Juan Hernandez

BUDA, US, 78610 •-• - JUAN HERNANDEZ Software Engineer PROFESSIONAL SUMMARY Insightful Software Engineer with 10+ years of experience in software implementation. Detail-oriented and proactive problemsolver with exceptional critical thinking and collaboration skills. Takes the lead to share knowledge and mentor teammates. LINKS Portfolio: juanhernandez.dev. EMPLOYMENT HISTORY FOUNDER & PRODUCT DEVELOPER Aug 2024 - Present Hernandez Tech Solutions, LLC Austin, TX Currently building ChordAmigo.com – an AI-powered music composition app for guitarists and songwriters using Wasp, Docker, and Python – including dynamic guitar chord visuals and audio playback with guitar, bass, and drums powered by real-time audio processing. Leveraging the Wasp framework to integrate Email notifications, Stripe for subscriptions, OpenAI for song generation, MinIO for object storage, and a Python-based service for audio processing. Implemented a scalable microservices architecture by selecting the Wasp framework for the application layer and Python for the audio engine. Deployed services on a private VPS using Docker, CapRover, and GitHub Actions to enable continuous deployment, simplified service management, and cost-effective infrastructure control. Technical Environment: React, Node.js, TypeScript, Python, Prisma, PostgreSQL, Docker, CapRover, MinIO SOFTWARE ENGINEER Sep 2021 - Present Changeis, Inc Arlignton, VA Led .NET API development for the FAA, improving system efficiency and enabling seamless collaboration between FAA and Palantir on data normalization efforts. Transitioned .NET app functions to a Microsoft PowerApp, improving user accessibility and functionality. Created SQL Stored Procedures to facilitate migration of advanced search capabilities from .NET to PowerBI, optimizing data analysis capabilities. Created a custom Git solution for PowerApps deployments, fostering teamwork among seven developers. Resolved VB.Net legacy app issues, implementing effective solutions for system reliability. Utilized Java to test and troubleshoot client connections to FAA endpoints. Recognized multiple times by customers for exceptional support and problem-solving skills, reinforcing client trust and satisfaction. Technical Environment: .Net, Swagger, OpenAPI, RESTful APIs, JavaScript, JQuery, Kendo UI, HTML, CSS, Microsoft Power Platform, SQL, DAX, Java, Maven SOFTWARE ENGINEER Apr 2019 - Aug 2021 DeVine Consulting, Inc Seaside, CA Developed full-stack solutions using Angular and Java Spring Framework, such as the Non Combatant Evacuation Tracking System (NTS), which was deployed on mobile and tablet devices to support critical evacuation efforts. Developed and maintained Angular-based Single Page Applications (SPAs) such as MyProfile, a core component of the MilConnect portal Built JPA-based persistence functionality into a middle-tier service to support a new application, enhancing a platform that served over 100 integrated systems within the Defense Manpower Data Center (DMDC). Conducted JUnit testing for JPA, improving software reliability. Addressed security vulnerabilities with HP Fortify, boosting application security. Utilized Python for data analysis, producing insightful reports. Technical Environment: J2EE, Spring Framework, Maven, WebLogic, JBoss, SOAP, AngularJs, Angular, SPAs, TypeScript, JavaScript, JQuery, HTML, CSS, SQL, Python, GitLab JAVA DEVELOPER Sep 2014 - Mar 2019 Perspecta Seaside, CA • Utilized J2EE, SOAP, and Spring Framework expertise to maintain and enhance a suite of applications within the Servicemembers' Group Life Insurance (SGLI) system, which provided essential services to more than one million service members globally Enhanced Spring Batch applications, supporting high-volume record processing Managed the entire development lifecycle of a Spring Batch application from requirements to production Migrated applications between WebLogic and JBoss in response to evolving architecture decisions at Defense Manpower Data Center (DMDC), ensuring continuity and alignment with enterprise standards. Mentored new developers for seamless onboarding Technical Environment: J2EE, Spring Framework, WebLogic, JBoss, SOAP, RESTful APIs, SPAs, Angular, TypeScript, JavaScript, JQuery, HTML, SQL, Maven, Subversion SOFTWARE DEVELOPER California State University Monterey Provided full-stack development for a Django web application deployed to AWS Technical Environment: AWS EC2, Django, Python, JavaScript, HTML, CSS, BitBucket Nov 2013 - Sep 2014 Seaside, CA EDUCATION B.S - COMPUTER SCIENCE AND INFORMATION TECHNOLOGY, SOFTWARE ENGINEERING California State University, Monterey May 2014 Seaside, CA CERTIFICATIONS Oracle Certified Associate (OCA), Java SE 7 Programmer — 2015 SKILLS Technical Leadership, Team Collaboration, Agile (Scrum), Waterfall, Jira, SDLC, Requirements Gathering, Data Modeling, Testing, Troubleshooting, Microsoft Power Platform, .NET, J2EE, Python, Git.