Quality-Driven Software Engineer (Golang, Java)

9/2022 – 9/2023

* 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

Amazon Web Services (AWS), Docker, Go (GoLang), Kafka, Kubernetes, PostgreSQL, Representational State Transfer (REST)

7/2016 – 8/2022

* 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

Kafka, MongoDB, PostgreSQL, Apache Tomcat, Apache Maven, Bash (Shell), Hibernate (Java), Java (allg.), Jenkins, JUnit, Spring, Amazon Web Services (AWS), React (JavaScript library), Representational State Transfer (REST)

3/2013 – 6/2016

* 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

Apache Maven, Java (allg.), Jenkins, JUnit, Oracle Database, PL/SQL, Spring