Piotr is a Senior Software Developer with technical expertise in C# and .NET and managing web development processes. He is a proficient writer of APIs and business logic and an avid learner of new technologies. Piotr creates front-end applications using JavaScript frameworks and tests product performance in controlled, real situations before going live.
Worked on the development of UPC, a vendor and product management tool for the software catalog team (9 people, 1 scrum).
Developed new functionalities using .NET Core, Angular 8, MS SQL, Jenkins, Jira, and Git.
Ensuring that features are being delivered efficiently and on time.
Worked on the development of an HR and payroll platform, working in an HR management-bounded context.
Developed new functionalities for the platform and fixed bugs when needed.
Closely cooperated with the QA team.
Worked on the development of Simplement Portal, an internal one-stop shop for maintaining application owners and users' permissions to database objects replicated from SAP logs.
Developed new functionalities using .NET Core, React.js, SharePoint, MS SQL, Azure DevOps, Git, ServiceNow.
Closely cooperated with cross-functional teams within the project.
Served as the lead Angular developer for the platform, building new web-based solutions and maintaining existing client solutions.
Provided production support for app implementations through various testing phases and into production environments.
Instituted best practices and development standards throughout codebases on different projects.
Worked with a team of engineers to deliver robust websites, mobile apps, and solutions using innovative frameworks and tech stacks commercially proven by the world’s largest companies.
Offered production support for client websites' live testing and launch.
Managed the technical feasibility of UI/UX designs and applied industry best practices in delivering high-quality solutions.
Developing, testing, and launching a wide variety of high-impact applications and websites for clients.
Delivered over 20 projects considerably ahead of schedule, resulting in outstanding customer experience.
Extracting use cases from documentation, writing and testing code, and reviewing existing code using best practices and principles to reduce costs of future modifications.
Introduced a centralized reporting solution that presents live data to management and production leaders.
Worked on an identity server for single sign-on using OAuth2 and OpenIDConnect, used by all applications created within the company.
Provided easy-to-learn written user manuals to assist users in understanding complex processes, saving the company hundreds of dollars in training time.
Managed teams of up to 12 people in stock-taking projects for clients with up to 150 localizations.
Completed 100+ projects for clients, establishing long-term relationships.
Installed and configured deployed applications and devices and provided top-level technical support for over 300 users.
Developed bakery management software that helps to streamline the operations of modern bakeries around the globe. It has features for ingredients and stock management, online ordering, production planning, finance, distribution, and CRM. Worked with a team of 5-7 developers, overseeing external API integrations with the best online tools for the solution.
Worked on a project to deliver a solution for the client's Sales Department using SharePoint's web-based collaborative platform. Developed a new add-on for the platform that will be used by P&G employees to gather orders and plan deliveries for the company's Christmas special offers. Liaised with the PM for the delivery of the solution.
Worked on Entrepid, a global platform for business leaders serving as the go-to social media platform for organizations. Fixed bugs on the legacy platform and added new functionalities to web apps adopted by the client from the app creators. Worked in a 3-member team implementing solutions for the project.
Developed an online web application that helps and allows users within Wiśniowski's production chain to record product delays and malfunctions at every step of the production process. Worked as the only developer on the project.
