
Katsiaryna Sirotenco developed and maintained municipal electronic invoicing features for the Unimake/DFe repository, focusing on backend integration and configuration-driven processing. She expanded support for multiple municipalities by implementing XML schema validation, SOAP-based service integrations, and protocol enhancements using C# and .NET. Her work included serialization and deserialization of fiscal documents, robust unit testing, and the introduction of repeatable patterns for onboarding new regions. By aligning configurations with evolving tax compliance standards and refining XML processing, Katsiaryna improved production readiness and interoperability. The depth of her contributions ensured reliable, scalable onboarding and maintainable code for complex fiscal system requirements.
April 2025 — Unimake/DFe: Delivered multi-standard municipal processing capabilities and strengthened test data validation across WEBISS, THEMA, E&L, and QUASAR. No major defects reported; focus was on feature delivery, schema integration, and test resources across four municipalities to enable faster onboarding and production readiness.
April 2025 — Unimake/DFe: Delivered multi-standard municipal processing capabilities and strengthened test data validation across WEBISS, THEMA, E&L, and QUASAR. No major defects reported; focus was on feature delivery, schema integration, and test resources across four municipalities to enable faster onboarding and production readiness.
2025-03 monthly summary for Unimake/DFe focused on NFSe feature delivery and municipality-specific configuration standardization to enable scalable onboarding and compliant processing across municipalities.
2025-03 monthly summary for Unimake/DFe focused on NFSe feature delivery and municipality-specific configuration standardization to enable scalable onboarding and compliant processing across municipalities.
February 2025 Monthly Summary for Unimake/DFe: Delivered and hardened NFSe workflow capabilities with expanded municipal coverage, along with rigorous SOAP/XML/signature compatibility fixes. Key features include NFCom status and consultation services with unit tests, and Aracaju - SE WEBISS integration. Also delivered Marcolândia - PI (Padrão Fiorilli) support. Significant bug fixes stabilized SubstituirNFSe and related services, signature tagging for RecepcionarLoteRps and CancelarNfse, and XML/SOAP refinements across Vitória - ES and NFCom services. Emphasis on business value, reliability, and maintainability through tests and schema-driven adjustments.
February 2025 Monthly Summary for Unimake/DFe: Delivered and hardened NFSe workflow capabilities with expanded municipal coverage, along with rigorous SOAP/XML/signature compatibility fixes. Key features include NFCom status and consultation services with unit tests, and Aracaju - SE WEBISS integration. Also delivered Marcolândia - PI (Padrão Fiorilli) support. Significant bug fixes stabilized SubstituirNFSe and related services, signature tagging for RecepcionarLoteRps and CancelarNfse, and XML/SOAP refinements across Vitória - ES and NFCom services. Emphasis on business value, reliability, and maintainability through tests and schema-driven adjustments.
January 2025 (2025-01) monthly summary for Unimake/DFe. Highlights: - NFSe municipality support for Vitória-ES and São Joaquim da Barra-SP added (new municipality enums and XML/configs). - NFCom service status handling implemented with ConsStatServ/RetConsStatServ serialization/deserialization, unit tests, and updates to NFCom XML structures and enums. - Build stability and maintainability improvements, including Visual Studio conflict resolution and refactors for NFCom/NFSe handling. Impact: expanded NFSe coverage, more robust service-status checks, higher reliability for new municipalities and future integrations. Technologies/skills demonstrated: C#/.NET, XML schemas, enums, serialization/deserialization, unit testing, and configuration-driven processing.
January 2025 (2025-01) monthly summary for Unimake/DFe. Highlights: - NFSe municipality support for Vitória-ES and São Joaquim da Barra-SP added (new municipality enums and XML/configs). - NFCom service status handling implemented with ConsStatServ/RetConsStatServ serialization/deserialization, unit tests, and updates to NFCom XML structures and enums. - Build stability and maintainability improvements, including Visual Studio conflict resolution and refactors for NFCom/NFSe handling. Impact: expanded NFSe coverage, more robust service-status checks, higher reliability for new municipalities and future integrations. Technologies/skills demonstrated: C#/.NET, XML schemas, enums, serialization/deserialization, unit testing, and configuration-driven processing.
November 2024 monthly summary for Unimake/DFe. Delivered critical NF3e protocol enhancements, extended municipal configuration support, and WSDL alignment to SMARAPD, delivering tangible business value by expanding tax document interoperability, regional coverage, and production readiness. Key work included core serialization/deserialization for NF3e, status and receipt query support, and service status responses with ISO 8601 formatting; added Lontras - SC IPM configuration for Lontras municipality; updated Cariacica - ES WSDL to SMARAPD standard to ensure correct endpoints. All changes accompanied by updated tests and documentation.
November 2024 monthly summary for Unimake/DFe. Delivered critical NF3e protocol enhancements, extended municipal configuration support, and WSDL alignment to SMARAPD, delivering tangible business value by expanding tax document interoperability, regional coverage, and production readiness. Key work included core serialization/deserialization for NF3e, status and receipt query support, and service status responses with ISO 8601 formatting; added Lontras - SC IPM configuration for Lontras municipality; updated Cariacica - ES WSDL to SMARAPD standard to ensure correct endpoints. All changes accompanied by updated tests and documentation.

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