Lucas is available for hire

Lucas Romanó

Verified Expert in Engineering

Software Engineer and Back-end Developer

Location

Curitiba - State of Paraná, Brazil

Toptal Member Since

November 7, 2023

Lucas is a passionate software engineer with over six years of experience. He has worked as a Linux system administrator, machine learning engineer specializing in computer vision, and front-end developer. In the last three years, Lucas has focused on working as a back-end developer using Go and AWS.

Back-end Go PostgreSQL Back-end Development Amazon Web Services (AWS)Docker Microservices Kubernetes Python Linux Terraform Apache Kafka Computer Science Web Security Amazon RDS QEMU Amazon SNS

Portfolio

Ardan Labs

Go, Amazon Web Services (AWS), Kubernetes, Apache Kafka, Envoy Proxy, Back-end...

Online Freelance Agency

Go, Amazon Web Services (AWS), Elasticsearch, Amazon DynamoDB, Terraform...

Red Ventures

Go, Amazon Web Services (AWS), Back-end Development...

Experience

Go - 5 years Amazon Web Services (AWS) - 5 years Back-end Development - 5 years Terraform - 3 years Docker - 3 years Amazon Elastic Container Service (Amazon ECS) - 3 years Microservices - 2 years Microsoft Azure - 2 years

Availability

Part-time

Preferred Environment

Vim Text Editor, MacOS

The most amazing...

...thing I've developed is an aircraft boarding facilitator used in more than 20 major airports in Brazil.

Work Experience

Senior Software Engineer

2022 - PRESENT

Ardan Labs

Implemented and maintained several Go microservices related to identity and security, serving millions of users across games of a major video game publisher.
Implemented and managed containerized applications using Kubernetes and associated technologies such as Tanzu, Envoy, Linkerd, Contour, etc.
Developed and maintained solutions related to anti-cheat: telemetry, BI analysis, and user banning.

Technologies: Go, Amazon Web Services (AWS), Kubernetes, Apache Kafka, Envoy Proxy, Back-end, PostgreSQL, Python

Senior Software Engineer

2021 - 2021

Online Freelance Agency

Developed and maintained Go microservices related to identity, personalization, and security used by millions of users across fox.com, nation.foxnews.com, foxsports.com, and foxbusiness.com.
Designed and implemented zero downtime database migrations from Elasticsearch to DynamoDB.
Developed internal software development kits (SDKs) used in Fox microservices.

Technologies: Go, Amazon Web Services (AWS), Elasticsearch, Amazon DynamoDB, Terraform, Splunk, Back-end

Senior Software Engineer

2019 - 2021

Red Ventures

Headed architecture and development of a marketing automation tool used across several projects for Red Ventures in Brazil. It currently delivers more than five million emails and two million SMSs per day.
Developed several APIs and microservices using Go, MySQL, Amazon SQS, Amazon SNS, API Gateway, Lambda, ECS, AWS, Terraform, CI/CD, Docker, and New Relic.
Ensured compliance of partners security auditions and resolution of identified threats.

Technologies: Go, Amazon Web Services (AWS), Back-end Development, Amazon Simple Queue Service (SQS), Amazon Simple Notification Service (Amazon SNS), Amazon Simple Email Service (SES), Amazon RDS, Terraform, CircleCI, New Relic, Back-end, PostgreSQL

Software Engineer

2018 - 2019

Pacer

Developed an aircraft boarding facilitator, now called Azul Carpet. It is an interactive carpet projected on the floor that coordinates the order that passengers enter the plane, improving boarding speed by up to seven minutes.
Applied convolution neural network framework solutions, developed object tracking algorithms and a dataset collection, and worked on optimization.
Established a Linux environment and its replication, OpenCV, GStreamer, and more.

Technologies: Linux, OpenCV, GStreamer, Convolutional Neural Networks (CNN), Python

Linux System Administrator

2015 - 2016

C3SL | Scientific Computing and Open-source Software Center

Supported more than 90 virtual machines, including QEMU, in multiple onsite servers, and worked on kernel customizations.
Set up a virtual private cloud (VPC), disk redundancy, input-output operations per second (IOPS) monitoring, Kerberos authentication, etc.
Planned onsite network and storage setup and maintenance.

Technologies: Linux, Virtual Machines, Quick EMUlator (QEMU), Linux Kernel, PostgreSQL

Experience

Email and SMS Marketing Automation Tool

This email and SMS marking campaign automation tool was made for one of the biggest banks in Brazil. I built it using Go, AWS, and SMS providers. It currently sends five million emails and two million SMSs per day.

Education

2014 - 2018

Bachelor's Degree in Computer Science

Federal University of Paraná - Curitiba, Paraná, Brazil

2011 - 2013

Vocational Diploma in Informatics

Federal Institute of Paraná - Curitiba, Paraná

Certifications

SEPTEMBER 2020 - PRESENT

Certified Secure Developer

HackEDU

FEBRUARY 2020 - FEBRUARY 2023

AWS Certified Developer – Associate

Amazon Web Services

Skills

Libraries/APIs

Vue 2, OpenCV

Tools

Amazon Elastic Container Service (Amazon ECS), Amazon Simple Queue Service (SQS), Amazon Simple Notification Service (Amazon SNS), Amazon Simple Email Service (SES), Terraform, CircleCI, Splunk, Envoy Proxy

Storage

PostgreSQL, Elasticsearch, Amazon DynamoDB

Languages

Go, Python, C

Frameworks

Flutter, GStreamer

Paradigms

Microservices

Platforms

Amazon Web Services (AWS), Docker, Kubernetes, Linux, New Relic, Quick EMUlator (QEMU), Apache Kafka

Other

Back-end, Back-end Development, Microsoft Azure, Computer Science, Web Security, Front-end Development, Amazon RDS, Convolutional Neural Networks (CNN), Virtual Machines, Linux Kernel

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