Gabriel Tzinmann

Experience

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  Ministry of Foreign Affairs and International trades

  Jul 2011 - Aug 2011

  Ministry of Foreign Affairs

  Archived and scanned old inter-ministerial documents

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  PayGate

  Aug 2012 - Jul 2013

  Engineering Intern

  * Integration of Payment APIs (Java) * Fraud Score calculation combining PayGate’s data and CyberSource APIs

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  Varenne Capital Partners

  Aug 2013 - Jan 2015

  Computer Engineer

  * Development of an intranet (J2EE, Javascript, MySQL, JQuery)* Creation of financial tools for analysis and investments* 6 months full time, one year part time

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  PayGate

  Feb 2015 - Feb 2017

  Assistant Manager

  Development of a payment platform in an international team.Member of the V5 project, a new online payment processing system. Worked on various tasks such as:* Design and development of the member module (database and Java side)* Integration of new payment modules* Member authentication (Server and client side, database structure)* Key encryption project using Amazon KMS* Test cases and constant communication with the QA teamTransferWise project:* Lead of the integration project:* Guided their technical teams* Developed new functionalities required by Transferwise (Server side in Java)* Meeting with their marketing, technical and compliance teams* Wrote internal specifications and defined procedures* Drew Diagrams and flowcharts for both PayGate and partnersBlockchain / Bitcoin project:* Design of the structure (Database and Java side)* Calculated weighted centrality of addressesDesign and Development of workflows for remittance: Compliance verification, inbound transactions, outbound transactions.Consulting and recommendation of the appropriate technologiesLanguages: Java J2EE, JavascriptDatabase : MySQLVarious frameworks: Spring, Spring Batch, MyBatis, JQuery...Continuous integration: JenkinsTest automation: JUnit, ArquillianOperating Systems: Windows, UnixTeam Collaboration Solutions: Jira, SlackTools: Maven, Git, Eclipse Show less

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  Magillem

  May 2017 - May 2018

  Field Applications Engineer

  Deploying solutions for customers: pre-sales, IT follow-ups, trainings, reporting to French headquarters, meeting with partners* Presentation of products to new Korean and global customers* Development of customer specific prototypes using Magillem's Java APIs with onsite and Skype demonstrations* Technical support for major Korean customers* Meeting reports and customer relationship tracking

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  PayGate

  May 2018 - Feb 2022

  - Team Lead for remittance IT:* Led a cross-functional remittance team in Korea and Vietnam, overseeingdevelopment, integration, and deployment of Java-based money transfer solutions* Facilitated successful integration with international partners through effectivetechnical communication and collaboration* Java development for local and international money transfers, API and Dockermodules integration* Developed and implemented improvements to testing and deployment processes,ensuring efficient and high-quality delivery* Communicated project progress and challenges to top management, representingthe team's interests and advocating for resources Show less - Sales Engineer* Presented PayGate's remittance solutions to potential clients, effectively identifyingtheir needs and defining suitable payout processes* Developed customer-specific solutions to streamline remittance workflows forbusinesses and P2P transactions* Guided partners through API integration processes, ensuring successful integrationof PayGate services* Created comprehensive technical documentations (flowcharts, training materials) tofacilitate internal knowledge sharing, client onboarding and product adoption- Technical Expertise & Project Delivery* Architected and implemented new web interfaces, notification system andaccounting APIs, enhancing internal visualization of business data* Integration of Payment APIs* Developed and maintained secure remittance payment modules adhering to AMLpolicies (KYC verification) through various banking channels in Docker instances* Automated payment file processing for faster integration* Contributed to the migration of a legacy application to a Microservices Architecture(MSA), improving scalability and maintainability* Continuously improved existing features (encryption, query optimization) ensuringoptimal system performance and security Show less

  • IT team lead & Project Management - Remittance

    Oct 2021 - Feb 2022

  • Development and pre-sales

    May 2018 - Sept 2021
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  HANPASS

  Feb 2022 - Sept 2024

  Sales Engineer, Client Engagement and IT development

  - Sales Engineer & Client Engagement* Led technical discussions with potential partners (banks & institutions) regardingHanpass's cross-border payment solutions* Streamlined partner onboarding through improved technical communication andcreation of clear documents and specifications* Collaborated with internal teams (Business, FX, Compliance, Treasury, Product) todesign new financial products for clients* Constantly monitored IT and business operations in order to guarantee a highcustomer satisfaction, cross-checked data and improved processes* Presented Hanpass offerings at international exhibition, effectively communicatingvalue proposition to potential clients- IT development* Developed secure and scalable Java/Spring server infrastructure for cross-borderpayments* Enhanced customer and internal portal user experience (Vue.js, Java / Spring)resulting in increased usage and improved client satisfaction* Led a cross-functional team of 4 IT professionals, managing development projectsfrom concept to implementation, ensuring successful delivery within deadlines* Automated operational processes and reporting, resulting in faster transactionprocessing and improved client satisfaction Show less