NorbertFull Stack Developer
Full-Stack Software Development Engineer with over 20 years of experience in building microservices using REST APIs. Proficient in various backend and frontend technologies, including Java, Spring, Spring Boot, Hibernate/JPA, Kafka, JSF, AWS, React, Vue, and Angular. Skilled in all stages of software development, with a strong background in complex software development projects such as ERP, CRM, financial, and accounting systems.
Certifications
Spring Boot
Spring Boot
12/15/2022
Tech stack
Spring Boot (2)
ERP (11)
Java (10)
SOAP (10)
Spring (3)
REST APIs (3)
Apache Kafka (3)
DynamoDB (3)
Stripe (3)
AWS DynamoDB (3)
AWS API Gateway (3)
React (3)
Amazon (3)
Vue.js (2)
Angular (2)
Java EE (2)
Linux (2)
Spring Batch (2)
Windows (2)
Spring MVC (2)
TypeScript
JavaScript
SQL
Experience
Software Development EngineerRing
11/2022 - Currently

• Uncovered critical missed accounting use cases and corrected the booking of thousands of dollars. • Developed highly scalable accounting application connecting Stripe events to Amazon's downstream services, using AWS Lambdas, SQS/SNS, Event buses, DynamoDB and API Gateway. • Built user-friendly front-end interfaces using React for accounting users to interact with the service.

React
DynamoDB
Stripe
Amazon
Java
AWS API Gateway
AWS DynamoDB
Software Development SpecialistDimensa Tecnologia
08/2021 - 10/2022

• Cut the processing time for investment portfolios by deconstructing a monolithic application into processing microservices. • Architected and developed systems focused on banking services and fund managers • Designed REST APIs and messaging services (Kafka and JMS) for integrations and scalability. • Developed asynchronous and parallel reports infrastructure.

Spring
Spring MVC
Spring Batch
Spring Boot
Apache Kafka
REST APIs
Software developer specialistTOTVS Financial Services
11/2019 - 07/2021

Cut the processing time for investment portfolios by deconstructing a monolithic Java EE application into processing microservices. • Built a compliance application using Spring Boot and Angular to inspect investment portfolios against a set of rules. • Architected and developed systems focused on banking services and fund managers • Designed REST APIs and messaging services (Kafka and JMS) for integrations and scalability. • Developed asynchronous and parallel reports infrastructure.

Java EE
REST APIs
Apache Kafka
Spring
Angular
Vue.js
Java Systems AnalystTOTVS Financial Services
10/2012 - 10/2019

• Developed a variable income module for a complex Java application designed for banking services and fund managers. • Coordinated with product owners to plan, develop, and test intricate business software components. • Significantly enhanced the system’s overall performance by introducing caching and rewriting of critical components.

Java
Systems AnalystTOTVS
06/2003 - 09/2012

• Developed the core framework components of the biggest ERP in Brazil. • Implemented and customized a proprietary ERP/CRM service, both on-site and in a software factory. • Integrated dozens of customer applications with SOAP web services

ERP
SOAP
InternMurrelektronik
03/2002 - 05/2003

Proprietary system maintenance, network and servers management (both Windows and Linux). ERP implementation support. Crystal Reports development.

Linux
ERP
Windows
Education
BarchelorFaculdades Associadas de São Paulo
02/2002 - 02/2005
TechnicianEscola Técnica Oswaldo Cruz
02/1998 - 02/2001