Pamela Argentino de Oliveira Alves
Verified Expert in Engineering
AWS Developer
São Paulo - State of São Paulo, Brazil
Toptal member since March 30, 2017
With more than six years of professional experience in software development and architecture, Pamela has delivered projects to major banks, financial institutions, insurance companies, retailers, and healthcare institutions, among other industry verticals. These projects include—but are not limited to—designing scalable, cost-effective, and highly available applications for public cloud environments.
Portfolio
Experience
Availability
Preferred Environment
MacOS, RubyMine, PhpStorm, WebStorm
The most amazing...
...thing I've coded is a server that generates countdown GIFs.
Work Experience
Ruby on Rails Developer
Spin (Tier Mobility)
- Implemented the partial refunds to individual trips, curbing a loss of revenue of up to $2 million a year.
- Documented the new features, processes, and technical designs in Confluence.
- Managed the field testing of certain features that did not allow regular testing with simulated vehicles.
Back-end Developer
Rappi Engineering (via Toptal)
- Developed new features that enabled the implementation of complex discount logic to product packs.
- Covered all new and fixed code with unit and integration tests, enabling up to 97% reported coverage.
- Delivered all assigned tasks on time, leading to two consecutive successful sprints.
Full-stack Developer
Catch New York (via Toptal)
- Created new pages and features.
- Added a localization-driven experience.
- Implemented Redux with local storage persistence to save the user's location preferences.
- Created UI extensions on Contentful to manage location-specific information.
- Created Contentful environments and migrations to replicate content types across environments.
Full-stack Developer
Last Rev LLC (via Toptal)
- Added Sentry monitoring to the back end and the front end.
- Created a standalone app that manages delivery scheduling with React, Firebase authentication, hosting, and cloud functions.
- Added unit tests to server components using Jest.
- Created new Handlebars helpers with unit tests for front-end components.
- Created automated Contentful migrations with Node.js.
AWS Developer
Litify (via Toptal)
- Created an interface that allows secure and encrypted file uploads.
- Added auto-scaled routines to automatically convert files whenever applicable using LibreOffice Headless, GhostScript, and ImageMagick.
- Created an API with an added authorization layer that validates an access token against the client's user base.
- Drafted API documentation and solution architecture diagrams.
- Managed the cloud infrastructure and automation processes in AWS.
Solutions Architect
Cognizant Technology Solutions
- Designed, architected, budgeted, implemented, and managed the underlying infrastructure for a public cloud-based open banking API on Amazon Web Services.
- Assembled the presentation layer for a healthcare customer support app.
- Refactored the AAA model on a custom CRM platform for a large retail bank.
- Assisted in estimating project effort, deadlines, and gross architecture for RFPs alongside potential clients.
- Deployed a company site following the Serverless Architecture model.
Full-stack Developer
JP7 | Evolving Software
- Created a scalable, highly available API for serving animated countdown GIFs that are used by the largest retail group in Brazil and is accessed by millions of people on a daily basis.
- Wrote unit and functional tests for most of the existing and maintained applications and applied continuous integration.
- Contributed to the development of React Native apps for the music and video streaming industry.
- Provided tech support and participated in meetings with one of the company's largest clients.
- Built a content management system that's fully written in JavaScript for a car dealership group.
Development Lead
Shapeness
- Migrated a COBOL-based ERP system that catered to car dealerships to PHP—eliminating the need for command line interfaces and constant need of SSH to access the system.
- Led the migration team—planned and distributed tasks which resulted in a greater throughput than expected.
- Created frameworks to adapt to the situation of a PHP system needing to consume a COBOL API and make the job easier for the team, therefore increasing throughput.
- Instantiated development processes and procedures based on the Scrum Guide with 1 week long sprints and daily and weekly meetings.
- Reported on a weekly basis to the immediate superior on task statuses, difficulties, and next week's planning.
Development Intern
Lanetworks
- Maintained an ERP system for an industrial design company.
- Created a task manager in PHP and manually set up a worker to do such tasks, without the help of a framework (e.g., Laravel).
- Maintained AWS EC2 and RDS instances used to host the ERP.
- Provided customer support through email, phone, and on-site training.
- Exercised both regular commuting and telecommuting at times.
Experience
Serverless Text-to-speech .NET Core Version
https://github.com/ultimagriever/serverless-text-to-speech-dotnetcoreServerless Text-to-speech
https://github.com/ultimagriever/serverless-text-to-speechA link to a working example can be found below.
• http://serverlessttswebsite.s3-website-us-east-1.amazonaws.com/
Education
Bachelor's Degree in Information Systems
University of Sao Paulo | USP - Sao Paulo, Brazil
Bachelor of Technology in Database Technology
Fatec | Technological College of Sao Paulo - Sao Jose dos Campos, Sao Paulo, Brazil
Technical Degree in Web Systems
IFSP | Federal Institute of Science, Education and Technology of Sao Paulo - Caraguatatuba, Sao Paulo, Brazil
Certifications
AWS Certified Developer - Associate
Amazon Web Services
AWS Certified SysOps Administrator - Associate
Amazon Web Services
AWS Certified Solutions Architect - Associate
Amazon Web Services
Skills
Libraries/APIs
React Redux, React, Node.js, Chai, Ruby on Rails API, Handlebars, jQuery, Sinon.JS, Stripe, Braintree API, Stripe API, PayPal API
Tools
AWS CloudFormation, AWS CLI, Amazon CloudFront CDN, Mocha, PhpStorm, NGINX, GitHub, Git, AWS AppSync, WebStorm, RubyMine, Sentry, Karma, Amazon Lex, AWS Fargate
Languages
Ruby, ECMAScript (ES6), JavaScript, ES7, GraphQL, SQL, PHP, COBOL, HTML, PHP 7, CSS, Python, TypeScript
Frameworks
Ruby on Rails (RoR), Laravel 5, AngularJS, Redux, React Native, Angular, Laravel, Bootstrap, Jest, .NET Core, Codeception
Paradigms
Test-driven Development (TDD), Microservices, Serverless Architecture, Pair Programming, Scrum, Microservices Architecture, Continuous Delivery (CD), Continuous Integration (CI)
Platforms
AWS Lambda, Amazon Web Services (AWS), AWS IoT, Docker, Firebase, MacOS, Linux, Contentful, Apache Kafka, Salesforce
Storage
Amazon DynamoDB, Amazon S3 (AWS S3), MySQL, MongoDB, SQL Server 2012, PostgreSQL
Other
APIs, Serverless, Back-end, Mobile-first Design, Full-stack, API Integration, Amazon API Gateway, AWS Polly, Amazon Route 53, Leadership, Progressive Web Applications (PWAs), Architecture, Software Design, Technical Leadership, Code Review, Stripe Payments, Gatsby, Styled-components, ESLint, BrainTree, PayPal, CI/CD Pipelines
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