Felipe Machado, Developer in Rio de Janeiro - State of Rio de Janeiro, Brazil
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Felipe Machado

Verified Expert  in Engineering

Software Developer

Rio de Janeiro - State of Rio de Janeiro, Brazil
Toptal Member Since
June 13, 2019

Felipe is a highly proficient software engineer and developer with demonstrated expertise engaging in and driving the delivery of high-performance technical solutions and applications that exceed expectations on every level. He possesses refined expertise in collaborative team and personnel leadership, in addition to multifaceted technical expertise coupled with rapid adaptability to new and emerging technologies, standards, and methods.


Volvo R&D Center
JavaScript, Node.js, Back-end, GraphQL, MySQL, PostgreSQL, API Integration...
Freelance Clients
Agora, Google Cloud Spanner, Google Kubernetes Engine (GKE), Node.js...
Orphic Games Ltd.
Mobile, iOS, Android, Mobile Apps, HTML, JavaScript, CSS, PWA, React Native...




Preferred Environment

React Native, React, Node.js, GitHub

The most amazing...

...thing has been leading the migration of a major web app to Kubernetes at Volvo, enhancing performance and scalability. This is a proud testament to my skills.

Work Experience

Back-end Developer

2021 - 2022
Volvo R&D Center
  • Led the team through a major reorganization, onboarding new team members, and documenting key aspects of my role to ensure a seamless transition.
  • Managed the challenges of handling digital documents and implementing front-end user experience changes.
  • Assumed responsibilities across multiple roles, including designer duties, task prioritization management, and front-end development, to ensure the successful release of critical features.
  • Facilitated discussions and meetings to align team objectives and resolve conflicts between remote team members.
  • Received multiple Most Valuable Player (MVP) awards from the team in recognition of my exceptional contributions.
Technologies: JavaScript, Node.js, Back-end, GraphQL, MySQL, PostgreSQL, API Integration, Express.js

Senior Back-end Engineer

2021 - 2021
Freelance Clients
  • Provided scalable solutions using Google Cloud Platform services such as Cloud Pub/Sub, Google Kubernetes Engine, App Engine, Cloud Spanner, Firebase, Cloud Firestore, Apple Push Notifications, and Redis.
  • Optimized PostgreSQL database connections and later migrated them to Google Cloud Spanner.
  • Migrated a Node.js app engine service into Google Kubernetes Engine using Helm.
  • Improved Redis-related tasks using Lua scripts, making them four times faster.
Technologies: Agora, Google Cloud Spanner, Google Kubernetes Engine (GKE), Node.js, Google Pub/Sub, Google Cloud, Redis, Helm, Google App Engine, Firebase Authentication, Cloud Firestore, Apple Push Notifications, PostgreSQL, Lua, API Integration, Back-end, Mobile App Development, Express.js

Mobile Developer

2020 - 2021
Orphic Games Ltd.
  • Developed a progressive web application (PWA)/app that allows users to share and discover shows, festivals, and events based on their location. This approach significantly enhances local engagement and simplifies event discovery.
  • Contributed to React Native app development with Firebase integration. I successfully created a React Native app, utilizing Firebase as the database. This included leveraging the cloud function to save and filter nearby events efficiently.
  • Worked on Adobe XD mockups to React Native translation. I effectively translated Adobe XD mockups into a fully functional React Native application, showcasing strong design and development skills.
  • Took responsibility for rapid proof-of-concept delivery. I delivered the proof-of-concept app in under two months, demonstrating exceptional project management and development speed.
  • Contributed to monetization through ads. I implemented advertising within the app as a monetization strategy, adding a revenue stream to the project.
  • Worked on multiplatform deployment. I successfully delivered the app to the Apple App Store and Google Play Store, ensuring wide accessibility and user reach.
Technologies: Mobile, iOS, Android, Mobile Apps, HTML, JavaScript, CSS, PWA, React Native, Progressive Web Applications (PWA)

Senior Front-end Developer

2019 - 2021
Toptal Client
  • Developed web applications focused on students from various universities to collaborate on studies by sharing notes, asking questions, organizing workflows, communicating with text or video sessions, and fixing performance bottlenecks.
  • Tracked and fixed bugs using Asana as a reporting tool and Sentry for error tracking.
  • Worked on a React and Redux app, adding new features and pages and translating Zeplin layouts into React SPAs using Material UI.
  • Integrated Firebase Authentication, SAML, and OAuth for user authentication.
  • Added end-to-end tests using Cypress following test-driven development (TDD) best practices.
  • Worked on Twilio integration for both text and video chats.
Technologies: Trello, Twilio, Material UI, Firebase Authentication, Cypress, Sentry, Netlify, Redux, React, FlowType.JS, Asana, OAuth, SAML, API Integration, Vercel, Back-end, Mobile App Development

Senior Front-end Developer

2019 - 2020
Toptal Client
  • Developed user interfaces on both web and mobile platforms to facilitate Shopify customer relationships (CRM).
  • Tracked and fixed issues using Trello as a reporting tool.
  • Worked on a React Native app using Expo, which was specifically designed to streamline the process of sending SMS messages and email templates for company associates.
  • Used Apollo Client to connect to GraphQL endpoints.
  • Created a web interface to filter customers based on a variety of filters, translating Figma layouts into React screens using Material UI.
  • Added end-to-end tests using Cypress and performed a series of performance optimizations on the app rendering.
Technologies: Heroku, Firebase Web SDK, Cypress, React Apollo, GraphQL, Material UI, Context API, Trello, Rollbar, Expo.io, React Navigation, React Native, React, Figma, API Integration

Senior Full-stack Developer

2019 - 2020
Toptal Client
  • Built a web-based portal that connects private aviation clients to charter companies worldwide.
  • Leveraged Firebase Realtime Database to store quotes and customer contact data.
  • Integrated email delivery using SendGrid and payments using Stripe.
  • Developed the back end using AWS Lambda functions and handled location searches using Google Maps API.
Technologies: CSS, Firebase, Google Maps API, Stripe Checkout, Stripe API, Stripe Payments, SendGrid, AWS Lambda, Netlify, React, Firebase Realtime Database, API Integration, Lambda Functions, Mobile App Development

Software Engineer

2019 - 2020
Toptal Client
  • Migrated the real-time communication WebRTC library from Twilio to Agora using video and audio.
  • Worked with Node.js to leverage Firebase Realtime Database, push notifications, and socket connections.
  • Used React hooks functional components and provided layouts with mobile and web responsiveness.
  • Performed load tests to analyze Heroku scalability capabilities.
  • Conducted React performance optimizations to avoid unnecessary renders and API calls.
Technologies: Socket.IO, Heroku, CSS, Twilio, Agora, Firebase, Express.js, Node.js, React, WebRTC, Firebase Realtime Database, API Integration, Mobile App Development

Software Engineer

2017 - 2019
  • Developed web software and engaged in high-performance computing while holding accountability for the management of the infrastructure and a team of expert developers and scientists.
  • Collaborated with the team to drive significant code quality improvements leveraging tools like Docker, Jenkins, and Kubernetes with Ext JS, Django, React, and Flask as frameworks.
  • Spearheaded performance and code quality for an astrophysics pipeline via Python and fine-tuned file systems, databases, and schedulers.
  • Partnered with prestigious laboratories, including the National Center for Supercomputing Applications, a lab at Berkeley, and a massive telescope in Chile, in a five-country effort involving the camera's QA team.
  • Traveled to Arizona, Kitt Peak, to deploy a QA application for the DESI project.
Technologies: Bokeh, Python, PostgreSQL, Docker, Jenkins, Kubernetes, Node.js, Flask, Django, React, Ext JS, API Integration, Bootstrap, Mobile App Development

Software Engineer

2017 - 2018
  • Conducted requirement gathering and analysis for development, following the entire software development lifecycle.
  • Owned the development of a user-friendly chat mobile application with React Native, GraphQL, Node.js, and MongoDB.
  • Implemented a push notifications application with Firebase Cloud Messaging and AWS Lambda Functions.
  • Gathered metrics and analyzed data through Mixpanel plots.
  • Worked in an agile team following test-driven development (TDD) best practices.
Technologies: Amazon Web Services (AWS), GraphQL, Firebase, Node.js, Elasticsearch, MongoDB, React, React Native, Mixpanel, Firebase Cloud Messaging (FCM), AWS Lambda, API Integration, Bootstrap

Software Engineer

2016 - 2016
  • Contributed to initial stages of mobile application startup developer, Aussi.
  • Built infrastructure with Amazon AWS for data storage and services.
  • Built a back end API with Ruby on Rails for push notifications and authentications.
  • Built a front end mobile app with Ionic Framework.
  • Leveraged expertise in AngularJS to organize and implement app layout and logic for Android and IOS.
Technologies: Amazon Web Services (AWS), Ruby on Rails (RoR), Ruby, AngularJS, Ionic, API Integration, Bootstrap

Software Engineer

2015 - 2016
  • Utilized Ruby, Rails, JavaScript, MySQL, and GitHub within a Linux environment to create and implement innovative new customizations into Redmine, a project management web application.
  • Engaged through all software development phases for a tool employed by Embraco, currently in use by 1,500+ users throughout five countries.
  • Worked on several other projects making Redmine (Ruby on Rails) customizations.
Technologies: GitHub, Redmine, MySQL, JavaScript, Ruby on Rails (RoR), Ruby, API Integration


2014 - 2015
  • Served in a directorship capacity through the startup of an online marketing company offering SEO services and social media and website consultation.
  • Hired global freelancers to deliver key projects and produce 2D and 3D user education videos in English and Portuguese languages.
  • Owned multiple functions, including sales, marketing, workflow management, and online billing.
Technologies: Adobe Premiere Pro, Search Engine Optimization (SEO)

Software Engineer

2014 - 2014
SLACAM Technology
  • Partnered with LIneA astrophysics group for the successful implementation of parallel distributed file systems, Lustre and GlusterFS.
  • Assisted in implementation of high processing computing algorithms to process images gathered from telescopes that rapidly conduct I/O operations and provide redundancy for sensible data.
  • Tracked different stages of the project using Redmine Project Management tool.
Technologies: GlusterFS, Lustre

NodeJs, Typescript, TDD, Clean Architecture, DDD

A small showcase survey API project on Node.js using MongoDB, TypeScript, TDD, Clean Architecture, Design Patterns, and SOLID principles. Lint and tests ran on each push and commit in order to make sure nothing bad goes into the repository using lint-staged, husky, and conventional commits format.

Descomplica Turmas

Developed a chat React Native app for an education startup from scratch, using Expo and later ejected to add native functionality.

Core features developed:

• Push Notifications middleware in AWS Lambda to communicate with Firebase API and Mixpanel for statistics
• UI using a combination of React Elements and NativeBase
• Social login integration with Facebook and Google
• Messages stored and recovered using Twilio Message API
• Search username, email, first and last names using ElasticSearch
• Descomplica profile integration using GraphQL and Node.js (Express)
• Layered Redux architecture
• Image manipulation and files store in AWS S3
• Fabric integration for crash reports
• Continuous Delivery using Bitrise for automated builds, deployments, unit (Jest), and e2e (Detox) tests
• Other databases used MongoDB, SQL Server

Private Planes Quotes

Developed the web-based portal that connects private aviation clients to charter companies worldwide.

Technologies: React, Netlify, Sendgrid, Stripe, CSS, Webhooks, Google Maps API, AWS Lambda Functions

Front-end Tech Lead Work

Over the past two years, my journey at Volvo has centered around the Birdseye front-end project. I've actively contributed since its v2 iteration and played a vital role in its evolution to v3, ensuring a seamless migration. Beyond coding, I've recruited and trained team members, ensuring a strong codebase. Engaging in design and product reviews, promptly addressing user needs, and initiating an open-source component library have been my commitments. While reorg paused progress, I led meetings, received MVP awards, and upheld a collaborative spirit. Looking ahead, I'm excited to continue making a difference.
2011 - 2016

Bachelor of Science Degree in Computer Engineering

Instituto Militar de Engenharia - Rio de Janeiro Brazil

2014 - 2015

Undergraduate Study Abroad Program in Computer Science

Vrije Universiteit - Amsterdam, The Netherlands

JUNE 2020 - JUNE 2023

AWS Certified Solutions Architect Associate



Associate Cloud Engineer

Google Cloud


Node.js, Jenkins Pipeline, Stripe, REST APIs, Stripe API, React, Rollbar, FlowType.JS, React Navigation, Context API, Firebase Web SDK, Google Maps API, Socket.IO, D3.js, PostgREST, Pandas, SQLAlchemy, Facebook Authentication, Fabric, WebRTC


Expo.io, Git, GitHub, Docker Compose, Stripe Checkout, Sentry, Webpack, Amazon Elastic Container Registry (ECR), Jenkins, Redmine, SendGrid, Agora, Firebase Authentication, Trello, React Apollo, Adobe Premiere Pro, Google Kubernetes Engine (GKE), Helm, Expo, Apple Push Notifications, Firebase Cloud Messaging (FCM), Figma, Asana


Express.js, React Native, Redux, Jest, Material UI, Next.js, Django, Flask, Bootstrap, Cypress, AngularJS, Ruby on Rails (RoR), Ext JS, Ionic


TypeScript, Python 2, Python 3, GraphQL, JavaScript, CSS, HTML, HTML5, Python, CSS3, SQL, C++, Ruby, C, Lustre, Lua, SAML, Swift, Go


REST, Agile, Scrum, Serverless Architecture, Test-driven Development (TDD), Search Engine Optimization (SEO), Clean Architecture


AWS Lambda, Firebase, Netlify, Docker, Twilio, Heroku, Google Cloud Platform (GCP), Kubernetes, Amazon Web Services (AWS), Google Cloud SDK, Vercel, iOS, Android, Amazon EC2, Mixpanel, Google App Engine, Mobile


JSON, Amazon S3 (AWS S3), MongoDB, Elasticsearch, PostgreSQL, MySQL, GlusterFS, Google Cloud Spanner, Google Cloud, Redis, Microsoft SQL Server, Cloud Firestore, Firebase Realtime Database


Webhooks, APIs, Front-end, Back-end, Full-stack, Front-end Development, Web Development, API Integration, Mobile App Development, Stripe Payments, ESLint, Education Technology (Edtech), Lambda Functions, Bokeh, Google Pub/Sub, Domain-driven Design (DDD), Google+ Authentication, OAuth, Mobile Apps, PWA, Progressive Web Applications (PWA)

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