Creating and developing innovative solutions for clients across a broad range of industries.

Participating in scrums consisting of cross-functional teams, both software and hardware.

Ensuring that features are being delivered efficiently and on time.

Designed, built, and implemented new applications from scratch, translating user needs into an understandable architecture.

Performed technology and tool assessments to devise solutions, implement key features, and fix critical bugs.

Wrote stored procedures, designed and implemented test plans, and edited DB schema to enhance solutions.

Extended logic and created new features for a bot development platform using React, React Redux, and ASP.NET Core API (https://matseliukh.com/?project=dialog%20set%20editor).

Integrated third-party systems for an authorization rate increase (https://matseliukh.com/?project=money%20team%20contribution).

Designed the architecture of components' interaction during the productization of one of the services (https://matseliukh.com/?project=rbet).

Worked with different tools, databases, frameworks, and middleware to deliver several ASP.NET applications for clients.

Wrote clean code and translated designs and product specifications into full-fledged, dynamic, and functional solutions.

Built performant and scalable full-stack solutions to support new and existing products and features.

Worked on ModelSociety website, improving webpages loading speed, optimizing database queries, adding new features. (https://matseliukh.com/?project=modelsociety)

Worked on ImpressoLabs website, creating the website from scratch with a team of 4 engineers and designing system architecture. (https://matseliukh.com/?project=impressolabs)

Extended the existing website features, adding new pages and designing i18n for the website. (https://matseliukh.com/?project=gomingo)

Designed, coded, deployed, documented, and maintained web solutions on the Halo ERP Audit platform.

Engaged in discussions with US teams to guide technical design, understand requirements, and create solutions.

Wrote clear, concise documentation for developed technologies on the ERP and established best practices to ensure accessibility.

Worked on an ERP system for tracking analytics, adding new features, fixing bugs, and integrating with third-party services.

Created new functionalities and implemented new pages and components.

Covered new functionalities with unit and integration tests.

Designed and built a comprehensive inventory management system with features for telemedicine, EMRS, and EPIS for pharmacies.

Implemented the design system and created codebase to make the system modular, scalable, and well-documented.

Identified areas of improvement to increase usability, perform bug fixing, and enhance performance tuning.

Created new solutions to add value to the NowInfinity platform, implementing features, white labelling, and third-party integrations.

Designed and implemented custom entities and created new classes and modules to enhance the CRM.

Created and executed new pages for new documents, Word, PDF processing, and other functionalities.

Worked on a flat-file parser, built new e-document types, and implemented new functionalities for clients.

Liaised closely with the Polish team to develop new reports from the SQL Server database on the Comarch EDI project.

Provided web system support, identified and fixed bugs, and worked on enhancements to existing solutions.