Work History
Showcase
Education
Work history
UpStack
Senior Software Engineer
2020 - Present (5 years)
Create and develop innovative software solutions for different clients across a broad range of industries.
Participate in scrums consisting of cross-functional teams, both software and hardware.
Ensure that features are being delivered efficiently and on-time.
Crossover
Java Chief Architect
2017 - 2020 (3 years)
Worked on the analysis, design, development, implementation and maintenance of applications using Java technologies.
Involved in requirement analysis for various projects, defining user expectations for software products and business needs of the client.
Deployment of web and enterprise java components, ensuring quality assurance and debugging.
Sonalake
Senior Software Engineer
2016 - 2017 (1 year)
Worked as a consultant developer for Travelport Digital, involving software design and development using Java technologies.
Maintained and provided production support for the application, bringing new insights and debugging any issues.
Produced releases of software components and detailed design documentation.
IT Kontrakt
Senior Software Engineer
2014 - 2015 (1 year)
Acted as a software consultant for Roche, including software design and development using Java and JavaScript technologies.
Defined development tasks and provided time estimates for project completion, coordinating tasks with other developers.
Complied with programming standards to ensure development consistency. Acted as a client contact and offered support when needed.
Currency One
Senior Software Engineer
2014 - 2014
Worked in research and development using Java and JavaScript for one of the biggest companies on the online currency exchange market in Poland.
Worked on the next version of the company's main product, closely collaborating with a team of developers and designers.
Planned and executed tests to ensure all code meets the necessary requirements.
Inteligo Financial Services
Java Software Engineer
2012 - 2013 (1 year)
Provided software design, development and maintenance using Java technologies for companies in the financial sector.
Created and developed an internal project for the PKO Bank Polski - Poland’s largest bank.
Supported projects across the entire software cycle, ensuring that business needs are met.
Sii
Java Specialist
2011 - 2012 (1 year)
Acted as a project consultant and Java specialist for Roche, one of the biggest pharmaceutical companies in the world.
Provided customer contact and support throughout the project, ensuring team goals and business outcomes are met.
Gathered requirements and created a scalable and highly available software solution.
Advanced Digital Broadcast
Software Integrator / Team Leader
2009 - 2011 (2 years)
Led a small team of software developers for a high-quality full system hardware and software solutions for TV operators.
Provided software integration and development using ANSI C and Java, as well as management of software releases.
In charge of client communication and performing field trials on site. Analyzed and designed program changes, as well as reviewed and updated documentation.
Osmosys Technologies
Software Integrator
2007 - 2009 (2 years)
Executed embedded software porting and integration using ANSI C for a leading innovator in the development of open standards interactive TV solutions.
Provided release management, involving all stages of the software release from development and testing to deployment.
Assisted clients with support issues and troubleshooting, recommending changes to improve application processes.
Projekty Bankowe Polsoft
JEE Developer (intern)
2005 - 2007 (2 years)
Involved in all programming aspects, including business, presentation and data access. Worked on the internal workflow engine development.
Created highly detailed and researched solutions, reviewed other engineers' code and tested software applications.
Identified areas for modification in existing programs, determining operational practicality.
Showcase
Back-End Developer - TripSource
Mobile and web application for business travel companion.
Provides instant access to trip details, travel notifications, and risk alerts.
Successfully deployed the server-side component and achieved successful iteration and production deployments.
Back-End Developer / Architect - Internal project for Genentech
Automated plate lifecycle management for laboratory experiments.
Developed a user-friendly interface and automated processes to streamline lab operations.
Implemented Domain-Driven-Design and feature flags for enhanced software development and maintainability.
Software Engineer / Architect - Optiva Revenue Management Suite
ORMS is a billing and charging engine with advanced features for campaign management, real-time monetization, and subscriber management.
It offers seamless integration across multiple channels (CRM, order management, product catalog) and provides a streamlined concept-to-cash journey.
The project was successfully migrated to a Cloud environment, supporting up to 10M subscribers and utilized Java, Oracle DB, and SOAP technologies.
Software Engineer / Architect - Intranet Portal
Development of an Intranet starting page for internal bank employees.
Creation of a content management solution with widgets for data, comments, and more.
Design and implementation of a user-friendly interface and server-side components.
Education
Sun Certified Programmer for Java Platform, Standard Edition 6
Sun Microsystems
2009 - 2009
MSc. in Computer Science
Poznan University of Technology
2005 - 2007 (2 years)
BSc. in Computer Science
Poznan University of Technology
2002 - 2005 (3 years)