Luiz Ferreira
Software Developer at Mercado Livre
Paraíba, Brazil
Summary
👤
Senior🎓
Top SchoolLuiz Ferreira is a pragmatic software developer with nine years of experience building resilient, customer-focused systems across Java, Golang and Python. Currently at Mercado Livre, he has delivered payment features across countries, migrated legacy services to a microservices Java/Spring stack, and built a multimodal embeddings API using FastAPI, Go, OpenAI and LangChain to power conversational search. He combines backend systems thinking with frontend experience (React/TypeScript) and solid observability practices (Kibana, DataDog, New Relic) to keep high SLAs in production. Luiz also contributes to product strategy through data analysis with BigQuery and Pandas and accelerates team onboarding via a structured mentoring program. Based in Paraíba, Brazil, he enjoys continuous learning and brings a pragmatic blend of engineering rigor and curiosity to tackle evolving business needs.
9 years of coding experience
1 year of employment as a software developer
Bachelor in Computer Engineering Computer Engineering, Bachelor in Computer Engineering Computer Engineering at Universidade Federal da Paraíba
Portuguese, English, Spanish
Stackoverflow
64reputation
5kreached
1answer
2questions
Github Skills (48)
chatgpt10
ai10
langchain9
docker-image9
python9
llm9
typescript9
java-collections9
generative-ai9
gemini9
openai9
anthropic9
pydantic9
fluent-api9
data-structures8
Programming languages (9)
Github contributions (5)
LuizFrra/StockSim
Sep 2020 - Jun 2021
Contributions:22 PRs, 106 pushes, 8 branches in 9 months
LuizFrra/PoC-Probate
Oct 2020 - Nov 2020
Contributions:47 commits, 46 pushes in 20 days
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