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Júlio Mendonça Da Costa Email & Phone Number

Senior Software Engineer at Santander Brasil
Location: Nova Andradina, Mato Grosso Do Sul, Brazil 6 work roles 2 schools
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✓ Verified Jul 2026 3 data sources Profile completeness 100%

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Current company
Role
Senior Software Engineer
Location
Nova Andradina, Mato Grosso Do Sul, Brazil
Company size

Who is Júlio Mendonça Da Costa? Overview

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Quick answer

Júlio Mendonça Da Costa is listed as Senior Software Engineer at Santander Brasil, a with 31838 employees, based in Nova Andradina, Mato Grosso Do Sul, Brazil. AeroLeads shows a matched LinkedIn profile for Júlio Mendonça Da Costa.

Júlio Mendonça Da Costa previously worked as Senior Software Engineer at Toro Investimentos and Software Engineer at Toro Investimentos. Júlio Mendonça Da Costa holds Bacharelado Em Engenharia, Engenharia Industrial from Escola Politécnica Da Usp.

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Email format at Santander Brasil

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Santander Brasil

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Profile bio

About Júlio Mendonça Da Costa

Software Engineer. Highlights: knowledge and application of software engineering patterns, standards and best practices; full stack development skills; familiarity with leading market technologies and services; excellent communication skills; business acumen; team spirit and collaborative mindset; a sense of urgency and agility in development; a critical and comprehensive approach to solutions and their real-world implications.More familiar with: Typescript, React, React Native, Node, and AWS. Portfolio: https://github.com/juliommen.

Listed skills include Business Strategy.

Current workplace

Júlio Mendonça Da Costa's current company

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Santander Brasil
Santander Brasil
Senior Software Engineer
Brazil
Employees
31838
AeroLeads page
6 roles

Júlio Mendonça Da Costa work experience

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Software Engineer

Belo Horizonte, Minas Gerais, Brasil

Design of software solutions for business use cases (infra: AWS; CI/CD: Azure Devops).Built a serverless application withNode.Js to create content powered by AI for the company's blogs.Refactored to Clean Architecture, improved and maintained another serverless application built with Node.Js: - Responsible for managing data coming from multiple sources, passing by the application, to our CDP; - Responsible for CDP management and final data destination.Built unit, integration, and E2E tests covering 100% of the Node.Js applications.Responsible for one of the micro-frontends of the company's website (non-logged-in user area) built with React.Improve projects (Node.Js, Angular, Flutter and React) of other teams' ownership to fulfill our client's needs.Introduced coding best practices to the team and helped develop junior and mid-level software engineers.

Full-Stack Developer

Brasil

Design and development of a marketplace.Frontend development for management in React.Development of consumer application in React Native.API development using Node.js and Express.js, following object-oriented principles, SOLID, DDD, Clean Code, and Clean Architecture.Implementation of endpoints with JWT authentication and integration with frontend.Integration of applications with Pagar.me payment service API.Data modeling and management using PostgreSQL and ORM Prisma.Creation of tests using Vitest and Supertest.Implementation of caching strategy and request limiting with Redis.Version control with Git and CI/CD using Github Actions and providers.Other technologies and services used: Docker, Context API, Axios, Tailwind, Native Base, Expo, ESLint, Yup, React Hook Form, React Navigation, Reanimated, EJS, Handlebars, Nodemailer, Multer, AWS S3, Tsyringe, Twilio, One Signal, Render, Planet Scale, Sentry, App Center.

Mar 2023 - Sep 2023

Full-Stack Developer

Nova Andradina, Mato Grosso Do Sul, Brasil

Participation in requirements gathering, strategy elaboration, and web application design.Backend application development (RESTful API) using Node.js and Serverless Functions.Development of responsive frontend applications using HTML5, CSS3, and Javascript.Data modeling and management with NoSQL database (MongoDB).Integration of applications with third-party SOAP and RESTful APIs and services.Code versioning with Git and GitHub.Troubleshooting, debugging, maintenance, and refactoring of applications.Development of small pieces of software to fill the company's ERP gaps.

Jul 2022 - Mar 2023

Mobile Developer

Brasil

Design and development of a mobile application using Flutter.Backend structuring with Firebase, utilizing services such as NoSQL database, user authentication, file storage, and serverless functions.

Jan 2022 - Jun 2022
Team & coworkers

Colleagues at Santander Brasil

Other employees you can reach at santander.com.br. View company contacts for 31838 employees →

2 education records

Júlio Mendonça Da Costa education

Pós-Graduação Lato Sensu - Especialização, Computer Software Engineering

FAQ

Frequently asked questions about Júlio Mendonça Da Costa

Quick answers generated from the profile data available on this page.

What company does Júlio Mendonça Da Costa work for?

Júlio Mendonça Da Costa works for Santander Brasil.

What is Júlio Mendonça Da Costa's role at Santander Brasil?

Júlio Mendonça Da Costa is listed as Senior Software Engineer at Santander Brasil.

Where is Júlio Mendonça Da Costa based?

Júlio Mendonça Da Costa is based in Nova Andradina, Mato Grosso Do Sul, Brazil while working with Santander Brasil.

What companies has Júlio Mendonça Da Costa worked for?

Júlio Mendonça Da Costa has worked for Santander Brasil, Toro Investimentos, Surpreenda, Viposa Calçados De Segurança, and Ofertei.

Who are Júlio Mendonça Da Costa's colleagues at Santander Brasil?

Júlio Mendonça Da Costa's colleagues at Santander Brasil include Roseli Moreira Da Silva, Ricardo Johnen, Wilson Frambach, Cea., Higor De Paula Oliveira, and Cinthia Santos, Cea.

How can I contact Júlio Mendonça Da Costa?

You can use AeroLeads to view verified contact signals for Júlio Mendonça Da Costa at Santander Brasil, including work email, phone, and LinkedIn data when available.

What schools did Júlio Mendonça Da Costa attend?

Júlio Mendonça Da Costa holds Bacharelado Em Engenharia, Engenharia Industrial from Escola Politécnica Da Usp.

What skills is Júlio Mendonça Da Costa known for?

Júlio Mendonça Da Costa is listed with skills including Business Strategy.

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