Available to hire
I am José Obando, a Senior Android and Backend Engineer with 9+ years of experience building mobile and backend systems. I specialize in Android (Kotlin/Java), Spring Boot, Node.js, and cloud platforms such as AWS and Azure.
I enjoy rebuilding legacy systems, optimizing performance, and leading cross-functional teams across fintech, healthtech, and enterprise sectors. I’m bilingual in Spanish and English, and passionate about delivering robust, scalable software.
Language
Spanish; Castilian
Fluent
English
Advanced
Work Experience
Senior Android Developer at FusionHit, Heredia
August 1, 2022 - PresentLed the full design, development, and testing of Android applications in Kotlin, managing the complete project lifecycle. Migrated architecture from MVC to MVVM to improve maintainability, scalability, and testability. Applied best practices and optimizations to deliver a more stable, high-performing application with seamless user experience. Produced comprehensive documentation for all project phases to ensure clarity and maintainability.
Android Developer at AppTrace, San José
August 31, 2022 - August 27, 2025Oversaw the complete design, development, and testing of Android applications in Kotlin for clients such as Petzey and Young Living. Ensured high-quality performance, usability, and reliability. Produced comprehensive documentation to enable clear communication, maintainability, and efficient future enhancements.
Java & Mobile Application Developer at Arkkosoft, San José
September 30, 2022 - August 27, 2025Designed, developed, and tested Android and iOS mobile applications delivering secure, high-performance features for enterprise banking clients. Engineered backend systems and web services in Java for scalability and reliability. Integrated databases using SQL and produced technical documentation. Provided training sessions for client teams and collaborated closely with mobile teams to ensure backend APIs met requirements. Key achievements include optimizing SQL queries to reduce API response time and delivering cross-platform components reducing development time.
Java & Android Developer at Novacomp, Curridabat
April 4, 2019 - August 27, 2025Collected and analyzed business requirements for Grupo ICE and Benemérito Cuerpo de Bomberos de Costa Rica. Designed and developed Android mobile apps and backend systems in Java with Oracle SQL databases. Developed responsive web systems with Angular and PrimeFaces. Produced technical documentation to ensure maintainability. Delivered multiple mobile and web solutions meeting strict performance and security requirements.
Java & Android Developer at Flecha Roja Technologies, Curridabat
December 31, 2017 - August 27, 2025Gathered business requirements and developed high-performance Android mobile applications and web systems using Java and PrimeFaces. Created and optimized Oracle SQL database architectures and produced detailed technical documentation. Delivered multiple end-to-end projects within tight deadlines and improved database performance.
Android Developer at Software Yireh, Quesada, San Carlos
February 28, 2017 - August 27, 2025Managed full development lifecycle for Android application ControCliente, including requirements gathering, design, coding in Java, testing, documentation, and delivery. Provided client training and ensured scalability and maintainability of the application.
.Net Developer at S - COM, Curridabat
December 18, 2016 - August 27, 2025Conducted requirements surveys, designed and tested SQL Server stored procedures and WCF services in C#. Produced technical documentation supporting project clarity and maintainability. Responsibilities included development of secure inter-application communication services for Banco Nacional de Costa Rica.
Android Developer at Software Yireh, Quesada, San Carlos
October 17, 2016 - August 27, 2025Gathered and analyzed requirements to develop the Shekinah Mobile Android app in Java. Created comprehensive documentation and provided training sessions to client teams to enable effective adoption and ongoing support.
Android Developer at NCQ Solutions, Quesada, San Carlos
August 15, 2015 - August 27, 2025Completed professional practice developing a mobile application in Java for Android. Designed and implemented PostgreSQL database solutions, backend web services with Ruby on Rails, and Windows services in C#. Produced comprehensive documentation and delivered training sessions for end-users and client teams.
Programmer Analyst II at BAC Credomatic
February 1, 2024 - PresentEngineered backend services and hybrid mobile components using Spring Boot, Node.js, SQL, Cordova, and Flutter. Implemented secure API integrations and improved system performance by identifying bottlenecks, resulting in more reliable services and faster response times. Collaborated with product, design, and QA teams to deliver features on schedule and with quality.
Senior Android Developer at FusionHit
August 1, 2022 - September 1, 2025Led a complete rebuild of the Android app architecture using Kotlin and MVVM. Delivered onboarding documentation and sprint deliverables while coordinating with cross-functional teams to ensure scalability, maintainability, and a smooth user experience.
Senior Android Developer at AppTrace
June 1, 2021 - July 1, 2022Developed and maintained Android apps with full lifecycle ownership. Implemented performance enhancements, UI improvements, and collaborated with backend teams to ensure robust API integration.
Java & Mobile Developer at Arkkosoft
January 1, 2015 - December 31, 2017Java & Mobile Development focusing on BAC Credomatic projects using Spring Boot, Node.js, SQL, and Cordova.
Java Back End and Android Developer at Novacomp
January 1, 2016 - December 31, 2017Java for Android, Firebase.
Java Back End and Android Developer at Flecha Roja Technologies
January 1, 2015 - December 31, 2017Java, WebLogic Server, Oracle SQL.
.NET Developer at S-COM
January 1, 2015 - December 31, 2017.NET, WCF.
Android Developer at Software Yireh
January 1, 2015 - December 31, 2017Java for Android, PostgreSQL.
Education
Postgraduate at Universidad Técnica Nacional, San Carlos
May 1, 2014 - May 31, 2014Bachelor’s Degree at Universidad Técnica Nacional, San Carlos
January 1, 2015 - November 30, 2015High School Diploma at Ministerio de Educación Pública, San José
January 11, 2030 - November 30, 2010Computer Equipment Programming Technician at INA, San Carlos
January 11, 2030 - October 31, 2011Computer Operator Technician at INA, San Carlos
January 11, 2030 - July 31, 2012Website Design at Instituto Jiménez, San Carlos
January 1, 2010 - January 31, 2010Computer Operator at Instituto Jiménez, San Carlos
September 1, 2008 - September 30, 2008Bachelor's Degree in Computer Engineering at National Technical University (UTN)
January 11, 2030 - December 7, 2025Computer Equipment Programming Technician at National Learning Institute (INA)
January 11, 2030 - December 7, 2025Qualifications
AWS Developer Associate Training
August 7, 2025 - August 27, 2025AWS Developer Associate training completed
August 8, 2025 - August 28, 2025Flutter Certified Application Developer
January 11, 2030 - December 7, 2025Industry Experience
Software & Internet, Financial Services, Government, Telecommunications, Education, Healthcare, Professional Services
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