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I am a Flutter-focused engineer and designer who ships scalable products that improve based on metrics and user feedback. With valuable experience tackling problems head-first in startups, I involve myself in all stages of development, from concept to distribution. I led the integration of Mastercard Digital Enablement Service (MDES), adding functionality to tokenize debit cards for use with Google Pay and Apple Pay. Launched savings accounts which accelerated our path to profitability, holding over £1,000,000 the month after release. I also built and maintained a green-tech banking app using Flutter and Riverpod, a Node.js TypeScript backend, and open-banking tech, securing over £1M in funding. I created automated workflows for educational platforms, reducing deployment times exponentially. I released chatbot frameworks using NLPs such as Dialogflow CX and RASA AI, used to gather 500+ bank statements and psychometric tests for machine learning.…I am a Flutter-focused engineer and designer who ships scalable products that improve based on metrics and user feedback. With valuable experience tackling problems head-first in startups, I involve myself in all stages of development, from concept to distribution. I led the integration of Mastercard Digital Enablement Service (MDES), adding functionality to tokenize debit cards for use with Google Pay and Apple Pay. Launched savings accounts which accelerated our path to profitability, holding over £1,000,000 the month after release. I also built and maintained a green-tech banking app using Flutter and Riverpod, a Node.js TypeScript backend, and open-banking tech, securing over £1M in funding. I created automated workflows for educational platforms, reducing deployment times exponentially. I released chatbot frameworks using NLPs such as Dialogflow CX and RASA AI, used to gather 500+ bank statements and psychometric tests for machine learning.

Nathaniel Dragusin

PRO

Full Stack Developer, Front-End Developer, Web Developer, +5

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I am a Flutter-focused engineer and designer who ships scalable products that improve based on metrics and user feedback. With valuable experience tackling problems head-first in startups, I involve myself in all stages of development, from concept to distribution. I led the integration of Mastercard Digital Enablement Service (MDES), adding functionality to tokenize debit cards for use with Google Pay and Apple Pay. Launched savings accounts which accelerated our path to profitability, holding over £1,000,000 the month after release. I also built and maintained a green-tech banking app using Flutter and Riverpod, a Node.js TypeScript backend, and open-banking tech, securing over £1M in funding. I created automated workflows for educational platforms, reducing deployment times exponentially. I released chatbot frameworks using NLPs such as Dialogflow CX and RASA AI, used to gather 500+ bank statements and psychometric tests for machine learning.…I am a Flutter-focused engineer and designer who ships scalable products that improve based on metrics and user feedback. With valuable experience tackling problems head-first in startups, I involve myself in all stages of development, from concept to distribution. I led the integration of Mastercard Digital Enablement Service (MDES), adding functionality to tokenize debit cards for use with Google Pay and Apple Pay. Launched savings accounts which accelerated our path to profitability, holding over £1,000,000 the month after release. I also built and maintained a green-tech banking app using Flutter and Riverpod, a Node.js TypeScript backend, and open-banking tech, securing over £1M in funding. I created automated workflows for educational platforms, reducing deployment times exponentially. I released chatbot frameworks using NLPs such as Dialogflow CX and RASA AI, used to gather 500+ bank statements and psychometric tests for machine learning.

Available to hire

Bristol, United Kingdom

I am a Flutter-focused engineer and designer who ships scalable products that improve based on metrics and user feedback.

With valuable experience tackling problems head-first in startups, I involve myself in all stages of development, from concept to distribution. I led the integration of Mastercard Digital Enablement Service (MDES), adding functionality to tokenize debit cards for use with Google Pay and Apple Pay. Launched savings accounts which accelerated our path to profitability, holding over £1,000,000 the month after release. I also built and maintained a green-tech banking app using Flutter and Riverpod, a Node.js TypeScript backend, and open-banking tech, securing over £1M in funding. I created automated workflows for educational platforms, reducing deployment times exponentially. I released chatbot frameworks using NLPs such as Dialogflow CX and RASA AI, used to gather 500+ bank statements and psychometric tests for machine learning.

Skills

Experience Level

Expert

Expert

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Intermediate

Intermediate

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Intermediate

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Language

English

Fluent

Romanian, Moldavian, Moldovan

Intermediate

Work Experience

Flutter Developer at Zero Fintech UK

September 1, 2024 - Present

Led the front-end integration of Mastercard Digital Enablement Service (MDES), adding functionality of tokenising debit cards for use with Google Pay and Apple Pay. Launched our savings accounts which accelerated our path to profitability, holding over £1,000,000 the month after release. Refactored, developed and maintained a sustainable banking app that utilises financial and open banking technologies, in Flutter and Riverpod. Notable features include savings accounts, onboarding, confirmation of payee and carbon offset contribution.

Flutter Developer at Contractor UK

October 1, 2023 - September 1, 2024

Reduced codebase size by 61% and upgraded the architecture of a Flutter health-tech app, enhancing user experience with new widgets, components and animations and decreasing my team’s feature development time.

Lead Software Developer at Good With UK

September 1, 2021 - September 1, 2023

Led a cross-functional team of 4 in developing a fintech app in Flutter and Google Cloud using open-banking technology, serverless TypeScript backend, internal tools and clean, scalable architecture, securing over £1M in funding.

Full-Stack Developer at Oniksa

March 1, 2021 - September 1, 2021

Full-Stack development role.

Assistant Developer at VIP AS

August 1, 2019 - September 1, 2020

Assistant Developer role.

Flutter Developer Lead at Zero Fintech

January 1, 2024 - January 1, 2026

Reduced codebase size by 61% and upgraded the architecture of a Flutter health-tech app, delivering a smoother user experience with new widgets, components, animations, and a more scalable UI. Developed Flutter code and managed workloads for multiple clients while maintaining a code-generation engine. Led a cross-functional team of 4 in developing a fintech app in Flutter and Google Cloud using open-banking technology, with Dialogflow CX and RASA AI NLP integration for bank statements and psychometric tests. Implemented Mastercard Digital Enablement Service (MDES) tokenization for payments and launched savings accounts that accelerated profitability, reaching over £1M held monthly after release. Maintained a green-tech banking app leveraging Flutter and Riverpod, GoRouter, Canvas, and Figma, delivering scalable architecture and improved testing pipelines.

Contractor at Good With

January 1, 2021 - January 1, 2023

Led a cross-functional team of 4 in developing a fintech app in Flutter and Google Cloud using open-banking technology. Built architecture and implemented features for multiple clients, including educational platform content delivery with efficient deployment. Released chatbot frameworks using NLPs such as Dialogflow CX and RASA AI, used to gather 500+ bank statements and psychometric tests for machine learning.

Freelance Flutter & Cloud Developer at Independent / Freelance

January 1, 2023 - January 1, 2024

Developed Flutter health-tech projects and cloud-based solutions for multiple clients, focusing on scalable architecture, payments integration, and NLP-powered chatbots.

Full-Stack Developer at Oniksa UK / VIP AS Romania

January 1, 2019 - December 31, 2021

Led full-stack development across fintech and education projects, building a scalable architecture with Node.js, TypeScript, and Flutter. Created a custom UDP LAN chat framework with 10,000+ installs and contributed to open-banking integrations using tokenisation and secure architecture.

Software Developer at Good With

January 1, 2021 - December 31, 2023

Developed features for fintech and banking-related apps; improved user experience and performance; integrated Flutter frontend with backend services; collaborated with cross-functional teams.

Contractor

January 1, 2023 - December 31, 2024

Contract-based engagements delivering Flutter-based solutions and back-end work for multiple clients; established automated workflows for content delivery and improved deployment times.

Flutter Developer / Lead Software Developer at Zero Fintech

January 1, 2024 - December 31, 2026

Led cross-functional team (4) in developing a fintech app in Flutter and Google Cloud using open-banking technology; contributed to Node.js/TypeScript backend; built scalable architecture and secured funding.

Flutter Developer / Lead Software Engineer at Good With

January 1, 2021 - January 1, 2023

Led a cross-functional team of 4 developers in building a fintech app using Flutter and Google Cloud with open-banking technology; developed Flutter code and managed workloads for multiple clients; architected secure, scalable backend with Node.js/TypeScript; integrated Mastercard MDES tokenization for Google Pay and Apple Pay; automated content delivery workflows for educational platforms, reducing deployment times; launched a green-tech banking app using Flutter and Riverpod; delivered new widgets and animations to improve user experience.

Lead Flutter Developer at Good With

January 1, 2021 - January 1, 2023

Led cross-functional team of 4 in developing a fintech mobile app using Flutter and Google Cloud, open-banking technology, and a Node.js TypeScript backend. Implemented internal tools and a clean, scalable architecture; contributed to securing over £1M in funding. Reduced codebase size by 61% and upgraded the architecture of a Flutter health-tech app, enhancing user experience with new widgets, components and animations, and decreasing feature development time. Maintained a green-tech banking app utilizing financial and open banking technologies, built with Flutter and Riverpod. Integrated Mastercard Digital Enablement Service (MDES) for tokenized payments with Google Pay and Apple Pay. Created and automated workflows for educational platforms, lowering deployment times exponentially. Released chatbot frameworks using NLPs such as Dialogflow CX and RASA AI to collect 500+ bank statements and psychometric tests for ML.