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Bruno Negrao Zica

@brunonegraozica

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Senior Software Engineer (Backend)

Brazil

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What I'm looking for

Backend software development

Total Experience: 20+ years.
Programming Languages: Java, Golang, Typescript, Javascript, Shell Script, Perl.
Databases: MySQL, Dynamodb, Postgres.
Environments/Frameworks:Microservices, Spring Boot, FastAPI, NestJS, REST Api, CubeJS, Docker, Linux.
Certifications: HackerRank Go, HackerRank SQL, Testdome Go, Algorithmic Toolbox, Sun Java Developer, SCO Unix Administrator
Spoken languages: Portuguese (native), English (fluent).

Citizenships: Brazilian and Portuguese

Experience

Work history, roles, and key accomplishments

Current

Senior Software Developer

Current

Perch Insights

Aug 2022 - Present (3 years 10 months)

Developed multiple microservices using various technologies such as TypeScript, NestJS, Node.js, Java, AWS Lambda, FastAPI, and Spring Boot, to improve message delivery and data retrieval.

TypeScript NestJS Java AWS Lambda Spring Boot Postgres CubeJS Retool NodeJS fastAPI

Senior Software Developer

Marqeta

Jul 2021 - Jul 2022 (1 year)

Developed Java backend applications on AWS, built automated performance tests, participated in microservice architecture design, optimized deployment pipelines, and mentored new team members.

Java 1.8 Spring Boot AWS DynamoDB performance tests Git Docker Drone Unit test Integration Test

Senior Software Developer

CVC Corp

May 2020 - Jul 2021 (1 year 2 months)

Replaced legacy user authentication backend with AWS Cognito, presented comprehensive overview to audience of over 100 people, integrated with internal APIs, built RESTful API for client bookings, managed and maintained legacy Back-End APIs, and mentored developers on JWT and OAuth.

TypeScript NestJS AWS Cognito OAuth JWT AWS Lambda API Gateway CloudFormation MySQL SQL REST Java Spring Boot Git NodeJS

Senior Software Developer

AME Digital

Jan 2018 - Jan 2020 (2 years)

Developed microservices in Golang on AWS, participated in replacing a monolithic back-end with 20+ microservices, and created back-end APIs enhancing system features.

Golang AWS TypeScript AWS CloudFormation API Gateway DynamoDB AWS IoT AWS Amplify React Native REST Git Docker NodeJS Lambda

Senior Software Engineer

Editora Globo

Jan 2013 - Jan 2018 (5 years)

Enhanced performance and security for popular online newspapers, OGlobo and Extra. Resolved performance issues, reducing 'blank screen' time from 7 seconds to less than 1 second.

Java REST APIs Spring Escenic CMS HTTP Cache AWS CloudFront S3 EC2 Apache Pagespeed Linux Tomcat Hibernate SQL Jenkins Agile Methodology Junit

Mid-Level Java Software Developer

Softtek

Jul 2011 - Aug 2013 (2 years 1 month)

Developed monolithic full-stack web applications in Java for Petrobras

Java 1.6 J2EE 5 Struts 1 JSP jQuery HTML WebLogic 10 SQL

Junior Java Software Developer

IBM

Sep 2008 - Jul 2011 (2 years 10 months)

Developed new features to a Java SE 1.6 backend application and enhanced the performance of a backend Java application used to distribute software updates in IBM.

Java J2SE 1.6 AIX Unix SQL XML parsing Perl Shell Scripting

Mid-Level Infrastructure Analyst

IBM

Jan 2007 - Jan 2009 (2 years)

Infrastructure Support for a set of related applications from the 'Software Update' service.

Apache HTTP Wu FTP SSH Perl Aix

Mid-Level Infrastructure Analyst

Engepel

Jan 2004 - Jan 2006 (2 years)

Supported the expansion of Engepel's network growing from 4 to 24 interconnected Linux-based internet gateways spread across different companies providing all the essential internet services for each local network.

Routers Network Debugging Tools Linux Apache NAT IPtables

Junior Infrastructure Analyst

Engepel

Jan 2000 - Jan 2004 (4 years)

Sysadmin and network administrator on an internet provider for mid-sized corporate customers. Implemented Linux-based internet gateways, providing proxy, firewall and email functionalities for the companies.