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abrahamnph

Abraham P

@abrahamnph

Software Engineer Java Spring Boot Backend Developer

Mexico
Sommige informatie wordt in het Engels weergegeven.
Over mij
I am an Information Technology Engineer and Backend Developer with over 5 years of experience specializing in the design, development, and implementation of robust, scalable REST APIs using Java and the Spring Boot ecosystem. I have a proven track record in managing cloud infrastructure on AWS and building high-availability enterprise solutions.... Lees meer

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abrahamnph
Abraham P
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Werkervaring

Freelancer.com

Java Backend Engineer

Freelancer.com • Fulltime

Mar 2021 - Present • 5 yrs 4 mos

Designed and developed scalable microservices and REST APIs using Java and Spring Boot for high-availability enterprise applications. Integrated AWS Cognito to implement secure authentication and managed optimized AWS infrastructure. Led the integration with the official WhatsApp Business API, enabling automated messaging workflows and improving customer communication. Standardized API documentation using Swagger, streamlining collaboration between Backend, Frontend, and QA teams. Managed project builds and dependencies with Maven and containerized applications using Docker. Contributed to the maintenance and enhancement of Android applications built with Kotlin, following the MVVM architecture and integrating Firebase real-time database services

Software Engineer

IHS Builders • Fulltime

Jan 2019 - Mar 2026 • 7 yrs 2 mos

Designed, modeled, and optimized relational databases using MySQL and SQL Server, significantly improving complex query performance and overall system availability. Developed and implemented embedded and desktop software enhancements that increased internal operational efficiency by 20%. Designed and built desktop applications and internal tools using C# .NET and Java, aligned with business requirements. Developed RESTful web services and API integrations using PHP to connect heterogeneous systems and IoT-oriented technologies. Built interactive web interfaces using HTML5, CSS3, JavaScript, and jQuery.