Davi Mezencio

Software Engineer

Summary

I'm a versatile Software Engineer with over 6 years of experience. Adept at working in fast-paced environments, solving complex challenges, and collaborating with cross-functional teams. Whether it's Node.js or any other technology, I bring adaptability and a collaborative mindset.

Experience

08/2025 - Present

Software Engineer at Seven.One Entertainment Group (A ProSiebenSat.1 Company)

  • Building services using Rest and GraphQL APIs, using Node.js Typescript, leveraging the entire AWS infrastructure.
  • Played a big part in a pivotal migration between core systems, ensuring no client downtime. Managing expectations across teams, and planning and executing the migration framework.
12/2022 - 06/2024

Tech Lead at Reflaunt

  • Built Microservices and ETL pipelines with Node.js/Typescript and Python, leveraging AWS (Lambdas, EventBridge) and Google tools (BigQuery, Looker).
  • Led the design and migration of new and legacy service architectures, ensuring scalability and reliability.
  • Mentored engineers and facilitated collaboration between technical and non-technical teams.
  • Drove the hiring process by defining interview criteria and leading panels.
02/2022 - 11/2022

Back-end Engineer at Fidel API

  • Built Microservices and end-user-facing Front-End applications using Node.js/Typescript, React, and AWS Lambdas, mainly leveraging RestAPIs.
  • Proposed and implemented architecture decisions that simplified feature development and maintenance.
  • Worked in a fast-paced environment using Dual-Track Agile, collaborating closely with clients and cross-functional teams.
08/2021 - 02/2022

Back-end Developer at Sanar

  • Built a service exposed via RestAPIs, using Node.js Typescript, NestJs, MySQL, and RabbitMQ within AWS infrastructure with Kubernetes.
  • Engaged in the entire feature life cycle, contributing from planning to delivery using agile methodologies, specifically Scrum.
  • Proposed and implemented a new software documentation standard that helped facilitate knowledge-sharing across the team and company.
07/2018 - 07/2021

Software Development Specialist at Daitan Group

  • Built Microservices with Node.js, Ruby on Rails, and PostgreSQL, creating RestAPIs within AWS infrastructure, including AWS Lambdas.
  • Contributed throughout the complete feature life cycle, encompassing requirements gathering, agile methodology-driven development, and final delivery.
  • Assumed the role of mentor to interns, providing guidance and support.

Education

Universidade Estadual de Campinas

12/2016 - 12/2019

Bachelor Information Systems