With 15 years of experience, I am a skilled Software Engineer focused on delivering innovative solutions across a wide range of industries, including telecommunications, automotive, and startups. I specialize in full-stack development with a strong emphasis on JavaScript, ReactJS, NodeJS, and cloud technologies such as AWS.
Throughout my career, I have successfully led cross-functional teams, driving projects from concept to completion while ensuring high performance, scalability, and business value. I thrive in fast-paced environments and enjoy tackling complex technical challenges to create scalable, high-performance products that solve real-world problems.
My passion lies in continuously learning new technologies and exploring innovative approaches that can generate commercial value. I also excel in collaborating with product teams, contributing to the management of scalable products, and ensuring alignment with business goals.
Main skills
Frontend: ReactJS, NextJS, JavaScript, TypeScript, Storybook
Backend: NodeJS (ExpressJS, NestJS)
Databases: PostgreSQL, MongoDB, SQL Server
Cloud: AWS (ECS, EC2, S3, Amplify, RDS, SQS, SES, CloudFront), Cloudflare
Version Control: Git (GitHub, GitLab, Bitbucket)
Project Management: Jira, Trello
Professional Experience
Loblaw Companies Limited - Senior Software Engineer (May 2025 - Present)
Working as a Senior Software Engineer on the Core team at Loblaw, responsible for maintaining and evolving several e-commerce platforms across the Loblaw group.
EOS Loan - Senior Software Engineer (December 2022 - May 2025)
As a Senior Software Engineer, I lead a team of talented developers, ensuring high performance, speed, and quality in all deliverables.
DevSkin - IT Consulting - Senior Full Stack Engineer (December 2021 - November 2023)
As a Full-Stack JavaScript Developer, I worked extensively with Node.js (Express) and React, delivering scalable and high-performing web applications.
Innovation Intelligence AI - Senior Full Stack Engineer (December 2020 - December 2021)
As a Senior Full-Stack Engineer, I focused primarily on backend development with Node.js (Express), while also contributing to frontend development using React.
Oi - Senior Software Developer (February 2017 - November 2020)
As a Senior Software Developer, I contributed to the development of a B2B software platform designed to streamline sales and business operations.
HSTC - Senior Software Developer (March 2016 - March 2020)
As a Software Developer, I worked on diverse applications, with a primary focus on JavaScript, ReactJS, and Node.js.
Stefanini - Software Developer (March 2014 - March 2016)
As a contracted Software Developer at FIAT's automotive manufacturing plant, I specialized in process automation systems for vehicle production.
Oi/Telemar - Software Developer (August 2011 - March 2014)
As a Software Developer, I worked with a legacy PHP structure and utilized EXTJS for the application interface.
Newcom Negócios e Soluções de TI S/A - PHP Developer (October 2010 - August 2011)
As a contracted Software Developer for Oi Telecommunications, I contributed to multiple software solutions supporting the operations team.
MD2 Consultoria - Analyst BI (May 2010 - October 2010)
As a Business Intelligence Analyst for a financial business portal, I was responsible for developing data processing solutions for millions of records.
Instituto Mário Penna - PHP Developer (January 2010 - May 2010)
As a PHP Developer, I worked on web systems for the healthcare sector, focusing on enhancing patient care processes.
Connect
Feel free to contact me at cleytonb40@gmail.com