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I'm an IT professional specializing in back-end development and system integration, with proven experience in PHP/Laravel, JavaScript, REST API architecture and relational databases (MySQL, PostgreSQL, Oracle, SAP HANA). I have hands-on experience integrating enterprise systems via SAP Business One Service Layer, and I also work with IoT development using ESP8266. I'm highly motivated to contribute to technology-driven organizations in Europe, focusing on back-end engineering, systems integration and automation. I am open to relocation.…I'm an IT professional specializing in back-end development and system integration, with proven experience in PHP/Laravel, JavaScript, REST API architecture and relational databases (MySQL, PostgreSQL, Oracle, SAP HANA). I have hands-on experience integrating enterprise systems via SAP Business One Service Layer, and I also work with IoT development using ESP8266. I'm highly motivated to contribute to technology-driven organizations in Europe, focusing on back-end engineering, systems integration and automation. I am open to relocation.

Samuel do Carmo Silva

Back-End Developer, Web Developer, Full Stack Developer, +2

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I'm an IT professional specializing in back-end development and system integration, with proven experience in PHP/Laravel, JavaScript, REST API architecture and relational databases (MySQL, PostgreSQL, Oracle, SAP HANA). I have hands-on experience integrating enterprise systems via SAP Business One Service Layer, and I also work with IoT development using ESP8266. I'm highly motivated to contribute to technology-driven organizations in Europe, focusing on back-end engineering, systems integration and automation. I am open to relocation.…I'm an IT professional specializing in back-end development and system integration, with proven experience in PHP/Laravel, JavaScript, REST API architecture and relational databases (MySQL, PostgreSQL, Oracle, SAP HANA). I have hands-on experience integrating enterprise systems via SAP Business One Service Layer, and I also work with IoT development using ESP8266. I'm highly motivated to contribute to technology-driven organizations in Europe, focusing on back-end engineering, systems integration and automation. I am open to relocation.

Available to hire

I’m an IT professional specializing in back-end development and system integration, with proven experience in PHP/Laravel, JavaScript, REST API architecture and relational databases (MySQL, PostgreSQL, Oracle, SAP HANA).

I have hands-on experience integrating enterprise systems via SAP Business One Service Layer, and I also work with IoT development using ESP8266. I’m highly motivated to contribute to technology-driven organizations in Europe, focusing on back-end engineering, systems integration and automation. I am open to relocation.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

Portuguese

Fluent

English

Advanced

Work Experience

Senior Software Developer at Petrovina Sementes

May 1, 2024 - Present

Actively participated in the implementation of SAP Business One; developed integrations between SAP B1 and external systems via Service Layer using Laravel and JavaScript; developed Views, Materialized Views and Procedures in Oracle and SAP HANA; SAP B1 Key User; developed transactions, formatted queries and Crystal Reports; maintained and optimized code, views and procedures. Achievements include tax-related solutions eliminating support tickets, intranet backend in Laravel/JS/MySQL, and an integrated platform connecting shipment processes with SAP B1.

Freelance Software Developer at SELF-EMPLOYED

January 1, 2018 - Present

Website development; API development; IoT development using ESP8266 and ESP01S. Achievements include a Wi‑Fi remote control to operate air conditioning via web app and Amazon Alexa using ESP8266, and a web application to monitor vehicle fuel expenses.

Software Developer at Grupo Bom Jesus

December 1, 2021 - February 28, 2023

Extracted and loaded data from SAP HANA to PostgreSQL; created views for key sectors; developed data exchange connections between SAP and other applications; SAP development. Achievements include automation of entry processes (reducing Excel usage), PostgreSQL/HANA views feeding Power BI dashboards, and REST API integrations.

Software Developer at HES Sistemas Empresariais

January 1, 2021 - December 31, 2021

Landing page development using PHP; ran campaigns on Google Ads; Java support.