# Nelson Schoenbrot > Senior Software Engineer (Back-End) Location: Brooklyn, New York, United States Profile: https://flows.cv/nelsonschoenbrot A seasoned software engineer with experience in backend engineering, building HTTP services and data integrations in Java. He contributes to agile scrum teams detailing story and task requirements, developing implementations, code reviews, and production support. Primary Skills: Backend Development, REST, Java, Spring, TDD, Git, Data Subject Request Automation. ## Work Experience ### Senior Software Engineer @ Mastercard Jan 2023 – Present | New York City Metropolitan Area ### Software Engineer, Data/Systems @ Oscar Health Jan 2022 – Jan 2022 | New York City Metropolitan Area Worked on tech debt migrations: Migrate thrift RPC clients to gRPC. Migrate Apache Aurora jobs to K8s. Debugged and fixed data ingestion using Aurora Python jobs. ### Software Engineer @ Ethyca Jan 2020 – Jan 2022 | New York City Metropolitan Area Improved quality of data processor integrations: Initiated effort to create automated checks in CI/CD pipeline (GitLab). Added coded automated analysis checks to the MR process (GitLab). Revamped the MR template (GitLab). Reviewed and quality controlled contributions from offshore consulting team (Java). Investigated and fixed issues reported by the customer (Java). Improved security of the platform: Built a migration framework to apply application level encryption to sensitive database fields (Java/Spring, SQL). Provided guidance on Ethyca’s open source project, Fidesops: Created guide for the development team to be able to set up a remote debugger in IntelliJ. Created a design doc for testing integration, taking lessons from the closed-source repository. Technologies: Java, Spring, SQL, GitLab, AWS ### Senior Java Developer - InRhythm Contract @ E*TRADE from Morgan Stanley Jan 2020 – Jan 2020 Worked on a Java backend system behind account creation. ### Senior Java Developer @ InRhythm Jan 2018 – Jan 2020 | New York City Metropolitan Area Interviewed candidates for engineering positions. Built a proof -of-concept survey app backend using Java/Spring/Swagger/Redis. Client Work. ### Senior Java Software Developer - InRhythm Contract @ Goldman Sachs Jan 2019 – Jan 2020 | New York City Metropolitan Area Worked in the Investment Bank. Modified a legacy Customer Relationship Management system (built in Java)  to allow for Vendor-Relationship management. While maintaining and adding data controls. ### Senior Java Developer - InRhythm Contract @ American Express Jan 2019 – Jan 2019 | New York City Metropolitan Area Developed a service to automate the filling of a PDF application with PII in Java/Spring. ### Senior Java Developer - InRhythm Contract @ Mastercard Jan 2018 – Jan 2018 | New York City Metropolitan Area Developed microservices to orchestrate calls between the front-end and back-end systems with Java/Spring/Swagger.  Created design for organizing the Java orchestration service into layers with single responsibility. ### Developer @ Haven Life Jan 2017 – Jan 2018 | New York, NY First developer to join the Coverpath Distribution Management team. Built a microservices integration layer with a third party vendor, using Node.js, TypeScript, and Restify. Built a service to perform credentialing checks on solicitations, sales, and compensation. ### Associate Software Engineer @ Major League Baseball Advanced Media Jan 2015 – Jan 2017 | New York, New York Developed content delivery and management systems for streaming video. Worked primarily on Content Proxy Service: a client-facing web service for generating video metadata. Worked on HomeBase: a content management system. ### Java Consultant - FDM Contract @ UBS Jan 2014 – Jan 2015 | Nashville Wrote web apps to allow users to manage access on the UBS Wealth Management systems. ### Trainee @ FDM Group Jan 2014 – Jan 2014 | New York City ### Software Associate Intern @ Xenomorph Jan 2012 – Jan 2014 | New York City Metropolitan Area Wrote Python API using C extension functions. Wrote a TimeScape add-in to interpolate time series data. ### Desktop Systems Specialist @ Pace University Jan 2012 – Jan 2012 | New York City Metropolitan Area Diagnosed and serviced computers for students, staff, and faculty Replaced and installed hardware on computers Created and Restored images on PCs utilizing Norton Ghost ### Computer Resource Center Consultant @ Pace University Jan 2010 – Jan 2012 | New York City Metropolitan Area Provided troubleshooting for students, staff, and faculty on issues including wireless access, printing, and application installation ### Information Systems Analyst Intern @ Axinn, Veltrop & Harkrider LLP Jan 2012 – Jan 2012 | New York City Metropolitan Area Diagnosed and serviced computers Assisted in maintaining server backups on tape ## Education ### Bachelor of Science - BS in Computer Science Pace University ## Contact & Social - LinkedIn: https://linkedin.com/in/nelson-schoenbrot --- Source: https://flows.cv/nelsonschoenbrot JSON Resume: https://flows.cv/nelsonschoenbrot/resume.json Last updated: 2026-03-22