• Architected the Electronic Fiscal Data Management System (EFDMS) platform, designed to handle indirect tax administration of a country. Developed core tax engine and data processor modules in Go, capable of handling millions of transactions p/sec.• Optimized the Invoice and Credit note processing APIs for SmartTax Enterprise compliance platform by rewriting them from .NET to Go, increasing their performance by over 5x• Built Bluesparc AI, with Flask/Jinja2/Bootstrap web front and… Show more • Architected the Electronic Fiscal Data Management System (EFDMS) platform, designed to handle indirect tax administration of a country. Developed core tax engine and data processor modules in Go, capable of handling millions of transactions p/sec.• Optimized the Invoice and Credit note processing APIs for SmartTax Enterprise compliance platform by rewriting them from .NET to Go, increasing their performance by over 5x• Built Bluesparc AI, with Flask/Jinja2/Bootstrap web front and Python backend, that streamlines data pipelines and Machine Learning model generation using modern libraries like Pytorch and LlamaIndex for predictive and classification models • Designed VFD, Capture technology (C/C++) and drivers to automate transaction capture, parsing, conversion, validation and digital signing processes for ERP integrations without interfaces saving clients at least 50% in development costs• Created a complex digital signature framework for online and offline transaction validation and developed its implementations for web, on-prem and edge device deployments in various languages like C++, Python, Go and Javascript • Developed mobile apps: BluePOS a Tax compliant POS/Payment solution for mobile and BlueM3 an audit application for tax authority field officers, using Flutter and Nodejs • Led cross functional teams, analyzed Enterprise and Public sector user requirements to develop product features, mentored junior developers and optimized development processes for increased efficiency• Built product prototypes and POCs, made technical presentations for internal management, public sector and Enterprise customers and spoke at events (including EXS, CIAT, OECD, ATAF etc…) about company technology and products- Made huge impact in Revenue collection & compliance in several countries (Contact for further info) Show less

• Designed and developed a multi-platform hospitality Point of Sale System in C# with both a client/server version with PostgreSQL and an embedded version with SQLite database• Implemented interfaces for various hardware devices, payment infrastructures and ERP back-office systems for seamless integration into existing processes• Built a supply chain and stock module in Python that streamlined and automated a number of purchase and stock processes for large chains, saving up to 30% in… Show more • Designed and developed a multi-platform hospitality Point of Sale System in C# with both a client/server version with PostgreSQL and an embedded version with SQLite database• Implemented interfaces for various hardware devices, payment infrastructures and ERP back-office systems for seamless integration into existing processes• Built a supply chain and stock module in Python that streamlined and automated a number of purchase and stock processes for large chains, saving up to 30% in wastage and time• Developed membership management module for the Club system for sports and social clubs and created integrations with various back end solutions (SAP/Oracle/Dynamics etc..)• Created several tools, e.g. help desk, Internal development platform and ticket management for efficient handling of support requests. Collected and analysed data for further enhancements and feature development of products Show less