Rodrigo Machin

A mobile application for trading with AI.
I was a back-end architect for trading microservices. I migrated Ruby on Rails components to a distributed architecture using Spring Boot and Kubernetes. I designed and developed REST services that generated trade lines every time the market opened.

I improved performance and accelerated the batching process. I also defined common components and deployment descriptors to improve the DB schema and storage process. I also created a scalable data platform to manage a complex ecosystem to promote trust and simplify automation.

A mobile application with a prepaid card to manage recurring payments. I was the software engineer in charge of implementing the whole back-end solution from scratch. I designed and implemented a B2B API used by the front-end app. I integrated the solution with several external providers. I also
provided support to deploy and configure the infrastructure in AWS. I deployed and maintained the production environment.

A website for subscribing to online tournaments of a game. I was the back-end developer in charge of improving their CI/CD pipeline and reducing their AWS account budget. I also had to integrate and redesign the payment flow. A new payment provider was integrated. I developed new features where I had to deal with their external providers and APIs.

A startup market-building algorithm company that has its own product that runs full-time with market information. I was the back-end developer responsible for API integrations. I also debugged and deployed an algorithmic trading tool that works on different crypto exchanges.

An online electronic document flow. I was a back-end developer for the Excel/PDF viewer. I improved Excel file upload performance, reduced in-memory metadata, and reduced internal structures for displaying documents in the native viewer. I designed and implemented how drawing operations can be applied to a PDF file based on tasks and saves. I reduced PDF document processing time and fallback mode calls. I improved development time through better handling of e2e and integration tests; coherence, consistency, and avoiding duplicates were key.

An Angular-Java merchant portal for configuring and monitoring transactions.

I was the back-end developer in charge of maintaining and delivering new functionalities; developing new Angular components and their corresponding Java microservices were most of my activities.

I was the technical lead in charge of migrating the entire payment platform between AWS accounts. Most of the activities included defining the AWS architecture, automating the creation of resources, and executing it. I also created CI/CD pipelines and set up and maintained development tools like Jenkins, Nexus, Artifactory, and Docker Registry.

A transactions' global gateway for Latam.

I was the technical lead of the project in charge of setting up the integration with the external tools from the beginning. Creating a common framework, project archetypes, and designing components were the most critical activities after defining the technologies we would use. I've also defined quality standards and automated CI/CD activities.

As a senior cloud trading algorithm deployment engineer, I developed a sophisticated forex trade and stock options monitoring system by deploying and configuring cutting-edge trading algorithms on leading cloud platforms, including AWS, ensuring seamless 24/7 operation. I focused on IG and IBKR integrations and optimizing cloud infrastructure for peak performance, scalability, and reliability, specifically tailored to support high-frequency trading activities.

My responsibilities extended to proactive monitoring and troubleshooting algorithmic performance, leveraging my skills to promptly identify and resolve issues, minimizing downtime, and maintaining uninterrupted trading operations. Implementing robust security measures, I prioritized safeguarding sensitive trading data and ensured strict compliance with industry standards.

In addition, I undertook the crucial task of conducting regular system updates to keep the infrastructure current and in line with evolving requirements. My commitment to maintaining comprehensive documentation for deployed configurations showcased a dedication to transparency and accountability in the dynamic field of algorithmic trading.

A WhatsApp chatbot to help automate repetitive processes or manage eCommerce orders.

As the technology lead and CTO of the project, I developed, implemented, and maintained the entire solution using Django, Flask, OpenAI, LangChain, AWS, and WhatsApp API. I was in charge of creating the infrastructure in AWS, deploying the solution, and maintaining it.

I was also tasked with developing an indexing and embedding engine using a Chroma database, vector databases, Amazon Kendra, and Unstructured. I was responsible for enriching the vocabulary and context of the prompts with documents uploaded to Amazon S3 and generating indices on demand.