Sergio V.

Sergio V.

Senior Software Engineer

La Plata, Argentina
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About Me

Sergio is a Senior Software Engineer with 15+ years of professional experience iterating top-notch software solutions using different technologies and architecture on client projects. He is committed to delivering innovative solutions that are highly performant and productive using industry best practices and working with Java, Node.js, Python, TypeScript, JavaScript, Oracle, and MySQL, among others. Sergio's expertise further extends to cloud-based microservices architecture, containers and serverless computing, CI, Jenkins, AWS, and Docker, and he has also served as project manager for British American Tobacco.

Work history

UpStack
UpStack
Senior Software Engineer
2019 - Present (6 years)
Remote
  • Creating and developing innovative software solutions for clients across a broad range of industries.

  • Participating in scrums consisting of cross-functional teams, both software and hardware.

  • Ensuring that features are being delivered efficiently and on time.

Trux
Trux
Senior Software Engineer
2019 - 2024 (5 years)
Remote

Worked for a heavy construction logistics platform that connects trucking companies, contractors, brokers, and material producers to the nation’s largest dump truck marketplace.

Bitcran
Bitcran
Manager
2016 - Present (9 years)
La Plata, Argentina
  • Developed a stock order management system for the main Argentine stock market, saving up to 40% of users' time, leading to an increase by at least 20 times the size of the previous market.

  • Built an order creation robot, which optimized the average speed of creating orders by 100 times.

  • Developed a high-performance message processor to seamlessly manage 6 million price changes every day on the system.

Lumina Americas
Lumina Americas
Project Manager | Software Developer & Architect
2006 - 2016 (10 years)
Buenos Aires, Argentina
  • Built a distributed software architecture for the client to support 20K sales orders a day.

  • Engineered and managed a strong mobile application system to run on 500 mobile devices from different locations around the country.

  • Developed a supervision and auto-recovery process that kept the entire system running efficiently 24/7 for 10+ years.

  • Promoted from developer to project manager for BAT (British American Tobacco) using Java and Oracle technologies.

De Julio y Asociados
De Julio y Asociados
Software Developer
2006 - 2006
Buenos Aires, Argentina
  • Developed a tokenized login service to prevent untrusted critical operations on the client's home banking platform.

  • Created a consolidated bank account view, saving up to 50% of session time on the platform for home banking users.

  • Worked on the development of a report layer for partners to create reports in half of the allotted time.

Portfolio

Software Engineer - Bitcran POS
Software Engineer - Bitcran POS

Bitcran POS (Point of Sale) allows users to manage their business, sales, and stock easily from anywhere, even if they have multiple branches. They can manage multiple price lists and make changes in a few steps. Built the cloud-based system for the POS operations, reducing up to 50% of losses due to price errors, and developed the orchestration of services and microservices with AWS, increasing product performance by up to 4 times.

Software Engineer - MiFolleto
Software Engineer - MiFolleto

This is a cloud-based app for users to easily create advertising brochures for distribution to clients through WhatsApp, email, etc. Created the platform and built the microservice over AWS to manage images, saving the client from high infrastructure costs and performance issues.

Software Engineer - Metadmin
Software Engineer - Metadmin

Created a centralized product manager on the project, saving 80% of the time users take to update prices on multiple systems. Developed microservices to manage the synchronization of tasks on the platform, increasing update speed by 5 times.

Education

Information Systems Engineer
Information Systems Engineer
Universidad Tecnológica Nacional - Argentina
2000 - 2006 (6 years)