Rene G.
Senior FullStack Developer
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René G., a seasoned Senior Developer, boasts 14 years of extensive experience across various industries, specializing in delivering cutting-edge solutions with Java and Spring Boot. Their career path includes notable projects in sectors such as telecom, retail, and finance. René excels in crafting secure and scalable systems, leveraging modern tech stacks including microservices, containers, and cloud services like GCP, AWS, and Azure DevOps. At Allied Global, they successfully reduced a critical export process significantly, while at Sapiens USA LLC, René led the migration of broker flows to microservices, showcasing proficiency in agile environments. Furthermore, his tenure at Unicomer Group underscored his ability to innovate in retail technology by automating processes that dramatically boosted sales. René's skill set is further enriched by capabilities in CI/CD and API management, making them integral to achieving operational excellence in high-demand technological contexts.
Experience
Sr. FullStack Developer
Allied Global · 2025 — PresentDeveloped a high-volume batch job to migrate over 50 million voter records across U.S. counties during the election cycle. Improved a critical export process through performance tuning and workflow optimization, reducing the time from 8 hours to 1.5 hours. Monitored production environments and Argo workflows to ensure reliable API operation while integrating new features to manage voters and counties using a microfrontend approach.Sr. Java Developer
Sapiens USA LLC · 2022 — 2025Directed the migration of legacy broker flows to microservices by utilizing Spring Integration and Docker. Implemented functionalities for the website with Angular, TypeScript, and Node.js, collaborating within agile teams to construct scalable systems in cloud environments. Participated in story analysis and bug fixing, ensuring effective communication with product and QA teams while regularly updating managers on progress and blockers.Sr. Application Developer
Telus International · 2021 — 2022Contributed to telecom microservices development using Kotlin and Java to enhance service performance and accelerate product offerings by applying business rules. Supported the migration to WebLogic applications, optimizing the underlying logic for easier maintenance.Software Engineer
Unicomer Group · 2018 — 2021Played a role in the software engineering team of a retail-focused company operating in 23 countries. Enhanced the creation of price templates for in-store products by automating the template generation process using product IDs, significantly reducing time and allowing sales representatives to concentrate on selling. Led the mobile app development using Flutter and microservices to streamline credit requests and minimize manual work involved for agents.Java Senior Programmer Analyst
Banco Davivienda Salvadoreño · 2014 — 2018Spearheaded initiatives aimed at enhancing customer experience, including a self-service feature for changing debit card PINs. This led to a notable decrease in branch visits and paper usage. Managed a regional project to unify the Personal Banking platform across multiple countries, which involved orchestrating architecture, messaging, and requirements with teams and stakeholders until successful go-live.Java Programmer Analyst
Cooperativa Financiera Uno S.A. de C.V · 2013 — 2014Streamlined the process for generating affiliation, loans, and savings account requests by transitioning the system from Oracle Forms to a Java EE platform, which centralized information and eliminated data duplication.
Skills & Expertise
Education
- Engineering in Computer ScienceUniversidad Francisco Gavidia · 2009 — 2016
- Administration and Development of Databases and Business IntelligenceUniversidad Francisco Gavidia · 2016 — 2016