Eduardo Luna Email & Phone Number

State Of São Paulo, Brazil

State Of São Paulo, Brazil

São Paulo, Brazil

Working as a consultant senior software engineer, allocated in a bank that provides financial services to medium and large companies. Currently working on an exchange project that will automate the international payments process.

Estados Unidos

Worked with the global billing team maintaning and improving the billing ecossystem, a complex suite with multiple technologies, business rules and implementations, containing Big Data, Streaming, APIs, Microservices and scripts.In this role I was responsible for:- Proposing and developing new features, based on business and technical requirements;- Proposing and developing improvements for current implementations;- Finding flaws in the code that did not match business rules and provide solutions for it;- Fixing bugs and providing production support to stakeholders and clientsReported directly to the North America operation (US/Canada).The stack used in this role is:Programming languages: C# .Net Core (API and Microservices), Scala (Spark), T-SQLFrameworks: Entity Framework, Dapper, Spark, GraphQLCI/CD: Gitlab, TeamCity, Docker, Kubernetes, RancherDatabases: MSSQL, PostgreSQL, Cassandra, ClickHouse, Redis (cache)Streaming: Kafka

In this role I acted as the Lead Developer for the Brazilian billing systems, a suite containing an ERP written in Java MVC and multiple ETLs for billing processing. I also worked on non-billing related projects such as: general ERP and customer platform development, carrier integrations through APIs and systems migrations from the Brazilian ERP to the global ERP.I was responsible for:- The entire billing development, from the ERP pages and billing logic/calculations to the final file that was sent to the government/banks for invoicing;- Gathering requirements with the business areas of the company;- Grooming and developing functionalities that meets the business requirements;- Fixing bugs;- Work with global team on migration/integration projectsThe stack used in this role was:Programming Languages: Java 13+, JavascriptFrontend: HTML, JSP, JQuery and BootstrapFrameworks: Spring Framework, Maven, HibernateVersioning Tools: Gitlab, GithubPM tools: JIRA, TrelloDevops tools: JenkinsDatabases: MySQLAlso worked on a couple of global projects using .NET Core (API) with Entity Framework, Kafka and MSSQL DB

São Paulo, Brasil

As a Data Analyst I was responsible for - Migrating the entire billing routine from a php script to a Pentaho Data Integration Job;- Entire billing system maintenance and improvement (including business requirements gathering);- Developing and improving back-end batch processes using Pentaho Data Integration (carrier integrations and analytics automations);- Deliverying analytics that generates value to the internal areas of the company (Finance, Sales, Customer Relationship);- Work with KORE's global team on systems migration/integration projects.The stack used in this role was:ETL: Pentaho Data IntegrationProgramming Languages (withing PDI): Java, JavascriptDatabase: MySQLDataViz: PowerBI

São Paulo, Brasil

As an Assistant I was responsible for keeping internal and external customers reports updated and build new reports that delivers value to the business. Improved reporting efficiency by automating Excel spreadsheets and accessing databases directly (MySQL, MS Access).

São Paulo, Brasil

As an Intern I was responsible for building and improving reports using Microsoft Excel and PowerPoint. Manually transformed data to meet internal processes procedures.