IT outsourcing/consulting: software development, system integration, requirements engineering, usability analysis. Projects involving Vaadin, Java, JavaScript, SQL, XML, HTML/CSS, REST, including accompanying technologies, frameworks and approaches.

Some endeavors in brief:

• Web-based visual railway path/loading planner (JavaScript, JSON, Google Charts, Toast UI, Bootstrap, REST)
• Dynamic Quiz Webapp (Angular/TypeScript, Java, SpringBoot, NoSQL)
• Private cloud solutions for SME (Linux, Docker, MySQL, bash)
• Order generation for ATM cash management (XML, XPath, PDF)
• Automated PDF form processing (PDFBox, Camel, XSD, JSON)
• Railway schedule validation (EDIFACT, Smooks, Drools, Camel)

Agile full-stack development for STV-Contest, Switzerland?s nationwide sports-event management platform (Vaadin, Java, Spring, Angular, SQL, XML, HTML/CSS, Figma, Docker/Kubernetes, Liquibase).

Highlights:

Concepts and features of a software bundle for Swiss real estate register management ? with Java, Spring, Angular/TypeScript, SQL, XML, REST, SOAP, HTML/CSS, Docker/Kubernetes, Flyway. 

Highlights:

• Designing, implementing and maintaining websites and web-applications for non-profit organizations and private customers.
• In the past several years focused on WordPress CMS, writing plugins and extending themes.

• Performing written translation of technical documentation such as requirements specifications, software and hardware manuals, guides and handbooks, release notes, evaluation reports.
• Internationalizing and localizing user interfaces and logging/ reporting systems, often directly within the codebase.

Concepts and features of a new software bundle for Swiss ATMs with Java, JavaScript, SQL, XML, HTML/CSS, Maven. Agile and DevOps'ed.

Some highlights:

• In an agile Scrum environment, added and expanded features, bringing the POC towards the pilot.
• Specified solutions for remote ATM monitoring and management. One of the achievements:
• Designed, specified and implemented a POC of an intermediate Camel-based protocol conversion layer for unified data/ command transfer between a legacy monitoring server and a variety of third party monitoring clients installed on ATMs.

• Provided advisory software engineering services to external corporate customers, taking on projects involving Java, C++, JavaScript, PHP, SQL, XML, HTML, CSS, including accompanying technologies and frameworks.
• Worked on internal projects related to system integration, data analysis and protocol conversion. Performed system administration and maintenance of in-house UNIX/Linux server farm.

Refactoring / tech stack lift of a software bundle for Swiss ATMs in C++, Java, JavaScript, SQL, XML, HTML/CSS. Solutions for remote ATM monitoring and management became a new challenge.

Some achievements:

• Implemented a Finite State Machine to refactor and improve crucial ATM customer workflows in the JavaScript-based front-end.
• Designed and implemented a Java tool for parsing ATM monitoring server exports and converting them into a range of highly customizable formats, such as PDF, XLS, XML, CSV, and TXT.
• Enforced coding conventions and static code analysis.

Feature development and bugfixing of software product family for Swiss ATMs written in C++, JavaScript, SQL, XML, HTML/CSS.

Highlights:

• Refactored and optimized C++-based module responsible for hardware device management of an ATM
• Designed and implemented a Java tool for parsing ATM journal files for further data analysis by a monitoring server
• Introduced refactoring and reviewing into development workflows

• Designed and implemented PHP/MySQL-based web-applications, modules, plugins and extensions in the fields of content management, customer relationship management, and asset management.
• Some achievements:
  • Implemented both front-end and back-end of a patient database for a specific doctor's office.
  • Written a software requirements specification for an advertisement trade platform and provided a mock implementation.
  • Introduced requirements engineering into development workflows