Kellyson Dias de Almeida
@kellysondiasdealmeid
I build scalable Node.js backend systems, AWS services, and resilient microservices for high-traffic platforms.
BrazilWhat I'm looking for
At Natura, I build and maintain microservices, AWS Lambda functions, and a shared BFF powering omnichannel delivery for millions of customers and more than 2 million active consultants across Latin America. My work supports delivery experiences across Brazil, Argentina, Chile, Colombia, Mexico, and Peru, contributing to record-breaking sales in this modality.
I've built REST APIs, serverless services, and data persistence solutions with Node.js, TypeScript, AWS, PostgreSQL, and MongoDB. I also led a Jest test coverage initiative across 16 production applications, raising coverage above 90% and reducing regression risk.
Experience
Work history, roles, and key accomplishments
- Developed and maintained more than a dozen applications, including microservices, AWS Lambda functions, and a shared BFF, to power Natura's omnichannel delivery experience on a 24/7 e-commerce platform serving millions of customers and over 2 million active consultants across Latin America.
- Built features in the BFF layer to centralize data consumption from microservices, Lambda functions, an
- Built scalable REST APIs using Node.js, TypeScript, and JavaScript with Express, following Clean Code principles and best practices from day one.
- Implemented automated tests with Jest, developing a testing mindset early in my career and ensuring production-level reliability in delivered code.
- Designed and implemented data persistence strategies using both relational (PostgreSQL) and non-re
- Developed and maintained responsive web and mobile interfaces using React.js, Next.js, and React Native for multiple small business clients across different industries.
- Built a patient information screen for a medical clinic client, displaying structured data consumed from a REST API and focused on clarity and usability for medical staff.
- Handled complex state management using MobX and bui
Education
Degrees, certifications, and relevant coursework
UniCesumar
Technology Degree (CST – Higher Education in Technology), Computer Systems Analysis
2023 - 2025
Tech stack
Software and tools used professionally
Availability
Location
BrazilAuthorized to work in
Job categories
Skills
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