Marcus Renno | Resume

Professional Summary

Senior Software Engineer with 10+ years of experience and a Master’s degree in Computer Engineering, working across cloud infrastructure, research, and telecom. Proven track record leading teams, building high-availability systems, and delivering scalable backend and fullstack solutions. Known for strong cross-functional collaboration, deep technical ownership, and aligning engineering with real business impact.

Technical Skills

Languages: Go, Java, JavaScript, TypeScript, Python, PHP, C
Frameworks: Spring Boot, Django, Node.js, Angular, React, Ember.js
Cloud: AWS, Oracle Cloud (OCI)
Tools: Terraform, Docker, TeamCity, CI/CD
Architecture: Distributed Systems, Scalable Design, Microservices, Microfrontends, High Availability
Messaging: RabbitMQ
Observability: Grafana, Jaeger, Dynatrace, Logging & Metrics
Testing: Automation, Integration, Canary, QA
Security: AuthN/AuthZ, Permissions, Secure Design
Workflow: Agile, Jira, Stakeholder Communication

Work Experience

Oracle – Sr. Software Engineer

Apex, NC | Jul 2022 – Present

Spearhead engineering efforts on a Tier 0 networking service for Oracle Cloud Infrastructure (OCI), sustaining a 99.5%+ SLA.
Lead engineer on a redesign for new OCI regions with smaller datacenter footprints.
Led product safety project by limiting customer ECMP/routing configurations.
Improved CI/CD by reducing TeamCity build times by 20%.
Maintained critical Python test infrastructure for canary/unit testing.

84.51˚ – Lead / Sr. Software Engineer

Cincinnati, OH | May 2019 – Jun 2022

Co-led a platform replacement project, generating $10M/year in savings.
Promoted to Lead; mentored 6 engineers and coordinated cross-team efforts.
Introduced observability stack (Grafana, Jaeger, Dynatrace) across services.
Developed widely used Java microservices and Angular microfrontends.

Cincinnati Children's Hospital – Application Developer

Cincinnati, OH | May 2016 – May 2019

Built a Django + Ember.js research tool with ETL support for complex search queries.
Developed a permissions system and an infra tracking app for internal teams.
Gathered requirements and delivered ETAs as key stakeholder for internal projects.

Samsung – Development Engineer (Protocol Engineer)

Campinas, SP, Brazil | Feb 2014 – Aug 2015

Supported L3 protocol debugging for mobile devices across Latin America.
Collaborated with Qualcomm, Broadcom, and Marvell on bug resolution and log analysis.
Contributed to smartwatch networking features (Tizen OS).
Provided on-site support to telecom partners in multiple LATAM countries.

Education

University of Cincinnati – Master of Engineering in Computer Engineering | GPA: 3.9
Aug 2015 – Aug 2016

Universidade Federal de Itajubá – Bachelor of Computer Engineering
Mar 2008 – Dec 2013

Languages

English (fluent), Portuguese (native), Spanish (advanced), Italian (basic)