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I am a skilled Senior Software Engineer with extensive experience leading and delivering complex software projects across various sectors such as fintech, healthcare, logistics, and e-commerce. I specialize in backend architecture, mobile development, and system migration and integration. I am passionate about collaborating with cross-functional teams, mentoring junior engineers, and enhancing efficiency through Agile methodologies. Being fluent in English and Spanish allows me to communicate effectively in global, remote-first environments. I enjoy creating scalable and robust software solutions that evolve with client needs and drive business success.…I am a skilled Senior Software Engineer with extensive experience leading and delivering complex software projects across various sectors such as fintech, healthcare, logistics, and e-commerce. I specialize in backend architecture, mobile development, and system migration and integration. I am passionate about collaborating with cross-functional teams, mentoring junior engineers, and enhancing efficiency through Agile methodologies. Being fluent in English and Spanish allows me to communicate effectively in global, remote-first environments. I enjoy creating scalable and robust software solutions that evolve with client needs and drive business success.

Fabian Martinez

Back-End Developer, Full Stack Developer, App Developer, +6

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I am a skilled Senior Software Engineer with extensive experience leading and delivering complex software projects across various sectors such as fintech, healthcare, logistics, and e-commerce. I specialize in backend architecture, mobile development, and system migration and integration. I am passionate about collaborating with cross-functional teams, mentoring junior engineers, and enhancing efficiency through Agile methodologies. Being fluent in English and Spanish allows me to communicate effectively in global, remote-first environments. I enjoy creating scalable and robust software solutions that evolve with client needs and drive business success.…I am a skilled Senior Software Engineer with extensive experience leading and delivering complex software projects across various sectors such as fintech, healthcare, logistics, and e-commerce. I specialize in backend architecture, mobile development, and system migration and integration. I am passionate about collaborating with cross-functional teams, mentoring junior engineers, and enhancing efficiency through Agile methodologies. Being fluent in English and Spanish allows me to communicate effectively in global, remote-first environments. I enjoy creating scalable and robust software solutions that evolve with client needs and drive business success.

Available to hire

I am a skilled Senior Software Engineer with extensive experience leading and delivering complex software projects across various sectors such as fintech, healthcare, logistics, and e-commerce. I specialize in backend architecture, mobile development, and system migration and integration. I am passionate about collaborating with cross-functional teams, mentoring junior engineers, and enhancing efficiency through Agile methodologies. Being fluent in English and Spanish allows me to communicate effectively in global, remote-first environments. I enjoy creating scalable and robust software solutions that evolve with client needs and drive business success.

Skills

Experience Level

Expert

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Expert

Expert

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Expert

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Expert

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Expert

Expert

Intermediate

Language

English

Fluent

Spanish; Castilian

Fluent

Work Experience

Senior Software Engineer at Plexo

January 1, 2025 - Present

Developed the Plexo Payment Gateway plugin for WooCommerce, enhancing functionality and compatibility with modern storefronts. Redesigned and restructured the UI/UX, resulting in a 100% increase in online store sales by accelerating and simplifying the purchasing process. Collaborated with cross-functional teams to design and implement innovative payment solutions tailored to diverse client needs.

Senior Software Engineer at Kingbee-Vans

January 1, 2025 - August 11, 2025

Led the rebranding of Fluid Truck's mobile app to align with Kingbee-Vans' market identity, ensuring consistency and enhanced user experience. Integrated AI-based vehicle inspections to streamline processes and significantly improve operational efficiency.

Senior Software Engineer at Fluid Truck

January 1, 2024 - August 11, 2025

Led mobile app development for iOS and Android, collaborating with cross-functional teams and reporting directly to the CTO. Redesigned and improved the mobile app, contributing to a 25% revenue increase by enhancing user experience and functionality. Successfully migrated a legacy Elixir backend to a RESTful Node.js API, improving maintainability and scalability.

Senior Software Engineer at Anexinet (Verinext)

January 1, 2020 - August 11, 2025

Designed and developed backend and mobile solutions for clients in finance and healthcare sectors, including De Lage Landen (DLL) and Canopy Health. Spearheaded development of a COVID-era virtual doctor's office feature integrating HL7 protocols and secure authentication, enabling remote healthcare access. Led migration from Glassfish(Java)/SOAP to Node.js/JSON, improving scalability and reducing costs.

Senior Software Engineer at Ember Tech Ltd.

January 1, 2016 - August 11, 2025

Led the development of mobile applications for both iOS and Android platforms delivering high-quality solutions for clients such as HSBC, Grant Thornton, British Cycling, and the British NHS.

Senior Software Engineer at Usio

January 1, 2014 - August 11, 2025

Designed and developed an innovative mobile payment app integrated with Stripe, Apple Pay, and Google Pay allowing users to create/manage virtual credit cards and track budgets. Developed backend RESTful APIs for robust payment processing. Enhanced payment workflows by implementing virtual POS and customizable payment platforms supporting diverse scenarios.

Senior Software Engineer at 1800-Radiator

January 1, 2012 - August 11, 2025

Designed and implemented ERP solutions to optimize logistics and support scaling operations across the US managing over 250 franchises efficiently.

Software Engineer at CPG Soft

January 1, 2006 - August 11, 2025

Optimized supply chain operations for clients such as PepsiCo, Unilever, and Baesa in LATAM and Caribbean by developing Truck/Gx, an ERP suite tailored for distribution and logistics management.