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Leonardo Costa
@leonardo_costaa
Full Stack Developer
Brazil
Portuguese, Spanish
About me
My name is Leonardo Costa. I hold a degree in Computer Science and have over 4 years of experience as a software developer.
I specialize in building and improving professional web solutions that help businesses grow, improve performance, and increase results. I currently work at a large technology company in Brazil, collaborating with well-known brands and complex digital products.
Feel free to send me a message so we can discuss your project and find the best solution.
Skills
Leonardo Costa
Offline •
Average response time: 1 hour
See my services
Custom Websites
I will build a responsive and modern custom website
Custom Websites
I will develop and improve your vtex io store, vtex io expert
Portfolio
Work experience
Full Stack Developer
Cadastra • Full-time
Sep 2022 - Present • 4 yrs 1 mo
Full Stack Development: Implementation of new features and robust customizations across both the Front-end (user experience) and Back-end (business logic). Integrations and APIs: Design, development, and maintenance of robust services and APIs using REST and GraphQL architectures. Quality and Stability: Bug fixing and implementation of automated tests (unit, integration, and end-to-end) to ensure continuous quality and stability of the platform. AI-Driven Optimization: Use of Artificial Intelligence tools and practices to support tasks such as code optimization, predictive performance analysis, and automation of development workflows, increasing efficiency and productivity. Problem Solving: Analysis and resolution of complex technical challenges, ensuring platform availability and high performance.
14 Reviews
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
1-5 out of 14 Reviews
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telmoriomar
United States
An exceptional professional to work with! Their attention to detail, proactive communication, and commitment to going above and beyond truly set them apart. Furthermore, their language fluency made collaboration seamless and efficient. Highly recommend their services for anyone looking for top-tier quality!
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gonzaloac
Peru
Helpful?
qmixdigital
Brazil
Conhecimento pleno de programação e facilidade de comunicação
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mark1silver
Brazil
Working with Leonardo on my website was an absolutely fantastic experience! He has a brilliant eye for design and truly understood the vision I had. Leonardo took my ideas and transformed them into a website that is not only visually stunning but also perfectly functional and user-friendly. He was professional,...
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absongiron
Brazil
O trabalho foi excelente! Os ajustes ficaram ótimos e foi entregue antes do prazo.
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