Sr Software developer

MATT ALLEN

Sr. Software Engineer ASP.NET, React, Angular, AWS

Dallas, TX US • +1-713-***-**** • *****************@*****.*** SUMMARY

Senior Full Stack Engineer with over 8 years of professional experience in software development mainly using ASP.NET, C#, React and Angular stack, with a strong foundation in cloud technologies like AWS and Azure. Extensive experience in every software development life cycle phase: requirement gathering and analysis, design, implementation, testing, deployment, and maintenance. SKILL SET

● C#, ASP.NET Core, MVC, Web API, ASP.NET, .NET framework, Python

● React, Angular, Vue.js, Next.js

● Microsoft SQL Server, MySQL, PostgreSQL, MongoDB, DynamoDB, CosmosDB

● Entity Framework Core, ADO.NET, LINQ, T-SQL, Stored-Procedure

● Docker, Kubernetes, DevOps, CI/CD

● ASP.NET Core Identity, Okta (SSO, MFA), AWS Cognito

● Git (GitFlow), Jenkins, AWS CloudFormation

● Azure (Functions, Maps, Azure SQL Database, Azure Data Factory), AWS

● NUnit, XUnit, MSTest, Mocha, Jest, Cypress

● Test-driven development (TDD)

PROFESSIONAL EXPERIENCE

HealthJoy, Remote December 2021 – December 2024

Senior Full Stack Engineer .NET Core, React, Typescript, Microservice, AWS, Agile

● Guided cloud-native solutions for deploying scalable web apps using AWS services; defined best practices with ASP.NET Core that led to an increase in uptime from 95% to over 99%.

● Converted a legacy applications based on VB.NET and .NET Core 2.0 into modern web application using

.NET Core 6.0 boosting the overall performance of application 25%

● Constructed user-friendly frontend utilizing React alongside rigorous testing methods with Cypress, leading to a boosted performance rating of 4.8 stars on major review platforms.

● Employed jQuery techniques for advanced UI functionality within the analytical dashboard; streamlined workflows resulted in more intuitive navigation that decreased user error rates by approximately one-third over three months.

● Engineered a robust set of full-stack tools for managing provider profiles utilizing React, C#, and .NET Core that facilitated onboarding time reduction from weeks to just three days for new healthcare providers.

● Incorporated Entity Framework Core 6 to streamline database operations and implemented Stored procedures using T-SQL statements, resulting in a 30% reduction in query response time.

● Strengthened web application security and access control using ASP.NET Core Identity, leading to a 30% reduction in security incidents

● Introduced a RabbitMQ messaging system that reduced message delivery latency by 25% and enhanced overall system performance by 15%

● Exploited Docker and Kubernetes for Microservices, reducing deployment times by 50% and facilitating consistent, daily production updates, 70% upgraded developer productivity, enabling faster feature delivery

● Migrated HealthJoy’s Monolith patient appointment transactional emails to a new messaging micro-service with AWS Lambda, DynamoDB, SNS, CDK and Braze.

● Leveraged ADO.NET to develop and deploy data-intensive applications on Azure, utilizing cloud-based services such as Azure SQL Database and Azure Data Factory increased efficiency by 10% in data processing

● Conducted in Unit Testing using NUnit and Jest in development environment and ensuring application is according to specifications; elevated code quality by 30% and decreased bug resolution time by 40%

● Managed source code with Git version control, integrated Git with Jenkins to set up CI/CD pipelines, and integrated with JIRA to monitor commits boosting the speed of deployment 20%

● Translated business requirements into technical designs by interacting with the functional team and mentored 3 junior front-end developers on team in expanding C#, JavaScript skillset MedArrive, Dallas, TX October 2018 – December 2021 Senior Software Engineer ASP.NET, React, Angular 6, Next.js, Microservices

● Designed and implemented a GraphQL API to improve performance and reduce data transfer. Worked on backend development with ASP.NET Core. Optimized a legacy web application's database queries to enhance performance by 50%.

● Redesigned large-scale healthcare applications using React and TypeScript, creating interactive user interfaces based on design mockup with JavaScript, HTML, and CSS; improved patient engagement by 30% through enhanced usability.

● Converted AWS infrastructure to a serverless architecture (AWS Lambda) decreasing the cost more than 20%

● Configured the application to use AWS Cognito for user authentication, leading to a 30% reduction in login time and a 25% reduction in the risk of brute force and denial-of-service attacks

● Implemented and optimized AWS services, including Lambda, S3, and RDS, to improve scalability, reduce operational costs by 30%, and enhance overall system reliability.

● Collaborated on Unit and E2E Testing to ensure quality, resulting in a 25% reduction in post-release issues and a 15% improvement in overall customer satisfaction

● Facilitated in evaluating Agile SCRUM and Test-driven development methodologies to ensure efficient software development

Salesforce, Dallas, TX December 2016 – October 2018 Backend Engineer .NET Core, ASP.NET, ADO.NET, Python

● Facilitated in developing backend for 2 large-scale projects from scratch and rebuilding 8 projects using ASP.NET

● Influenced to developing backend for a large-scale project that work seamlessly across different platforms, including Windows, Mac, and Linux, using .NET Core brought more than 300k benefit to the company

● Collaborated with cross-functional teams to ensure seamless integration of the backend with the frontend for all projects, creating RESTful APIs using ASP.NET Web API increasing expandability more than 15%

● Directed bi-weekly agile sprint planning, contributing to a 15% increase in team velocity EDUCATION

Daemen University September 2013 – September 2016

Bachelor of Science, Computer Science

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