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Matheus T.Back-end and Systems Engineer
Skills
A seasoned software developer with over five years of experience and a Bachelor's degree in Computer Engineering from a top-ranked university in Latin America. Specialization includes AWS as an Associate Level Certified Developer, with a strong track record in handling sensitive migrations and optimizing cloud costs. Proficient in Python, Java Spring, Docker, event-sourcing microservices architecture, DevOps, and observability. Experience encompasses working with large-scale distributed systems processing over 200 million signals daily for a leading fraud removal platform in Latin America, as well as contributing to a highly popular desktop trading platform in Brazil serving millions of daily users. Advocates for clean code, test-driven development, and infrastructure as code to ensure delivery of high-quality solutions.
Java Backend Software Developer
3/1/2020 - 10/1/2021
Specialized in managing hundreds of microservices within a highly scalable containerized environment, showcasing significant expertise in optimizing cloud storage costs by transitioning hundreds of terabytes of tiny files from S3 Standard to Glacier. Demonstrated advanced technical skills by seamlessly migrating and updating six critical third-party services—such as artifact repositories, SonarQube, Jenkins, and Grafana—with negligible downtime. Engineered a multithreaded Java microservice to substantially scale throughput from thousands to hundreds of thousands of packets per second. Leveraged expertise in Python Locust to conduct microservice endpoint load-testing, driving data-informed decisions about upper limit endpoint parameters.
Further, built, maintained, and optimized Jenkins CI/CD tools, pipelines, and job automation, ensuring efficient and reliable continuous integration and deployment processes. Acted as a mentor and buddy to newcomers, offering comprehensive code reviews and guidance on internal processes, programming techniques, and best practices, which contributed to the successful promotion of three team members.C# Software Developer
3/1/2019 - 3/1/2020
Upgraded the search algorithm to incorporate fuzzy search, significantly enhancing both accuracy and user experience. Designed and implemented a Systemd daemon to automate updates for Java applications on remote Raspberry Pi devices, effectively eliminating the need for manual SSH access. Created a technician chat application equipped with photo exchange capabilities to streamline the incident reporting and resolution process. Developed and deployed authenticated APIs for weather data using Python Flask, ensuring secure and efficient data handling.Python Developer
8/1/2018 - 2/1/2019
Coded a market-making strategy for a Brazilian cryptocurrency exchange with a quantitative analysis model backtested using pandas and numpy, achieving 10-20% month-over-month growth. Developed an observability dashboard for cloud infrastructure and running strategies using AWS and Gcloud, which significantly improved response times for downtime incidents. Conducted research on latency reduction, resulting in decreased network errors during heavy load periods.Delphi Developer
12/1/2016 - 8/1/2018
Promoted and implemented a novel news platform that generated a new revenue stream through plugin subscriptions from various news sources, impacting millions of users. Introduced a GPU-compliant graphics Delphi library, replacing a CPU-only version to enhance performance. Maintained technical indicators and developed visual interfaces for risk analysis, ensuring robust tools for effective decision-making.Undergraduate Research Internship
8/1/2013 - 7/1/2016
Developed expertise in computer graphics, haptics, and indoor positioning through advanced sensor fusion techniques. Utilized programming languages C, C++, and Java, incorporating Java Native Interface (JNI) for seamless integration between C++ and Java. Applied OpenGL for rendering high-performance graphics and OpenCV for computer vision tasks, enhancing the capabilities of various projects in real-time visualization and spatial orientation.
Computer Engineering at Federal University of Rio Grande do Sul
2011 - 2020
AWS Certified Developer – Associate at Amazon Web Services (AWS)
7/1/2022Unit Testing for Data Science in Python at DataCamp
12/1/2021SQL Fundamentals Track at DataCamp
12/1/2021Functions for Manipulating Data in PostgreSQL at DataCamp
12/1/2021AWS Certified Cloud Practitioner at Amazon Web Services (AWS)
12/1/2021PostgreSQL Summary Stats and Window Functions at DataCamp
11/1/2021Intermediate SQL at DataCamp
11/1/2021Joining Data in SQL at DataCamp
9/1/2021Introduction to SQL at DataCamp
8/1/2021
Matheus is available for hire
Meet Matheus T.All Howdy Candidates are vetted for skills and english proficiency.