Marcello Desales Email & Phone Number

Carlsbad, Ca, Us

•Technical Lead for the ChatGPT For Enterprises, overseeing the Design/Architecture of an Open-Source NextJS SPA app Viasat-branded and deployed in Kubernetes, integrated with CloudNative Lambda Services using KNative, having all chat auth and messages recorded in different data sinks such as Postgres and Azure Log Analytics. This involves UI, Infra, Middleware, Lambda teams following Inner-source. It's the first product to fully adopt the DevSecOps platform I'm also owner/responsible for.•Technical Lead for the Github Advanced Security adoption Engineering, to be integrated to the DevSecOps platform (see below). This includes the automation of customer onboarding using Github App, generalization of Security Policy as Code, to be integrated with Kafka using KNative and Kubernetes, where Dependabot, Secrets Scanner and CodeQL will be hardening through the DevSecOps Platform.•Designed and implemented the core CLI for the Scanners and Tools team to automate operations of more than 7 DevSecOps Tools using Python Click Framework, using Swagger/Rest Clients, helping the team be more productive by reducing operational tasks from hours to minutes using Automation! •Technical Lead for the DevSecOps Platform, implemented as a set of composable Github Actions and Workflows using CloudNative dockerized components, to serve as building blocks for Improving developer productivity from manual to automated CI/CD pipelines.•Remote Engineer responsible for the implementation of the SecEng DevSecOps Platform using Componentized Github Actions using Docker Containers in multiple languages.•Dockerized security scanner clients, enabling engineers to reuse the DevSecOps Platform through custom Workflows, Github Actions, and local containers, integrating with different Platform services such as Hashicorp Vault, Artifactory, ArgoCD, ElasticSearch, Rancher.• Part of a remote Scrum team with daily stand-up meetings, contributing code reviews, across multiple Engineering teams.

Las Vegas, Nv, Us

* Day Trader operating ONLY in Cryptocurrencies, leveraging tools to consolidate aggregated views from Crypto Wallets, Exchanges, and Staking Services.* Using strategic approaches to convert FIAT currencies (USD) from Traditional 401K into Self-Directed IRA accounts specific for Crypto trading (No financial Advice)* Becoming an Angel Investor for early-stage ICOs, engaging with development teams, and learning about each ICOs' Engineering decisions, community.* Record-breaking versatility in building combined portfolios of multiple exchanges (Coinbase, BinanceUS, Gemini, Uphold, ...) alongside Staking and DEX platforms.* Daily trading using personal Proof-Of-Profit Algorithms against general Market Makers, minimizing the number of taxable events across different exchanges. * Focusing on Tokens in different spaces such as Blockchain Infrastructure, Decentralized Exchanges, Decentralized Finances (DeFi) and Smart Contract platforms, and Non-fungible Tokens (NFT) Automation for different spaces such as Education, Gaming, Arts.

Maceio, Al, Br

•Co-founder Software Engineer with hands-on leadership role architecting a 12-factor CloudNative micro-services solution with multiple environments DEV QAL STG PRD using AWS Kubernetes and Gitlab CI/CD Platforms.•Designed and Architected all the SpringBoot Microservices with an Orchestrator and Gateway using Java 17 and Kotlin, built with Docker, deployed in AWS EKS using Gitlab CI/CD and ArgoCD using Kustomize and Helm Charts.•Designed and implemented Swagger RESTful Synchronous APIs using SpringBoot Web MVC (Controller, Service, Model, Clients) with embedded TDD Unit and Integration tests using JUnit 5 along with 90% Code Coverage using JaCoCo.•Improved Microservices Observability with Grafana Cloud: alerts on events of Logging and Metrics collected using Prometheus while collecting Traces with Zipkin and Tempo.•Applied best practices for Security with Authentication with OAuth2 and JWT for all the safe HTTP Clients required to connect to the backend.•Implemented different RESTFul Services for Payments and Physical Parkinglot with normalized data from GPS, Google Maps, and Google Stores APIs, stored in AWS S3 and Cloud Front as global services configuration.•Scaled Data Storage layer implemented using SpringBoot Data JPA and Hibernate, connected to multiple databases such as local in-memory H2 and Postgres, with Data Migration performed using Flyway.•Componentized different Java Maven shared components for Spring Framework and SpringBoot Services using Gitlab maven repositories versioned with Semver.•Project Owner and Team Lead for Frontend Apps: Web, Mobile clients to interface with the Backend of White-labeled apps in Flutter/Dart, CI/CD for Android/iOS builds.•Managing backend and frontend engineering teams using Agile/Scrum, aligning through stand-up meetings with contractors across the globe.•Implemented blockchain pipelines for artists and NFT Marketplaces with Git Repos to produce ERC-721 NFT tokens through the global IPFS service.

Santa Clara, Ca, Us

* Working with a Golang Microservice, applying Platform-level 12-factor App principles in order to run it in Kubernetes.* Contributed a shared Golang Module with multiple modules (Logging, Config, Web, Healthcheck, Graceful Shutdown).* Responsible for the Dockerized CI/CD Pipeline in Gitlab using Docker and Docker-Compose for each Golang Microservice.* Designed and implemented in Terraform templates, driven with bash, to create Azure Kubernetes Clusters (AKS).* Created and designed Kustomization templates for the Golang Microservices for multiple development environments.Maintained the deployment of general-purpose data stores such as MariaDB, Kafka, Druid, ElasticSearch using Helm and values.* Implemented Cluster-level components such as Nginx-Ingress, External-DNS, Cert-manager for dev clusters in Azure.

Mountain View, California, Us

* Working on Large-scale gRPC-based Service Development, Golang tools, gRPC Development Process, Protos management, and distribution.* Design/Implementation of CLIs to bootstrap AWS Cloud Infrastructure patterns for Kubernetes and Docker Swarm Clusters using KOPS, Kubectl, Terraform, Packer, Docker, AWS APIs to support isolated development of Kubernetes Helm applications.* Design/Implementation of distributed Kubernetes Custom Resource Definition (CRD) for Internal Applications for Kubernetes Clusters, Tested in Minikube, Deployed in AWS-based Clusters.* Design/Implementation of Dynamic Configuration Management Service with Github Enterprise for Intuit based on Open-source Tools such as Spring Cloud Config.* Design/Implementation of Docker Solutions with a focus on migration from Monoliths running in the private Data Center to Distributed Systems/Services in the Cloud.* Design/Implementation of Full-stack services using SpringBoot-based / Java 8 and Reach / Node.js with Semantic UI, using CORS and using Oauth Client Web Flow using Amazon APIs, Github APIs, Splunk APIs.* Lead Intuit Engineer responsible for System Design and Architecture for the Centralized NPM Registry and Node-Service-Kit for developers, working directly with NPM, Inc. Solution Engineers to deliver for Intuit.* Interfacing with different Vendors for various technologies for internal adoption of the Research/Development group.* Mentor new Intuit Interns and teach them the way to develop proper Backend/Frontend/APIs, alongside good documentation and great testing through the creation of a new Intuit Service.* Improving Intuit's brand by Open-sourcing different projects implemented internally.* Official Docker Mentor and Host for the Docker San Diego Meetup at the San Diego Intuit office, supported by directory / VP.

Mountain View, California, Us

* Developing SpringBoot Applications using Java 8, Spring Cloud Config, Gradle, deploying using Docker, Docker Compose, Docker Registry;* Managing Docker Containers in Production, using Google cAdvisor, Grafana, different Logging Drivers, Splunk Logs, Syslog, Docker Compose V2, monitoring with DataDog;* Publishing a couple of Open-source Docker Images that are used internal https://hub.docker.com/u/marcellodesales* Deploying applications to the Internal Cloud and AWS, using different services.

Mountain View, California, Us

* Built Node Service Kit (NSK) and Deployed Intuit-wide NPM Registry in Production for all Node.js developers using Docker;* Manage Intuit-wide Docker Registry for POCs around Docker, designing base images, Data Images and Runtime images for other teams to use using different patterns;* Running different POCs in Docker running Docker Compose, Network, Machine along with monitoring with Google's cAdvisor and logging with drivers for Splunk, for apps to be deployed in Dev, QA and Prod using Docker with manual orchestration, in addition to using design patterns for different Runtime languages such as Java and Node.js to take advantage of Docker's Cache.* Responsible for the design, implementation and maintenance of Services Platform for Node.JS across Intuit, creating shared production-ready, reusable NPM Node.js modules used by multiple teams across Intuit, supporting enterprise Cloud capabilities such as logging in Splunk and monitoring in New Relic;* Open-sourced projects at Intuit's GitHub Org;* Researching the migration to Amazon EC2 infrastructure, Linux LXC Linux containers, and Docker Containers, PaaS.* Participating in a Node.js Cloud POC with 5 different teams to create innovative Cloud solutions;* Researching Java 8, JAX-RS 2.0, using common Design Patterns for RESTFul APIs using swagger, Hystrix, Circuit Breaker for Java and Node.js; * Research and Development, part of a team that investigates the use of Docker for Intuit, to solve problems for Platform as a Service (PaaS) solution in the Cloud, collaborating with Chief Architects and Engineers from different Business Units; * Partnerships with RedHat OpenShift, Atomic, working with CoreOS for Enterprise Docker Registry, Building Docker Images for the Services Platform in Mule ESB, Tomcat, Node.js, among others.

Mountain View, California, Us

* Contributing to Requirements and Design of an SOA Aggregation Services in Mule ESB, implementing Restful Web Services using Jersey's JAX-RS, inter-services communication using XSLT/XML, Tested with REST-Assured DSL, TestNG documented with Swagger.* Applying various algorithms for helping Tax Analysts solving problems: Sift3 to detect possible human typing mistakes, in-memory Data Normalization and Diff using Java Concurrent APIs and Fork/Join, Bloom Filters to speed up local caching of Google Drive objects.* Responsible for the Design and Architecture of a Generic Reverse Proxy for RESTful services to support Desktop and Mobile clients to connect to Mule ESB stack through JSON using Apache Tomcat 7, authenticating requests using OAuth and JKS Certificates.* Automating code generation from content extracted from Google Drive API and Google Spreadsheets API using Gradle and Git, implemented using the Java 7's "MapReduce" Framework, Fork/Join.* Innovating and bringing new technologies to the current stack, responsible for supporting users moving from Perforce to GIT using Git Flow and Git-p4, replacing Maven with Gradle Builds, support Jenkins adoption, among others.* Manipulating PDF binaries metadata using the Java iText library to support PDF rendering in HTML 5 canvas.* Team member of 2 Scrum Teams using Jira, interacting with Sr. Architects, Sr. Engineers and QA Engineers to support different groups, as well as assisting Junior Engineers and other team members.* Daily user of OpenGrok Code Search, Splunk Logs Search, Atlessian Git Stash, as well as publishing components to the corporate Nexus/Maven server.* Monitoring Production servers for the developed system by writing Splunk Queries, Dashboards and Wily (Application Performance Management).

San Francisco, California, Us

* Core Server-Side Engineering for Texas HoldEm Poker Game using Object-Oriented PHP, Javascript/jQuery, AJAX, RESTful Webservices, JSON, Memcache, MySQL, using Vertica Advanced In-Database Analytics for Big Data;* Part of a Scrum team working on delivering new features using Continuous Daily Releases, interfacing with Program Managers, Data Analysts, Flash Developers, QA and Artists using JIRA, Code Review in CodeCollab;* Using the greatness of GIT and GitHub with the nicest branching strategy, promoting system automation alongside with PHP on our EC2 servers;* Contributed with continuous delivery of production code to Facebook App in a weekly basis, writing Facebook Apps and related APIs, using the Facebook Graph API and SDK Batch processing support for App Feeds and App Notifications.* Client/Server interfacing APIs for Flash using Javascript, JQuery, ActionScript 3, PHP, Web Services.

Alpharetta, Ga, Us

* Responsible for taking on some technical debt such as EJB 2.1 -> EJB 3.1 migration, XDoctlet -> Java 6 Custom Annotations & Processors for the CollabNet TeamForge;* Migration of ANT's build.xml + Maven pom.xml artifacts to Gradle build.gradle, along the modularization of components deployed in local Sonatype Nexus Maven Repository Server.* Designed and implemented the Subversion Edge Discovery API, an Observer Design-Pattern implementation that proxies events captured by the RFC 6762 Multicast DNS Listeners in jmDNS;* Designed and implemented full-stack of MVC artifacts for the TeamForge Server using normalized Object-relational persistent data Models written in EJB3, persisted on PostgreSQL through Hibernate, controlled by Struts, and View in JSP and Tiles;* Designed and implemented infrastructural RPC-SOAP WS APIs for the JBoss Application Server, tested using soapUI and debugged using Wireshark;* Designed and implemented the build/packages update system Oracle pkg(5) Update Center toolkit and Groovy GANT, as well as the Web Interface using the HTTP-based Event Routing Bus (Cometd Push) using DOJO Javascript, allowing users apply software updates using the browser;* Designed and implemented full-stack of Spring artifacts on Grails for the Subversion Edge server using Grails plug-ins, extensive use of Java, Groovy Closures, GSP, statically analyzed with Codenarc to maintain code quality and providing Facade clients to the Web Services API;* Agile team member of the open-source Subversion Edge following different Agile/Scrum methodologies such as Remote Code Reviews, Test-Driven Development (TDD);* Contributed with the Subversion Edge implementing the infrastructure for support of Internationalization (i18n), automated Unit, Integration and Functional Tests APIs using JUnit and HTMLUnit.

San Francisco, Ca, Us

* MS Thesis: "A Key-Value-based Persistence Model for Sensor Networks", a novel approach to data persistence in sensor networks using Key-Value-Pair Databases for a centralized and Data-Centric network sink;* Design and implementation of different denormalized data partitioning using mongoDB distributed data shards using a VirtualBox cluster as a horizontal partitioning strategy, using the MapReduce API to produce reports;* Development of the Data Sensor Platform (DSP) using Knopflerfish OSGi in both desktop and embedded systems, implementing various Bundles using HTTP Piggybacking, XML Messages over HTTP on Gumstix-based sensor nodes;* Development of the Network Logical Layer on the Micro Kernel of the the T.OS. using Messages passing, implementing the ARP and the UDP protocols;* Research in Collaborative and Distributed Software Engineering to support Agile/Scrum teams in academic and industrial environments, acting as ScrumMaster, team leader, and system/application architect using test-driven development process (InfinityMetrics's team members distributed in California and Florida used UserStories and Product Backlog Management on Java.net);* System design and architecture of a virtualization “LAMP box” using VirtualBox to support a test-driven development using PHP 5, PHP Phing build system, Subversion, PHP Propel ORM, PHPUnit, PHP GOF Design-Patterns, MySQL 5;* Developed Internet Crawlers based on Information Retrieval and Screen Scraping, collecting Java.net user’s profile using PHP 5, HTML Parsers, persisting data into a MySQL Data Warehouse;* XML Data transformation of Gamin’s Bicycle GPS, data integration in MySQL using Java EE 5, Struts and Hibernate), AJAX, Google Maps, Flash FreeCharts;* Design and Implementation V-Octopus Web Server using Java 5 Concurrent API supporting the HTTP 1.1 features, CGI execution, using Aspect-Oriented Design with AspectJ 5 to implement cross-cutting concerns such as Loggin and server Cache;

Alpharetta, Ga, Us

* Helped research and improve the performance of large-scale and heavy-loaded Subversion version-control systems on a cross-functional position;* Designed and Implemented an in-memory proxied-cache system for enterprise Subversion repositories spread across the globe using XML-RPC and SOAP Web Services to support Subversion Repositories Data Replication;* Implemented solutions in Java-EE, Spring WebFlow, iBATIS, Groovy on Grails;* Designed and Implemented various Web Services Interfaces using XML Schema and WSDL to support deployment in Apache Axis, CXF and GroovyWS;* Designed and implemented a Distributed Command Executor using Apache AXIS Web Services, iBATIS, GroovyWS, Groovy on Grails; * Used Google Maps 3.0 APIs as a use case to display machine's Geo-location;* Reported directly to the Program Manager responsible for the new solution, contributing with different cross-functional activities with other developers across the US and India.

Alpharetta, Ga, Us

* Design and Implementation of Web Services APIs for the CollabNet Enterprise Edition, running in Development Portals like Java.net;* Design-Patterns for WSDL to support Web Services interoperability;* J2EE Java developer working with different APIs from the Apache Organization, also developing in Perl and Python;* Patched Issuezilla with an XML connector in a project together with the Eclipse MyLyn team to it possible to use Eclipse together with Java.net portal;* Agile/Scrum Software Development Team Member, working in the development of the CollabNet SourceForge Enterprise Edition, using J2EE, Test-Driven Development.

* Designed and implemented an ETL E-Commerce automation process using PHP 5 and Java using Microsoft Access and MySQL;* Built an internal Data Warehouse based on Data Transformation from 5 distributors using different clients implemented in Java Web Services, FTP API and JDBC Batches;* Deployed in production using osCommerce LAMP, using personal contributions made to the open-source project (http://www.oscommerce.com/community/contributions,4117/page,83).* Developed Internet Crawlers in Java using HTML Parsers to do Screen Scraping of competitor’s data from Amazon, Shopizilla, PriceGrabber, among other Market Places.

Recife, Pernambuco, Br

* M.S. research in Test Coverage on GSM code-base;* Research in Software Test Design-Patterns;* Helped the implementation of the Six-Sigma Motorola training in the CIn/Motorola Recife-Pernambuco-Brazil Test Center;* Implemented TAFPlus, a Test Automation Framework in JAVA to help Software Test Engineers with Semi-automated tests of the Motorola Cellphones. Technology is being used at the Brazil Test Center and at Motorola QA sites around the world;* Mobile Software Test Engineer testing the GSM Messaging applications, such as the IM, during Internship.* Participated of Test Plan Reviews and Document Inspection Sessions.

* Member of the Artificial Intelligence and Software Engineering group, doing research with a Scholarship sponsored by the Brazilian Government (CNPq) http://www.memoria.cnpq.br/english/aboutcnpq/index.htm* Development of J2EE-based portal to support undergraduate courses online, integrating with other LAMP systems using RedHat Linux, Apache, MySQL and PHP 3;* Research with different Object-Relational Mapping frameworks, developing internally for the Computer Science research project.

* Designed and implemented a complete LAMP-based website for advertisements using Redhat Linux, Apache, MySQL and PHP 3;* Contribution with the PHP community to the usage of Object-Oriented principles with the language;* Directly reported to the owner of the company, holding Executing meetings, planning the Website infrastructure, assessment of key risks, Engineering, etc.

São Paulo, São Paulo, Br

* Developing HTML Content for the Government office.* Installing software and helping maintain the local network.

* Family Co-founder and owner of the Video Game Locadora, where my brothers and I rented our video games time to other kids * Exchanging games with other Video Game Playhouse owners* Working on customer retention with Artists to sell t-shirts

Master Of Science, Computer Science

Blockchain And Cryptocurrency: What You Need To Know, Computer Engineering

Blockchain Essentials Certificate, Computer Science

Emurgo Certified Cardano Developer Associate, Blockchain

Certificate, Programming Languages And Databases

Masters In Science In Computer Science (Incomplete), Software Test Engineering

Specialist, Software Test Engineering

Masters In Computer Science (Incomplete), Software Engineering - Formal Methods

Bachelor Of Science (Bs), Computer Science

Bachelor'S Degree, Information Technology