Tarcísio Marinho
Software Engineer at dub
New York, New York, United States
Summary
👤
Senior🎓
Top SchoolTarcísio Marinho is a Software Engineer with nine years of experience designing, scaling, and securing high-throughput web applications and microservices for finance, fraud, and security domains. He has driven latency and throughput improvements—rewriting services in Go to cut processing times 15x and building Python-Kinesis consumers to handle 100+ TPS—while implementing Clean Architecture and robust CI/CD practices. Comfortable across C#, Go, Java, and Python, he builds resilient cloud-native systems on AWS/Azure/GCP with Kafka, Redis, Kubernetes, and thorough testing. A former ethical hacker with hands-on work in malware and cryptography, he publishes security deep dives and maintains open-source cryptographic/ransomware projects on GitHub, bringing a pragmatic attacker’s perspective to defense. Colleagues describe him as team-focused and results-driven, combining technical rigor with a persistent problem-solving mentality.
9 years of coding experience
4 years of employment as a software developer
Bachelor's degree, Computer Science, Bachelor's degree, Computer Science at Universidade Católica de Pernambuco
English, Portuguese
Github Skills (17)
encrypt10
develop10
c1110
rsa10
crypt10
c1710
malware10
public-key-encryption10
cryptography10
aes-encryption10
anti-malware10
python9
linux9
encryption9
decryption7
Programming languages (7)
Github contributions (5)
tarcisio-marinho/GonnaCry
May 2017 - Oct 2020
A Linux Ransomware
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 review, 458 commits, 2 PRs in 3 years 5 months
Contributions summary:Tarcísio appears to be working on the back-end of a Linux ransomware project, implementing core functionalities such as file encryption and decryption. Their commits reveal involvement in the generation and handling of cryptographic keys (RSA), as well as the design and implementation of an AES encryption scheme. The user's contributions focused on integrating and implementing cryptographic primitives to build a functional ransomware application.
cryptographyaesaes-encryptionransomwarelinux
tarcisio-marinho/Music-Downloader
May 2017 - Aug 2017
Contributions:40 commits, 1 PR, 34 pushes in 2 months
javascriptsicas
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