Hello, I am Jesús Mejías

Software Engineer & Web Developer

Experienced software engineer with a strong foundation in developing user-friendly front-end interfaces across popular libraries and frameworks such as React, Angular, and Svelte.

Projects

hábitos
iOS Habit Tracker App

Designed and developed hábitos, a focused iOS experience that helps users build consistent habits through an intuitive, clean interface. Published and maintained on the Apple App Store, the app is engineered with a focus on high performance, responsive mobile design, and robust local data persistence for seamless daily tracking.

  • iOS
  • React Native
  • Mobile Design
  • UI/UX
Download on the App Store
markitdown.app
React Markdown Editor

An elegant, client-side Markdown editor built with React. Features include real-time previewing, localStorage caching, dynamic syntax highlighting, theme toggling, and native exports to PDF, HTML, and Markdown—all wrapped in a clean, responsive interface.

  • React
  • UI/UX
View on GitHub

Koniag Government Services

Web Developer
Dec 2024 - Present
  • Built React-based tools deployed on Vercel to streamline database maintenance and content management with MongoDB.
  • Managed the U.S. Army Center of Military History website, updating and curating hundreds of publications to ensure accuracy.
  • Optimized workflows for publication updates, reducing manual effort and turnaround time.
  • Monitored site performance and resolved issues to maintain a reliable, high-availability platform.
  • React
  • Vercel
  • MongoDB

Deloitte

Full Stack Developer
Mar 2024 - Dec 2024
  • Collaborated on multiple government-branch projects, focusing on front-end development.
  • Leveraged React and Angular to build robust, user-friendly web applications meeting stringent security requirements.
  • Engineered scalable, high-performance solutions to support complex functionality.
  • Participated in Agile sprints, using Jira and Confluence for project tracking.
  • React
  • Angular
  • Agile
  • Jira

KERV Interactive

Software Engineer
Sep 2022 - Jan 2024
  • Spearheaded development of an insertion-order request tool, streamlining workflows and boosting client engagement.
  • Maintained and modernized legacy code modules to ensure continuity of core functionality.
  • Optimized and refactored existing systems with JavaScript and React, enhancing performance and UX.
  • JavaScript
  • React
  • UX/UI

Booz Allen Hamilton

Software Engineer
Aug 2021 - Sep 2022
  • Led migration of an employee portal from AngularJS to React, aligning with current web standards.
  • Monitored emerging technologies and collaborated with internal/external teams to drive best practices.
  • Standardized site visuals (fonts, formatting, images, layouts) to create a cohesive, polished UI.
  • React
  • AngularJS
  • UI/UX

VMD Corp

Content Engineer
Jan 2021 - Jul 2021
  • Managed internal site in Adobe Experience Manager (AEM), editing content with HTML, CSS, and JavaScript.
  • Developed custom AEM components to extend site functionality.
  • Contributed to Agile project phases, ensuring on-time delivery and high quality.
  • HTML
  • CSS
  • JavaScript
  • AEM

KME.digital

Web Developer
Aug 2020 - Jan 2021
  • Translated Adobe XD designs into responsive websites using HTML, CSS, and JavaScript.
  • Owned full project lifecycle: planning, development, deployment, and maintenance.
  • Handled client and marketing requests for site updates; troubleshot WordPress issues.
  • JavaScript
  • HTML/CSS
  • WordPress

Trans-Management Systems Corp

Web Team Member
May 2017 - Jul 2020
  • Developed and maintained Drupal-based corporate sites in a fast-paced environment.
  • Led migration of 100+ documents to a new system version, enhancing data integrity and efficiency.
  • Designed and coded website templates (HTML, CSS, JavaScript) for a consistent interface.
  • Drupal
  • HTML
  • CSS
  • JavaScript

Education

George Mason University
Bachelor of Science in Information Technology 2020
Northern Virginia Community College
Associate of Science in Information Technology 2017