Available to hire
I am Martín Eduardo Sacco, an experienced backend developer passionate about building efficient and scalable applications. I have been working in software development for several years, focusing primarily on Java and microservices architecture. Currently, I am engaged in backend development for academic resource search engines and continuously strive to expand my technical and leadership skills.
I enjoy solving complex problems and learning new technologies like Docker, Python scripting, and cloud platforms. My goal is to advance into tech lead and architecture roles while contributing to high-quality software solutions.
Skills
Experience Level
Language
English
Advanced
Portuguese
Beginner
Spanish; Castilian
Fluent
Work Experience
Backend Developer at Endava - Proquest/Clarivate
December 1, 2021 - PresentWorked on backend development for an academic resource search engine using Java technologies, non-relational databases, and microservices. Responsibilities included migrating Java from version 1.8 to 17, executing performance tests, and interacting with Shell and Python scripts. Managed creation and use of Docker images and contributed to general application maintenance, support, and bug fixing. Also focused on learning soft skills with the intent to advance to Tech Lead/Architecture roles.
Java Developer at Aconcagua SF
December 31, 2021 - July 22, 2025Designed and developed an additional service for a microservice application for Bayer. Learned and implemented Elasticsearch technology for the project and built proof of concepts.
Java Developer at Cognizant Softvision
March 31, 2021 - July 22, 2025Developed microservices-based applications including the backend development of an Android Point of Sale application for a US retail client. Utilized Microsoft SQL Server databases and various Java plugins such as Lombok, Liquibase, and Hibernate with Springboot framework. Managed version maintenance and service management through Microsoft Azure.
Java Developer at Finnegans
August 31, 2019 - July 22, 2025Performed bug fixing and development operations on the company's ERP system serving manufacturing and agro-industry clients. Used Java with Microsoft SQL Server 2012 databases and HTML interfaces with embedded Javascript. Maintained versions using GitLab.
Java Developer at Lúmina Américas
January 31, 2019 - July 22, 2025Engaged in bug fixing and development for a financial instrument operations application using Java, Oracle databases, Hibernate for data persistence, and Spring Framework.
Developer at Grupo Assa
February 28, 2018 - July 22, 2025Developed for JDEdwards ERP including application and reports design and maintenance. Programmed C functions and participated in database table creation. Supported legacy applications with incident analysis and resolution for clients Refinor and Petrobras, and contributed to multiple projects.
Backend Developer at Endava - Proquest/Clarivate
December 1, 2021 - PresentDeveloped backend for an academic resource search engine using Spring, JUnit 5, Maven, Gradle, microservices, Jenkins, Tomcat. Engaged in Java migration from 1.8 to 17, performance tests, and application maintenance. Worked with Shell and Python scripts, Docker images, and attended soft skills training aiming for a technical leadership role.
Backend Developer at Aconcagua SF
December 31, 2021 - July 22, 2025Developed backend for a web application using Springboot, JPA with Hibernate, Lombok, and automated testing with JUnit 5. Worked with H2 databases planning migration to another DBMS.
Backend Developer at Cognizant Softvision
March 31, 2021 - July 22, 2025Backend development for Android point-of-sale application using microservices with MS SQL Server for a US retail client. Utilized Java plugins (Lombok, Liquibase, Hibernate, Jacoco, Swagger). Managed services with Microsoft Azure. Delivered Swagger presentations in English for company and international event.
Developer / Bug Fixing at Finnegans
August 31, 2019 - July 22, 2025Developed and fixed bugs in proprietary ERP system used in manufacturing and agriculture. Java development with Microsoft SQL Server database, Spring framework, HTML, JavaScript, and GitLab versioning.
Developer / Bug Fixing at Lúmina Américas
January 31, 2019 - July 22, 2025Developed and fixed bugs in financial instruments operations application. Utilized Java with Oracle database, Hibernate ORM, and Spring framework.
Developer at Grupo Assa
February 28, 2018 - July 22, 2025Developed for JDEdwards ERP, designed and maintained applications and reports, programmed in C, Java for internal projects, and built database tables.
Support Analyst at Grupo Assa
January 31, 2017 - July 22, 2025Provided support for legacy applications, analyzed and resolved incidents with applications and databases for Refinor and Petrobras.
Desarrollo backend at Endava - Proquest/Clarivate
December 1, 2021 - PresentDesarrollo backend para un motor de búsqueda de recursos académicos con bases de datos no relacionales, Spring, JUnit 5, Maven, Gradle, microservicios, Jenkins, Tomcat, capacitación de soft skills con intención de avanzar a un rol de liderazgo técnico, migración de Java 1.8 a Java 17, ejecución de performance tests. Interacción con scripts Shell y Python. Creación y uso de imágenes de Docker. Mantenimiento general de la aplicación.
Desarrollo backend at Aconcagua SF
December 31, 2021 - July 22, 2025Desarrollo backend para una aplicación web usando microservicios con bases de datos H2 con intención de migrar a otra a definir. Uso de Springboot, JPA junto con Hibernate, Lombok, testeo automatizado con JUnit 5.
Desarrollo backend at Cognizant Softvision
March 31, 2021 - July 22, 2025Desarrollo backend para una aplicación de punto de venta en Android usando microservicios con bases de datos de Microsoft SQL Server para un cliente de retail ubicado en EEUU. Aplicación de varios plugins de Java, como Lombok, Liquibase, Hibernate, Jacoco, Swagger, etc. Versionado y administración de servicios mediante Microsoft Azure. Presentación en forma de clase sobre Swagger en inglés para toda la compañía y para un evento internacional.
Desarrollo y bug fixing at Finnegans
August 31, 2019 - July 22, 2025Desarrollo y bug fixing de sistema ERP propio con clientes en áreas de manufactura y agro desarrollado en Java con bases de datos operadas mediante Microsoft SQL Server 2012. Framework Spring e interfaces HTML con Javascript y versionado usando GitLab.
Desarrollo y Bug Fixing at Lúmina Américas
January 31, 2019 - July 22, 2025Desarrollo y Bug Fixing de aplicación propia de manejo de operaciones de instrumentos financieros desarrollada en Java, con base de datos en Oracle. Persistencia de datos por medio de Hibernate y Framework Spring.
Desarrollo para ERP JDEdwards at Grupo Assa
February 28, 2018 - July 22, 2025Desarrollo para ERP JDEdwards, diseño y mantenimiento de aplicaciones, reportes, programación en C, proyecto interno en Java. Construcción de tablas para bases de datos.
Soporte de aplicativos legados at Grupo Assa
January 31, 2017 - July 22, 2025Soporte de aplicativos legados, análisis y resolución de incidentes sobre aplicaciones y bases de datos para Refinor y Petrobras.
Backend Developer at Endava - Proquest/Clarivate
December 1, 2021 - PresentBackend development for an academic resource search engine using non-relational databases, Spring, JUnit 5, Maven, Gradle, microservices, Jenkins, and Tomcat. Worked on migrating Java from 1.8 to 17, executed performance tests, created and used Docker images, and maintained general application support including bug fixing. Interacted with Shell and Python scripts, and focused on advancing soft skills aimed at Tech Lead/Architecture roles.
Java Developer at Aconcagua SF
December 31, 2021 - July 22, 2025Designed and developed an additional service for a microservices application for Bayer. Gained experience with Elasticsearch, building proofs of concept based on prior knowledge.
Java Developer at Cognizant Softvision
March 31, 2021 - July 22, 2025Developed a microservices application backend for an Android Point of Sale system using Microsoft SQL Server databases for a US retail client. Utilized Java plugins such as Lombok, Liquibase, Hibernate, Jacoco, Swagger, and Spring Boot. Managed version control and service operation through Microsoft Azure.
Java Developer at Finnegans
August 31, 2019 - July 22, 2025Conducted bug fixing and development within the company ERP system serving manufacturing and agro-industry clients. The system used Java with Microsoft SQL Server 2012 databases and HTML interfaces with embedded Javascript. Managed versioning through GitLab.
Java Developer at Lúmina Américas
January 31, 2019 - July 22, 2025Performed bug fixing and development on a company application focused on financial instrument operations. Utilized Java with Oracle databases and Hibernate for data persistence, employing the Spring Framework.
Developer at Grupo Assa
February 28, 2018 - July 22, 2025Developed for JDEdwards ERP including application and report design and maintenance. Programmed C functions within Java-based projects and created database tables. Worked on projects including Grupo ADO – Avanza, Axionlog logística, Colpatria, Yamana, Baxter, Arcor, Nikkiso, and Pernod Ricard.
Legacy Application Support at Grupo Assa
January 31, 2017 - July 22, 2025Provided application and database incident analysis and resolution for Refinor and Petrobras legacy systems.
Computer Repair Volunteer
December 31, 2014 - July 22, 2025Provided computer repair services on a volunteer basis.
PC Use Classes Volunteer
December 31, 2009 - July 22, 2025Taught basic PC usage classes for adults as voluntary work.
Backend Developer at Endava - Proquest/Clarivate
December 1, 2021 - PresentBackend development for an academic resource search engine with non-relational databases, Spring, JUnit 5, Maven, Gradle, microservices, Jenkins, Tomcat. Worked on migrating Java 1.8 to Java 17, performance tests execution. Interaction with Shell and Python scripts. Creation and use of Docker images. General application maintenance, support and bug fixing. Learning soft skills with intent on advancing to Tech Lead/Architecture roles.
Java Developer at Aconcagua SF
December 31, 2021 - July 22, 2025Design and development of an additional service for a microservice application for Bayer. Learned about Elasticsearch and built proof of concepts using prior Java knowledge.
Java Developer at Cognizant Softvision
March 31, 2021 - July 22, 2025Backend development of an Android Point of Sale application using microservices and Microsoft SQL Server Databases for a retail client in the USA. Utilized Java plugins such as Lombok, Liquibase, Hibernate, Jacoco, Swagger, with Springboot. Managed versions and services through Microsoft Azure.
Java Developer at Finnegans
August 31, 2019 - July 22, 2025Bug fixing and development on company ERP system serving manufacturing and agro-industry clients. Java based system using Microsoft SQL Server 2012 databases. HTML interfaces with embedded Javascript. Version maintenance using GitLab.
Java Developer at Lúmina Américas
January 31, 2019 - July 22, 2025Bug fixing and development on company application focused on financial instrument operations. Java based system using Oracle databases with data persistence using Hibernate and Spring Framework.
JDE Developer at Grupo Assa
February 28, 2018 - July 22, 2025Development for JDEdwards ERP including application and report design and maintenance. Involved C programmed functions and Java-based projects as well as database table creation. Key projects included support for several corporate clients.
Legacy Application Support and Database Incident Analysis at Grupo Assa
January 31, 2017 - July 22, 2025Provided legacy application support, application and database incident analysis and resolution for Refinor and Petrobras.
Backend Developer at Endava - Proquest/Clarivate
December 1, 2021 - PresentBackend development for an academic resource search engine using non-relational databases, Spring, JUnit 5, Maven, Gradle, microservices, Jenkins, and Tomcat. Responsibilities included migrating Java 1.8 to Java 17, performing performance tests, interacting with Shell and Python scripts, creating and using Docker images, and general application maintenance, support, and bug fixing. Additionally, learning soft skills with intent on advancing to Tech Lead/Architecture roles.
Java Developer at Aconcagua SF
December 31, 2021 - July 22, 2025Designed and developed an additional service for a microservice application for Bayer. Worked on Elasticsearch learning and built proof of concepts using prior knowledge.
Java Developer at Cognizant Softvision
March 31, 2021 - July 22, 2025Developed microservices application back-end for an Android Point of Sale system using Microsoft SQL Server databases. Applied Java plugins including Lombok, Liquibase, Hibernate, Jacoco, Swagger, and Springboot. Managed version and service through Microsoft Azure.
Java Developer at Finnegans
August 31, 2019 - July 22, 2025Bug fixing and development on company ERP system targeted at manufacturing and agro-industry clients. Technologies included Java with Microsoft SQL Server 2012 databases and HTML interfaces with embedded JavaScript. Version maintenance with GitLab.
Java Developer at Lúmina Américas
January 31, 2019 - July 22, 2025Bug fixing and development on financial instrument operations-focused application. Java application with Oracle databases using Hibernate for data persistence and Spring Framework.
Developer at Grupo Assa
February 28, 2018 - July 22, 2025Development for JDEdwards ERP including application and report design and maintenance. Worked with C programming functions and Java-based projects including database table creation. Contributed on projects for multiple clients such as Grupo ADO, Baxter, and Arcor.
Legacy Application Support at Grupo Assa
January 31, 2017 - July 22, 2025Supported legacy applications and performed application and database incident analysis and resolution for Refinor and Petrobras.
Computer Repair Volunteer
December 31, 2014 - July 22, 2025Provided voluntary computer repair services.
PC Use Classes Volunteer
December 31, 2009 - July 22, 2025Conducted PC use classes for adults as voluntary work.
Education
Natural sciences High School degree at Escuela Modelo de Bella Vista
January 1, 2007 - December 31, 2007Bachiller at Escuela Modelo de Bella Vista
January 1, 2007 - December 31, 2007Bachiller en Ciencias Naturales at Escuela Modelo de Bella Vista
January 1, 2007 - December 31, 2007High School Diploma at Escuela Modelo de Bella Vista
January 1, 2007 - December 31, 2007Natural sciences High School degree at Escuela Modelo de Bella Vista
January 1, 2007 - December 31, 2007Natural sciences High School degree at Escuela Modelo de Bella Vista
January 1, 2007 - December 31, 2007Qualifications
IT Essentials: PC Hardware and Software course
January 1, 2010 - December 31, 2010Excel and Access course
January 1, 2007 - December 31, 2007Business English Certificate Vantage
January 1, 2015 - December 31, 2015English as a Foreign Language, Advanced level
January 1, 2007 - December 31, 2007Certificate in Advanced English
January 1, 2007 - December 31, 2007Elemental Astronomy
January 1, 2007 - December 31, 2007IT Essentials: PC Hardware and Software
January 1, 2010 - December 31, 2010Curso de Excel y Access
January 1, 2007 - December 31, 2007Business English Certificate Vantage
January 1, 2015 - December 31, 2015Certificate in Advanced English
January 1, 2007 - December 31, 2007Curso de Astronomía Elemental
January 1, 2007 - December 31, 2007IT Essentials: PC Hardware and Software
January 1, 2010 - December 31, 2010Curso de Excel y Access
January 1, 2007 - December 31, 2007Business English Certificate Vantage
January 1, 2015 - December 31, 2015Curso de Astronomía Elemental
January 1, 2007 - December 31, 2007IT Essentials: PC Hardware and Software
January 1, 2010 - December 31, 2010Excel and Access course
January 1, 2007 - December 31, 2007Business English Certificate Vantage
January 1, 2015 - December 31, 2015English as a Foreign Language, Advanced level
January 1, 2007 - December 31, 2007Certificate in Advanced English
January 1, 2007 - December 31, 2007Elemental Astronomy
January 1, 2007 - December 31, 2007IT Essentials: PC Hardware and Software
January 1, 2010 - December 31, 2010Excel and Access course
January 1, 2007 - December 31, 2007Business English Certificate Vantage
January 1, 2015 - December 31, 2015English as a Foreign Language, Advanced level
January 1, 2007 - December 31, 2007Certificate in Advanced English
January 1, 2007 - December 31, 2007Elemental Astronomy
January 1, 2007 - December 31, 2007IT Essentials: PC Hardware and Software course
January 1, 2010 - December 31, 2010Excel and Access course
January 1, 2007 - December 31, 2007Business English Certificate Vantage
January 1, 2015 - December 31, 2015Certificate in Advanced English
January 1, 2007 - December 31, 2007Elemental Astronomy
January 1, 2007 - December 31, 2007Industry Experience
Software & Internet, Financial Services, Manufacturing, Retail, Agriculture & Mining, Education, Professional Services
Skills
Experience Level
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