rolle
User Operations Analyst
Projektinhalte
  • Maintaining and modifying routing system for incoming reports.
  • Managing and coordinating groups of people for different projects
Kunde
Facebook, Dublin, Ireland

08/2009 ? 01/2010

Online Masters in J2EE

Syncrom Group, Madrid, Spain

10/1999 ? 12/2007

Technical Engineering in Information Systems 

Universidad de Extremadura, Cáceres, Spain

Certifications

04/2020

Software Architecture Principles and Practices

Carnegie Mellon University

04/2020

Apache Kafka Series - Learn Apache Kafka for Beginners v2 

Udemy

03/2020

Programming with Google Go Specialization 

Coursera

10/2018

Developing on AWS

AWS

04/2017

Big Data Analysis With Scala And Spark

Coursera

01/2017

Parallel Programming 

Coursera

01/2017

Functional Programming Design In Scala

Coursera

01/2017

Functional Programming Principles In Scala

Coursera

05/2015

M101j: MongoDB For Java Developers 

MongoDB University

06/2013

Oracle Certified Associate, Java SE 7 Programmer

Oracle

English full
German Professional
Italian full
Spanish native

Top Skills
Scala Java Kotlin Microservices Spring AWS Apache Spark Play Framework Akka Reactive Programming Back-End Docker
Produkte / Standards / Erfahrungen / Methoden

Profile

  • Backend Scala Developer with a strong Java background.
  • Building reactive applications in the Cloud.
  • Clean Code and Functional Programming fanatic.

Tech Skills

Scala

  • Scala 2.13
  • Play
  • Akka
  • sbt
  • Cats
  • fs2
  • Tagless final
  • ScalaTest
  • Spark
  • Spark ML

Java

  • Java 8
  • Spring Boot
  • JPA
  • JUnit
  • Maven
  • Vavr

AWS

  • RDS
  • SQS
  • SNS
  • S3
  • DynamoDB
  • KMS
  • ECR
  • ElastiCache
  • Elasticsearch
  • IAM
  • Kinesis

Mindset

  • Agile
  • TDD
  • Pair Programming
  • Scrum
  • Clean Code
  • Functional Programming
  • Microservices
  • Domain Driven Design
  • Reactive Architecture
  • REST

Others

  • Golang
  • Kotlin
  • Kafka

Strengths

  • Knowledge Sharing
  • Passion
  • Efficiency
  • Team Oriented
  • Agile
  • Communication
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