.Net Developer C#

Treyvon Ruiz .NET full-stack developer

San Antonio, TX 78244 210-***-****

Email: ad8rhg@r.postjobfree.com, LinkedIn: https://www.linkedin.com/in/senior-engineer-treyvon-ruiz/ Summary

Highly skilled and results-driven C# .NET developer with 10+ years of experience in designing, developing, and deploying robust software solutions for diverse industries. Proficient in the entire software development life-cycle (SDLC), I excel in architecting scalable and high-performance applications while ensuring code quality, reliability, and security.

· C# .NET Development: Expertise in building enterprise-grade applications using C# .NET, .NET Framework, and ASP.NET, with a proven track record of delivering complex projects on time and within budget.

· Front-end Development: Proficient in front-end technologies such as JavaScript, React, Angular, and Vue.js, enabling me to create intuitive and responsive user interfaces that enhance user experience and engagement.

· Back-end Development: Experienced in back-end development with technologies such as Node.js, Express, Python, Ruby on Rails, and Scala, allowing me to architect scalable and efficient server-side solutions.

· Database Management: Advanced skills in managing relational databases (Microsoft SQL Server, MySQL, PostgreSQL) and No-SQL databases (MongoDB), including data modeling, optimization, and performance tuning.

· Event Streaming and Stream Processing: Expertise in event-driven architectures and real-time data processing using Kafka, Kafka Streams, and related technologies, enabling me to build scalable and fault- tolerant event-driven applications.

· Cloud Technologies: Proficient in cloud platforms such as Azure and AWS, with hands-on experience in deploying and managing cloud-based applications and services, including CI/CD pipelines and server-less computing.

· DevOps and Agile Methodologies: Skilled in DevOps practices, continuous integration/continuous deployment (CI/CD), and agile methodologies, ensuring rapid and reliable delivery of software solutions while fostering collaboration and innovation within cross-functional teams. Highlights

Successful Project Deliveries

Optimization and Performance Improvement

Cross-Functional Collaboration

Problem-Solving and Troubleshooting

Innovative Solutions and Independent Working

Team Leadership and Mentoring

Recognition and Awards

Communication and Teamwork

Creativity and Adaptability

Time Management and Customer Focus

Experience

Senior .NET Full Stack Developer - Remote(Full-time) 08/2022 to 05/2024 Microsoft Redmond, WA

Engineered a suite of high-performance web applications using C#, reducing page load times by 28% and enhancing user experience.

Revitalized legacy C# code-base, implementing modern development practices, which resulted in a 20% increase in application stability and performance.

Diagnosed and resolved complex bugs in C# applications, leading to a 40% reduction in user-reported issues and improving overall software quality.

Built a scalable web scraper using Python, processing over 1 million records per hour and reducing data acquisition time by 60%.

20% reduction time in API response time by developing Rest API s using ASP.NET Core and C#.

40% reduction in deployment time and 50% decrement in deployment errors implementing CI/CD pipelines using Azure DevOps and Git

Implemented real-time communication features in a Node.js application using Express.js, handling over 10,000 concurrent connections.

Implemented security best practices throughout the SDLC, resulting in a 50% reduction in security vulnerabilities and ensuring compliance with industry regulations.

Implemented Azure DevOps pipelines for automated deployment and continuous integration, reducing manual effort and deployment errors.

Built a scalable event streaming platform using Kafka, processing over 1 million messages per second and enabling real-time data analytics for business insights. C# back-end developer - Remote(Contract) 03/2020 to 08/2022 Boston Consulting Group (BCG) Los Angeles, CA

Reduced application load time by 40% by implementing caching and optimizing database queries.

Developed responsive and user-friendly web interfaces using React.js, resulting in a 50% increase in user engagement and retention.

Developed and deployed a new feature that increased user engagement by 25%.

Promoted to Senior Software Engineer after 2 years, leading a team of 3 developers.

Developed real-time data streaming applications in Scala, handling over 10,000 concurrent connections and reducing latency by 50%.

Architect-ed and developed a new micro-services platform using C# and .NET Core, resulting in improved scalability and 50% faster deployment times.

Utilized Entity Framework for database access and reduced query execution times by 30% using LINQ for data querying.

Developed RESTful APIs and web applications using Laravel, reducing development time by 40% and improving code maintainability.

Developed data processing scripts in Python, analyzing 1TB of data daily and providing actionable insights for business decision-making.

Achieved test coverage over 90% using N Unit and Mo q frameworks.

Implemented CI/CD pipelines using Jenkins and AWS, reducing deployment time from hours to minutes and increasing release frequency by 60%.

Developed single-page applications (SPAs) using Vue.js, resulting in a 60% improvement in frontend performance and user satisfaction.

Integrated Kafka with Apache Spark for real-time stream processing, enabling complex analytics and machine learning models on live data streams with low latency. Full Stack .Net developer (Full-time) 05/2018 to 03/2020 IBM Austin, TX

Developed and maintained 9 full-stack applications using C# within the .NET framework.

Designed and implemented 100% scale-able and efficient solutions to meet client requirements, resulting in 15% reduction in project delivery time.

Designed and implemented high-performance back-end systems in Scala, processing over 1 million requests per hour with sub-second response times.

Collaborated with cross-functional teams including designers, testers, and product managers to deliver 5 high-quality software products.

Developed and maintained 10+ modules within a large-scale C# .NET application, handling over 100,000 transactions per day with 99.9% uptime.

Developed and maintained Ruby on Rails applications, handling over 100,000 daily active users and achieving a 99.99% uptime.

Participated in all phases of the software development life-cycle, contributing to 50% of project milestones from requirements gathering to deployment and support.

Deployed and managed cloud infrastructure on Microsoft Azure, achieving 99.99% uptime and scalability to handle increasing traffic.

Designed and deployed scalable and fault-tolerant applications on AWS, resulting in cost savings of 30% and improved application reliability.

.NET Full Stack developer (Contract) 11/2013 to 05/2018 Accenture San Antonio, TX

Developed and deployed five full-stack applications using .NET technologies, consistently meeting project deadlines with an average on-time delivery rate of 95%.

Designed and implemented complex user interfaces using Angular, reducing page load times by 50% and improving overall application usability.

Conducted ten code reviews per week, resulting in a 20% increase in code quality and a 15% reduction in post-release defects.

Developed Java-based micro-services architecture for a financial application, handling over $1 million in transactions daily.

Achieved a client retention rate of 90% by consistently delivering high-quality solutions that met or exceeded client expectations.

Developed XML-based data exchange solutions, reducing data processing time by 30% and ensuring compatibility with industry standards.

Optimized Java back-end systems, achieving a 50% improvement in response time and reducing server costs by 30%.

Built scalable web applications using Ember.js, handling over 100,000 concurrent users and achieving sub-second response times.

Designed and implemented MySQL database schema for a large-scale web application, handling over 1 million database transactions per day.

Implemented Agile methodologies, resulting in a 30% increase in project efficiency and a 20% decrease in project overruns.

Education

Bachelor of Science: Computer Science Entered: Aug 2009 University of Texas (UTSA), San Antonio, TX Graduated: May 2013 CGPA: 3.51

Relevant Coursework: Computer Programming, Database Management Systems, Web Development and Design, Data Structures and Algorithms, Cloud Computing, IT Project Management Technical Skills

C# (Expert), .NET Framework (Expert), ASP.NET(Expert), Java(Expert), Typescript(Advanced), Express(Expert), Python(Expert), Ruby on Rails(Advanced), Scala(Advanced), Magento(Advanced) Microsoft SQL Server(Advanced), MySQL(Expert), PostgreSQL(Advanced), MongoDB(Advanced), T- SQL(Advanced), No-SQL(Expert)

JavaScript(Expert), React(Expert), Angular(Advanced),Node.js(Expert), PHP(Expert), Laravel(Expert), Bootstrap(Expert), XML(Advanced), Vue.js(Advanced), Ember.js(Advanced), HTML5(Expert), Figma(Advanced)

Git(Advanced), GitHub(Intermediate), Azure(Intermediate), Jenkins(Intermediate), AWS(Advanced), CI/CD(Advanced), Agile(Expert), Software Development(Advanced), Block-chain(Advanced), SOAP(Advanced), OOP(Expert), Information Security(Advanced), SDLC(Expert), Unit testing(Expert), DevOps(Advanced), MVC(Expert), SSH(Advanced), Kafka(Advanced)

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