DADavid Alecrim
@davidalecrim
Experienced software engineer with a passion for impactful technology.
BrazilWhat I'm looking for
I am a professional with a bachelor's degree in computer science and over 8 years of experience in software engineering. My journey has led me to build large-scale distributed systems using Go (Golang), Python, and JavaScript/TypeScript, along with SQL and NoSQL databases. I have a strong DevOps background, utilizing tools like Kubernetes and AWS to create scalable and robust systems. My passion lies in using technology to make a positive impact on society, and I continuously strive to learn and improve my skills to bring real value to the companies I work with.
At Itaú Unibanco, I currently serve as a Staff Software Engineer and Technical Architect, where I lead the development of an enterprise search engine that significantly improved search times and success rates. My role involves designing and maintaining critical distributed systems architectures, optimizing AWS costs, and mentoring entry-level engineers. Previously, I worked at GOL Airlines as a Solutions Architect, where I designed enterprise-grade cloud solutions and led cloud migration projects to enhance operational excellence.
Experience
Work history, roles, and key accomplishments
Staff Software Engineer| Technical Architect
Itaú Unibanco
Apr 2022 - Present (3 years 2 months)
Led the development of an enterprise search engine for 10k employees, significantly improving search time by 45% and success rate by 33%. Developed large-scale distributed systems on AWS using Go, Python, and JavaScript/TypeScript, implementing infrastructure with DevOps pipelines. Designed and maintained highly available, scalable distributed architectures, reducing AWS costs by up to 80%.
Solutions Architect
GOL Airlines
Aug 2021 - Apr 2022 (8 months)
Designed and implemented enterprise-grade cloud solutions across Azure, AWS, and OCI, optimizing for scalability, high availability, and performance. Led cloud migrations for legacy on-premises systems, reducing operational costs and improving system operational excellence. Guided development teams on software architecture best practices, including Hexagonal Architecture and microservices, to buil
Product Owner (PO)
GOL Airlines
Sep 2017 - Aug 2021 (3 years 11 months)
Gathered requirements for complex systems and products, ensuring the squad created software that delivered true business value to clients and stakeholders. Led a cloud migration project, modernizing multiple legacy applications to the cloud. Managed cross-functional teams to deliver enterprise-scale products, aligning business goals with technical requirements using Agile methodologies.
Education
Degrees, certifications, and relevant coursework
UPUniversidade Paulista
Specialization, Software Engineering
Completed a specialization program focusing on advanced topics in software engineering. Gained expertise in designing, developing, and maintaining complex software systems.
UPUniversidade Paulista
Bachelor's Degree, Computer Science
Earned a Bachelor's Degree in Computer Science, building a strong foundation in programming, algorithms, and data structures. Developed skills in various aspects of software development and system design.
Tech stack
Software and tools used professionally
Availability
Location
BrazilAuthorized to work in
Skills
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