Stack Developer .Net Core

SUMMARY

TECHNICAL SKILLS

PROFESSIONAL EXPERIENCE

Spearheaded the development of a high-performance trade analytics platform, leveraging .NET Core and microservices architecture to process large-scale market data with sub-millisecond latency, significantly improving decision-making efficiency for trading teams.

Designed and implemented robust APIs using ASP.NET Core and GraphQL to enable seamless integration with internal and external trading systems, enhancing data interoperability and reducing time-to-market for new strategies. Delivered a dynamic, real-time dashboard for trading insights and portfolio performance using React, Redux, and TypeScript, incorporating Chart.js for interactive visualizations of market trends. Modernized legacy trading applications by migrating them to Azure Kubernetes Service (AKS), introducing CI/CD pipelines with GitHub Actions, and improving deployment times by 30%. Introduced caching mechanisms with Redis and CQRS patterns to optimize order execution and minimize latency during peak trading hours, resulting in a 20% improvement in execution speed. Collaborated with quant teams to implement machine learning models for predictive analytics using Python integration within

.NET frameworks, enabling traders to identify profitable opportunities in volatile markets. Enhanced application security by implementing OAuth2.0, JWT authentication, and OWASP-compliant best practices, safeguarding sensitive trading and financial data. Championed the adoption of Blazor for internal tools, enabling rapid development of lightweight yet powerful interfaces for risk management and regulatory compliance.

Led Agile sprints and mentored junior developers, fostering a culture of innovation and ensuring consistent delivery of high- quality solutions aligned with business objectives. Belvedere Trading, Senior .Net Full Stack Developer 14500 Jackson St., Miami City **********@*****.*** linkedin.com/in/keyon-elam August 2022-Present

Senior .NET Full Stack Developer with over 10 years of experience designing, developing, and deploying scalable web and enterprise applications. Proficient in leveraging .NET frameworks, C#, ASP.NET, and modern front-end technologies like Angular, React, and Vue.js to deliver end-to-end solutions. Expertise in cloud-based architectures (Azure/AWS), microservices, and API development, with a strong focus on performance optimization and best practices. Demonstrates exceptional problem-solving abilities, team collaboration, and leadership in Agile environments. Passionate about continuous learning and driving innovative technical solutions to meet business goals. KEYON ELAM

SENIOR FULL STACK DEVELOPER

C#

.NET Core

.NET Framework

ASP.NET

ASP.NET Core,

Blazor

Angular

React

JavaScript

TypeScript

Entity Framework Core

PostgreSQL

RESTful APIs

Microsoft Azure

Unit Test

Agile

CrowdStreet, C#/ .NET Developer

Origami Risk, Senior .Net Developer

August 2015 - March 2017

March 2017 - August 2022

Engineered a comprehensive risk management platform by utilizing ASP.NET MVC and Entity Framework, enabling clients to customize workflows and automate risk assessment processes, reducing manual efforts by 40%. Delivered a cutting-edge client portal using Angular 8 and RxJS for responsive, real-time updates, providing users with detailed dashboards and analytics for incident reporting and compliance tracking. Designed and deployed multi-tenant SaaS architecture on Azure App Services, enabling efficient scaling for diverse client needs while maintaining strict data isolation and regulatory compliance. Integrated powerful document generation and management features using the OpenXML SDK, streamlining report creation and reducing the average processing time by 35%.

Improved data accessibility and performance by designing a robust REST API layer using ASP.NET Web API, introducing API Gateway patterns to enhance security and simplify integrations. Migrated legacy components from Web Forms to a modern .NET Core 3.1 framework, achieving a 25% improvement in system performance and laying the groundwork for future scalability. Implemented advanced role-based access controls (RBAC) and single sign-on (SSO) using IdentityServer4, improving platform security and enhancing user experience for enterprise clients. Enhanced application reliability by implementing distributed caching with Redis and message queuing with RabbitMQ to manage high-volume notifications and alerts with near-zero latency. Streamlined DevOps workflows by introducing Dockerized environments and Azure DevOps pipelines, reducing deployment times by 50% and ensuring smooth feature rollouts across environments. Acted as a technical lead in cross-functional Agile teams, ensuring timely delivery of risk management solutions while mentoring team members and driving best practices in software development. Developed and launched a robust real estate investment platform using ASP.NET MVC 5 and Entity Framework, enabling seamless management of investment opportunities and increasing investor engagement by 30%. Built dynamic user dashboards and project pages leveraging AngularJS and Bootstrap, providing investors with real-time portfolio performance updates and detailed analytics. Streamlined document management workflows by integrating DocuSign API, enabling secure and efficient handling of investment agreements and reducing processing times by 40%. Designed and implemented a custom reporting engine using SQL Server Reporting Services (SSRS), allowing investors to generate detailed financial and performance reports on demand. Created RESTful APIs with Web API 2.0, facilitating integrations with third-party services and improving the platform's extensibility and data exchange capabilities.

Optimized database performance by implementing stored procedures, indexing strategies, and data partitioning, reducing query execution times by 50%.

Enhanced security features by introducing token-based authentication (OAuth 2.0) and data encryption practices, ensuring compliance with regulatory standards for handling sensitive financial information. Migrated legacy components to newer frameworks and tools, reducing technical debt and improving system reliability and scalability for future enhancements.

Collaborated closely with UI/UX teams to implement responsive design principles, ensuring a mobile-friendly experience for investors accessing the platform on various devices. Championed Agile methodologies, contributing to the successful delivery of multiple product iterations within tight deadlines while maintaining high-quality standards.

ePayPolicy, Web Developer

Languages: English, German, Spanish.

October 2014 - July 2015

Florida International University

Major in Computer Science

Thesis on "Optimizing Scalable Web Applications Through Cloud-Based Microservices Architecture" September 2010 - September 2014

Developed a secure and user-friendly online payment platform using ASP.NET Web Forms and C#, enabling independent insurance agencies to streamline premium collection processes and reduce payment delays by 25%. Designed intuitive payment and invoice interfaces using jQuery and Bootstrap, enhancing usability and ensuring responsive design across desktop and mobile devices.

Integrated payment gateways such as Authorize.Net and PayPal via .NET SDKs, enabling seamless credit card and ACH processing while adhering to PCI compliance standards. Built backend workflows leveraging ADO.NET and LINQ for data access, optimizing transaction processing and reducing database query times by 30%.

Introduced automated email notifications for payment confirmations and reminders using SMTP and Quartz.NET, significantly improving communication and reducing manual intervention. Improved system performance and scalability by deploying caching strategies with in-memory caching and SQL Server query optimization.

Enhanced platform security by implementing SSL/TLS protocols and role-based access control, ensuring secure transactions and data confidentiality for users.

Developed an admin dashboard with real-time analytics for monitoring payment statuses, transaction volumes, and user activities, providing actionable insights for stakeholders. Collaborated with stakeholders and cross-functional teams to define requirements, deliver prototypes, and ensure timely rollout of new features.

Contributed to the adoption of Agile practices, improving sprint planning and increasing team productivity in delivering iterative enhancements to the platform.

Bachelor’s degree in Computer Science

EDUCATION

ADDITIONAL INFORMATION

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