Profilbild von Bastian Isensee Quality-Driven Software Engineer (Golang, Java) aus AumuehlebeiHamburg

Bastian Isensee

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Letztes Update: 21.01.2024

Quality-Driven Software Engineer (Golang, Java)

Abschluss: Master of Science - Practical Computer Science
Stunden-/Tagessatz: anzeigen
Sprachkenntnisse: deutsch (Muttersprache) | englisch (verhandlungssicher)

Schlagwörter

Java Golang Agile Methodologie Architektur Test Automation Code-Review Continuous Integration Relationale Datenbanken Linux Spring Framework + 11 weitere Schlagwörter anzeigen

Dateianlagen

cv-bastian-isensee-24102023-ger_241023.pdf
cv-bastian-isensee-24102023-eng_241023.pdf

Skills

Does your company depend on custom software? Then you probably know that engineers need both technical and social skills to fulfill business needs. I believe that understanding those needs is key to building useful software that makes our lives better.

Experience
  • 10 years of experience in professional software engineering
  • Focus on backend development in Golang and Java stacks, flexible about other tools
  • Emphasis on high-quality software that is long-term maintainable
  • Worked in cross-functional teams of different sizes using agile processes
  • Fulfilled high standards of the financial and medical domain
Concepts
  • Requirements engineering, architecture conceps and making tradeoffs
  • Object oriented, imperative and concurrent programming
  • Writing clean and maintainable code
  • Relational databases, messaging, event stores
  • Automated and manual testing (unit tests, integration tests, TDD etc.)
  • Agile and classic development processes (Kanban, Scrum, V-Model etc.
  • Code reviews, continuous integration / delivery, version control, documentation
Main Technologies
  • Java
  • Golang
  • PostgreSQL
  • REST
  • WebSocket
  • Kafka
  • Docker
  • Linux

Projekthistorie

09/2022 - 09/2023
Extended and maintained a fully regulated Cryptocurrency trading system
Boerse Stuttgart Digital Exchange GmbH (Banken und Finanzdienstleistungen)

Senior Backend Developer

Tasks
  • Extended and maintained a fully regulated Cryptocurrency trading system in a small team
  • Worked on several interconnected microservices handling order matching, bookkeeping, market data provisioning and other requirements
  • Fixed issues like performance bottlenecks to improve the trading experience for both retail and business customers
  • Created and discussed architecture concepts for new features as well as technical issues
  • Supported data extraction needs and production issue handling
Skills
  • Golang
  • PostgreSQL
  • WebSocket
  • REST
  • Docker
  • Kubernetes
  • Godog / Cucumber
  • Kafka
  • Prometheus + Grafana
  • OpenAPI
  • Amazon S3
  • Gitlab CI/CD

07/2016 - 08/2022
Created and maintained applications for global algorithmic trading
SSW Trading GmbH (Banken und Finanzdienstleistungen)

Senior Software Engineer

Tasks
  • Created, extended and maintained several inhouse applications for a global algorithmic trading company
  • Worked on both monolithic and smaller systems with high demands on risk management
  • Supported a broad range of development activities: Investigation, requirements engineering, design discussions, implementation, testing, maintenance, rollout support, documentation
  • Took on technical coordinator role in several projects: Led team meetings, clarified requirements, distributed tasks, coordinated with stakeholders, product owners and testers
  • Advised stakeholders, product owners and users on software behavior, requirements and issue handling
  • Provided troubleshooting and 3rd level support for production issues
  • Conducted technical interviews for recruiting new developers
  • Provided mentoring and onboarding for new developers and trainees
Skills
  • Java
  • Spring
  • PostgreSQL
  • Kafka
  • REST
  • Hibernate
  • Maven
  • JUnit
  • Mockito
  • Tomcat
  • Vaadin
  • Linux
  • Bash
  • React
  • Vert.x
  • OpenAPI
  • Amazon S3
  • MongoDB
  • Jenkins CI

03/2013 - 06/2016
Customized Manufacturing Execution Systems
Werum IT Solutions GmbH (Pharma und Medizintechnik)

Software Engineer

Tasks
  • Customized Manufacturing Execution Systems for the pharma industry in a team focused on ERP interfaces
  • Followed high quality standards required by regulations, performed acceptance tests with clients
  • Joined a product development team for creating the next generation Manufacturing Execution System and sharing knowledge about the companies existing ERP interface
Skills
  • Java
  • Spring
  • Oracle RDBMS PL/SQL
  • Maven
  • JUnit
  • Mockito
  • JBehave
  • RabbitMQ
  • Jenkins CI

08/2012 - 01/2013
Investigated concepts for migrating interfaces between MES and ERP interfaces
Werum IT Solutions GmbH (Pharma und Medizintechnik)

Internship

Tasks
  • Analysis of complex interfaces between MES and ERP systems
  • Created and evaluated concepts for migrating to more recent technologies
  • Wrote bachelor thesis
Skills
  • Oracle RDBMS
  • PL/SQL
  • Java

Reisebereitschaft

Nur Remote verfügbar

Sonstige Angaben

For more details please see the attached CV and https://bastian-isensee.com/
Profilbild von Bastian Isensee Quality-Driven Software Engineer (Golang, Java) aus AumuehlebeiHamburg Quality-Driven Software Engineer (Golang, Java)
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