Alex Herrera Email & Phone Number

New York, Ny, Us

New York

• Led a team to implement critical changes for a Credit Default Swaps trading application, leveraging Jira/Scrum for change tracking and GitHub/Jenkins for the CI/CD pipeline to ensure performant and maintainable code, resulting in enhanced system stability and improved overall performance. • Developed key enhancements for a fixed income portfolio trading application by utilizing a proprietary JavaScript framework for the UI, distributed micro-services in C++, and a NoSQL database for trade information, delivering improved functionality and system efficiency. • Implemented low-latency multi-threading algorithms to improve the performance of the electronic trading engine, achieving a 10x performance increase. • Spearheaded the adoption of Behavior Driven Development (BDD) to enhance the trading engine's test suite using Behave/Python framework, increasing code coverage from 30% to 85% and significantly improving software quality. • Worked with multiple teams and locations to define and deliver new features, ensuring thorough testing and timely delivery. • Mentored software engineers, providing guidance on architecture, design, and conducting thorough code reviews to ensure best practices and high-quality software.

United States

Team lead for a small group of developers for the Equity Derivatives desk. • Led a team of developers in enhancing a suite of applications for the Equity Derivatives desk, covering portfolio management, index arbitrage, execution management, and reporting, using technologies such as C++, C#, Java, SQL Server, and Postgres. • Developed multiple messaging components to handle high-volume, low-latency traffic using various technologies, including FIX, TIBCO, WCF, and IBM WebSphere MQ. • Implemented a fault-tolerant configuration for a FIX gateway, ensuring seamless order routing across multiple asset classes, including stocks, options, and futures. • Managed the implementation of Straight Through Processing (STP) for the Equity Derivatives desk, significantly improving trade processing speed and efficiency, while enhancing the overall operation of the desk. • Mentored and provided technical guidance to team members, offering support and sharing expertise to foster skill development and improve performance.

United States

Senior Developer at Charles SchwabLed the implementation of various server-side services for the desktop trading platform. • Design and implemented low latency, high-performance applications for electronic trading systems. Using C++, C#, design patterns, multi-threading, STL, TCP/IP, FIX, and IBM WebSphere MQ. • Instrumental in the development of multiple back-end systems involving account management, cost basis calculations, portfolio balances, positions and options symbology changes. • Developed and maintained stock trading applications to provide accurate cost basis calculations for accounts. Optimized system performance, reducing market open delays from 3 seconds to 10 milliseconds. • Executed projects following rigorous Agile/RUP development methodologies.

United States

Senior Developer at Emerson Network PowerResponsible for the design and implementation of power load network application. • Designed and developed distributed systems using a combination Web Services (WSDL/WCF), C#, XML & SQL Server. • Provided technical leadership and mentorship for a small team of developers through entire project life-cycle, coordinating between Business Analysts, Developers and QA to achieve on-time releases. • Created architecture and technical documentation including Unified Modeling Language (UML) diagrams, Entity-relationship (ER) diagrams and functional requirement Use cases.

United States

Senior Developer at Marsh & McLennan Companies, IncResponsible for the implementation of web applications. • Designed multiple ASP.NET applications using the Model-View-Controller (MVC) pattern. • Developed Localization/Internationalization system in C# with the ability to import/ export dictionaries. • Maintained legacy desktop-based applications using a variety of technologies: C++, COM, VB, ASP, HTML, SQL, VBScript and JavaScript

Certificate, Artificial Intelligence With Python

Bachelor Of Science (B.Sc.), Computer Science

Bachelor'S Degree, Computer Science

Bachelor'S Degree, Computer Science, Graduated With Honors (Gpa 3.9)