Senior Full Stack Developer

Highly skilled Full Stack Developer with over ** years of experience building and maintaining robust, scalable web applications using modern technologies such as React, Angular, C#, ASP.NET, and MongoDB. Proficient in both front-end and back-end development, I specialize in delivering end-to-end solutions that enhance user experience and drive business growth. With expertise in microservices architecture, responsive design, and efficient content management, I have achieved tangible results, including a 35% improvement in site performance and a 20% increase in conversion rates. A dedicated leader and lifelong learner, I bring innovative problem-solving skills and technical expertise to help progressive organizations achieve their goals.

•HTML

•CSS

•JavaScript

•Typescript

•Angular

SUMMARY

+39-327******* · barrea871009@gmail · Rome, Italy

MARTIN BARRERA

SKILLS & PROFICIENCIES

•React.js

•Next.js

•Node.js

•C#

•.NET

•Microsoft Azure

•AWS

•Docker

•Jenkins

•MongoDB

•MySQL

•PostgreSQL

•Material-UI

•Bootstrap

•Tailwind CSS

Senior Full Stack Developer

Knokcare Remote

Accomplishments:

Developed and maintained 7 scalable web applications using ASP.NET MVC, enhancing user experience on Knokcare’s mobile application by 27% according to feedback reviews. Implemented data backup and disaster recovery processes using Microsoft SQL Server, lowering data loss risks by 94%.

Conducted weekly code reviews, ensuring complete system reliability and helping the team find 62% more bugs on the main website.

Optimized Knokcare’s main server performance, cutting down server load time by 45 ms. Managed version control for 6 projects using Git, ensuring smooth collaboration across both front- end and back-end developing teams, and minimizing merge conflicts by 31%. Redesigned the user interface of website using HTML5, boosting first week's site traffic by 12%. Conducted comprehensive unit testing with MSTest on 17 code lines for 8 applications, reducing bug occurrence in each application by 42%.

December 2020 - present

PROFESSIONAL EXPERIENCE

Environment: C#, ASP.NET, Blazor, React.js, TypeScript, XUnit, Tailwind CSS, Microsoft Azure, AWS S3, Redux, MongoDB, RESTful API, Jenkins

Full Stack Developer

Karmod Remote

Accomplishments:

Developed a responsive e-commerce platform for construction product sales and inventory management using React.js and Material-UI.

May 2016 - December 2020

Accelerated real-time data access by customers to 97% through a NodeJS web app. Tripled return customer rate to 66% by installing a web app to allow data transfer in CSV files Improved bug detection to 99%, reducing customer complaints to less than 10 weekly. Saved $501K in software development costs by creating reusable database components using Node.js and React.js.

Environment: React.js, JavaScript, Redux, MongoDB, Node.js, Material-UI, RESTful API Front-End Developer

Accenture

Accomplishments:

Resolved complex merge conflicts across a 16-person team, maintaining project timelines and decreasing downtime by 29%.

Incorporated SASS for CSS preprocessing for code maintainability, eliminating styling issues by 62%.

Customized Bootstrap components to align with brand guidelines, uplifting client approval rates by 38%.

Assisted in project management tasks, ensuring timely delivery and 94% adherence to project timelines.

September 2011 - April 2016

Environment: Angular, Node.js, SQL, JavaScript, TypeScript, MongoDB, Bootstrap, Material-UI EDUCATIONAL BACKGROUND

University of Pisa

Bachelor of Science in Computer Science

Graduated 2011

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