Software Engineer Senior

Chrsitopher Armstrong

**** ** **** **, *******, WA 98115 +1-425-***-**** ************@*******.*** Summary

Passionate and experienced Senior Software Engineer with a solid background in building innovative web applications. Over the past decade, I have honed my skills in C#, .NET Core, and React, developing solutions that not only meet business needs but also enhance user experiences. I thrive in collaborative environments, working closely with product managers, designers, and QA teams to bring ideas to life. My experience with Azure cloud services and modern DevOps practices has equipped me to streamline deployment processes and ensure high-quality software delivery. I’m dedicated to continuous learning and enjoy mentoring others, believing that sharing knowledge fosters team success and innovation.

Work Experience

Senior Software Engineer Stack Overflow

06/2018 - Present

• Lead the development of Stack Overflow's question-and-answer platform enhancements, utilizing C#, .NET Core, and React, resulting in a 30% increase in user engagement and a 25% improvement in response times.

• Architected and implemented responsive user interfaces with React and TypeScript, focusing on accessibility and usability, which improved user satisfaction ratings by 20%.

• Collaborated with product engineering, UI/UX design, and QA teams to gather requirements and deliver features that enhanced the user experience, leading to a 20% increase in user satisfaction ratings.

• Designed and optimized database schemas and queries for high-traffic applications, resulting in a 30% decrease in database response times and improved overall application performance.

• Utilized state management libraries like Redux to maintain application state and improve performance, leading to a 40% decrease in loading times for dynamic content.

• Architected and implemented RESTful APIs and GraphQL services on Azure, improving data retrieval efficiency by 40% and enabling seamless integration with third-party applications.

• Spearheaded CI/CD pipeline implementation using Azure DevOps, Docker, and Terraform, streamlining deployment processes and reducing deployment time by 50% while ensuring quality through automated unit and integration testing.

• Conducted comprehensive testing phases, including unit testing with xUnit and React testing library and user acceptance testing (UAT), achieving over 95% code coverage and reducing post-deployment defects by 45%.

• Mentored junior developers and facilitated knowledge-sharing sessions, fostering a culture of continuous improvement and collaboration within the engineering team. Software Engineer Accenture

07/2012 – 06/2018

• Developed and deployed enterprise-level applications for diverse clients using C#, .NET Core, Azure, and React, improving operational efficiency and reducing costs by 20%.

• Collaborated with cross-functional teams to align on project goals and refine product features, which improved project delivery timelines by 15%.

• Managed MS SQL Server databases, including schema design, indexing strategies, and performance tuning, which improved query performance by 35% and enhanced data integrity.

• Designed and implemented user interfaces using React and Angular, ensuring responsiveness and cross-browser compatibility while adhering to modern design principles.

• Designed and maintained RESTful APIs, facilitating secure data exchange and integration with external services, resulting in a 30% increase in application responsiveness.

• Implemented CI/CD practices utilizing Azure DevOps, enhancing team efficiency and minimizing deployment errors by 25%.

• Conducted thorough testing strategies, including unit testing with xUnit and integration testing, leading to a 50% decrease in critical issues reported post-launch.

Education

B.S. in Computer Science, Seattle University

2008 – 2012

Technical Skills

• Languages & Frameworks: C#, .NET Core, ASP.NET MVC, Python, React, TypeScript, JavaScript, HTML5, CSS3, Angular

• Databases: Microsoft SQL Server, Cosmos DB, MySQL, MongoDB

• Cloud Services: Microsoft, AWS

• DevOps & CI/CD: Docker, Kubernetes, Terraform, Jenkins, Git, Azure DevOps

• APIs & Protocols: RESTful APIs, GraphQL, gRPC, WebSockets

• Testing Frameworks: xUnit, NUnit, Jest, Mocha, Selenium

• Methodologies: Agile, Scrum, TDD, BDD, Waterfall

• Version Control: Git, GitHub, Bitbucket

• Collaboration Tools: JIRA, Confluence, Slack, Microsoft Teams

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