Jonathan Ramirez
Jonathan Ramirez

SAP Business One Developer and Systems Integrator

Actively looking · Member since 2 Oct 2026
Location
Mexico City, Mexico
Desired salary
500–3000 USD/monthly
Work preference
Remote Only
Experience level
Mid

About

Professional summary

I am a software developer specializing in SAP Business One, electronic invoicing (CFDI), and systems integration. I build scalable solutions focused on tax compliance and business-process automation.

I have experience designing, developing, and maintaining REST APIs, as well as integrating REST, SOAP, and SAP Business One Service Layer services with ERP systems and third-party platforms.

I develop SAP Business One add-ons and custom solutions using C#, .NET, DI API, and UI API. I also support the maintenance, optimization, and evolution of existing enterprise applications.

My technical background includes SQL Server, SAP HANA, MySQL, Crystal Reports, and stored procedures. I have worked on electronic invoicing, withholding and dividends, exchange rates, electronic accounting, and DIOT add-ons.

I am skilled at analyzing requirements, resolving complex technical issues, delivering user support, and training users. I use Git and GitHub for version control and work with technologies including Python, JavaScript, PHP, Java, Django, and Laravel.

Skills

22 capabilities

Tech stack & tools

Working toolkit

Application Utilities

Development

Libraries

Experience

Career history

SAP Business One Developer and Systems Integrator Bexap

I design, develop, and maintain REST APIs to automate business processes. I integrate REST and SOAP web services, SAP Business One Service Layer, ERP systems, and third-party platforms.

I provide corrective and evolutionary maintenance for the Invoice Manager electronic invoicing system. I also develop SAP Business One add-ons and custom solutions.

Junior SAP Business One Developer ITCONSULTANT

I developed SAP Business One solutions using C#, .NET, DI API, and UI API. I implemented tailored functionality for multiple clients.

I maintained, optimized, and supported existing projects, helping ensure the continuity and improvement of SAP Business One implementations.

Add-on Implementation and Support Specialist ITCONSULTANT

I implemented SAP Business One add-ons for electronic invoicing, withholding and dividends, exchange rates, electronic accounting, and DIOT. I provided technical support and user training.

I developed and modified reports with Crystal Reports. I also created SQL queries and stored procedures in SQL Server and SAP HANA.

Education

Learning history

Instituto Tecnológico del Sur de Nayarit

Bachelor's Degree, Information and Communications Technology Engineering

Degree in Information and Communications Technology Engineering.

CBTA No. 245

Technical Diploma, Community Integral Development

Technical education in Community Integral Development.

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