FinTech company in the US providing software solutions related to banking, payments, account opening and others. During this time, I participated in the following projects:COMERICA BANK – DIGITAL ONE TELLER (D1)Digital One Teller (D1) is an application for retail banking. It is used to process transactions like deposits, withdrawals, currency exchange, utility payments, etc. in a simple manner.Main tasks executed in project: - Implemented new APIs.- Integrated third-party APIs for D1 to support new devices like teller recycler machines, check scanners, receipt printers and others.- Integrated Okta SSO (Single Sign-On) with D1.- Implemented UI for managing devices within the application.- Implemented new features like UI notifications widget for supervisors to approve transactions in real time.- Improved application security based on OWASP (Open Web Application Security Project).- Provided production support and had meetings with stakeholders.- Led a small group of software developers and had daily status calls.

Zenmonics was a FinTech company in the US that later was acquired by FIS – Fidelity National Information Services Inc. During this time, I participated in the following projects:COMERICA BANK – DIGITAL ONE TELLER (D1)Digital One Teller (D1) is an application for retail banking. It is used to process transactions like deposits, withdrawals, currency exchange, utility payments, etc. in a simple manner.Main tasks executed in project: - Added new configurations at UI/DB level.- Implemented new APIs.- Implemented UI functionality called CTR (Currency Transaction Report) which is a transaction report used to prevent money laundering in the US.- Implemented UI widget to save non-customer information.- Provided production support and had meetings with stakeholders.

Verizon is a telecom company in the US, they provide mobile services and internet plans. During this time, I participated in the following projects:ENTERPRISE TROUBLE MANAGEMENT SYSTEM (ETMS)ETMS is an application used by Verizon agents to manage customer tickets reporting issues with their devices, services, and other products.Main tasks executed in project: - Optimized existing APIs where processes were taking a long time to complete.- Implemented new APIs and stored procedures for new requirements.- Implemented new user dashboard for Verizon agents.- Provided production support and had meetings with stakeholders.

Danish consulting firm working with European clients. During this time, I participated in the following projects:PEPPOL – PAN EUROPEAN PUBLIC PROCUREMENT ONLINEPEPPOL was a project of the European Commission (an institution of the European Union) whose main objective was to implement secure API endpoints that companies could use to exchange digitally signed B2B documents such as invoices, credit notes, change orders, etc. using XML/XSLT and OASIS UBL (Universal Business Language) for document viewing.Main tasks executed in project: - Implemented new APIs.- Worked on digital signature business logic for XML documents.- Implemented several XSLT templates based on different XML document types using UBL standard.- Fixed multiple bugs and provided production support to clients integrating new endpoints.