Available to hire
I am a Senior Software Engineer with over 14 years of programming experience working across various industries such as advertisement, banking, cloud native apps, and geospatial search systems. My core expertise lies in developing robust solutions using Java and Kotlin along with hands-on experience in Ruby and Go. I thrive in collaborative environments emphasizing test-driven development and agile methodologies.
Currently based in Vienna, Austria, I lead development efforts for cost calculation software, focusing on code quality, documentation, and seamless production deployments. I have a strong background in cloud platforms including AWS, GCP, Azure, and VMware vSphere, and I enjoy solving complex technical challenges while continuously enhancing system performance and scalability.
Skills
Work Experience
Senior Software Engineer at Tset
September 1, 2023 - PresentLed the development of features for cost calculation software from RFC through to production deployment. Focused on refactoring legacy code to improve readability and maintain comprehensive documentation. Reverse engineered existing services to restore missing functional details and enhanced test coverage by developing a new testing framework. Played a key role in the maintenance team responsible for delivering timely bug fixes to production environments. Utilized Java/Kotlin with reactive streams, Spring Boot, PostgreSQL, MongoDB, GitLab pipelines, and monitoring tools like Datadog and Opensearch.
Software Engineer at N26
July 31, 2023 - August 22, 2025Participated in the extraction of an insurance-related domain from a monolithic architecture to a dedicated microservice including writing RFCs, service development, and leading live migration with Kafka and data transfers. Led initiatives including A/B testing for insurance product impact analysis and the migration of 200k premium customers to a new insurance provider, collaborating closely with external service providers to ensure smooth transitions. Technologies involved included Java/Kotlin, Spring Boot, Kafka with protobuf, PostgreSQL, Metabase, and CI/CD with GitHub Actions, Argo CD, and Jenkins.
Senior Software Engineer at LinkedIn
March 31, 2022 - August 22, 2025Contributed to LinkedIn Marketing Solutions by designing and implementing projects aimed at increasing advertising revenue and improving advertiser experience. Worked on infrastructure to build secure, auditor-compliant big data processing platforms in collaboration with SRE, Security, and Advertisement teams. Delivered data pipelines on Azure processing terabytes of data through Spark and Hadoop clusters. Utilized Java, Scala, Gradle and custom LinkedIn CI/CD and monitoring tools.
Senior Member of Technical Staff at VMWare
August 31, 2018 - August 22, 2025Worked on Project BOSH, an open-source VM orchestrator supporting multiple clouds, and Project UAA, a Cloud Foundry identity management system supporting OAuth2, OIDC, SAML, and LDAP. Responsibilities included development in Java (Spring), Ruby, Go, Javascript, BASH scripting, implementing continuous integration pipelines, practicing agile and TDD methodologies, and pair programming.
Senior Software Engineer at Nokia HERE
September 1, 2015 - August 22, 2025Developed and enhanced EGIS, a geospatial search tool, performing extensive investigation into Oracle spatial capabilities and MongoDB for indexing. Led architecture improvements to support 100x more data, integrated JTS library compatibility, and developed new end-user features based on usability principles. Responsibilities also included bug fixing, improving test coverage, and code reviews.
Senior Software Engineer at Devexperts
February 28, 2014 - August 22, 2025Developed and tested new features for financial software systems used in online brokerage, exchange, and financial market activities. Participated in bug fixing, daily scrums, and gained experience working within financial markets.
Senior Software Engineer at T-systems
September 1, 2013 - August 22, 2025Led the 'offer' subsystem development responsible for ticket formation based on route, date, and properties for Swiss Federal Railroad ticketing system. Served as Team Lead and Scrum Master, improving code quality, test coverage, leading junior developers, and supporting continuous integration and documentation processes.
Software Engineer at Tasked
March 1, 2013 - August 22, 2025Key contributor in developing a single-page project management application for construction using AJAX. Designed database structure and main functionality, optimized system performance, and provided customer consultations.
Freelancer at Self-employment
February 1, 2012 - August 22, 2025Provided freelance development services for diverse PHP projects covering backend to frontend development and communicated with international customers.
Software Engineer at Qliff
November 1, 2011 - August 22, 2025Developed web application parts including the administration panel for Qippo, a system crawling and indexing internet shops. Focused on improving code quality, test coverage, UI usability, and panel performance.
Software Engineer at Thumbtack
April 1, 2010 - August 22, 2025Engaged in multiple Java, .NET, and PHP projects including development of API for NY Times email campaigns, UI support for campaign management, database structure design, and unit testing.
Education
Master’s Degree at Omsk State University
January 11, 2030 - August 22, 2025Qualifications
RWR+ card (work authorization)
January 11, 2030 - January 1, 2027Industry Experience
Financial Services, Software & Internet, Computers & Electronics, Transportation & Logistics, Retail
Skills
Hire a Developer
We have the best developer experts on Twine. Hire a developer in Vienna today.