But.. who are you?
Senior Software Engineer and Solutions Architect at MongoDB with nearly two decades of experience delivering solutions across fintech, healthcare, and e-commerce. Currently leading a 22-person cross-functional team, driving platform enhancements for systems serving over 14 million monthly active users. I am a technical leader who delivers measurable impact from day one - let’s connect.
Consulting
I help startups and scale-ups ship faster, reduce tech debt, and build high-performing engineering teams. Here are a few ways we can work together:
Interim CTO
Step in as your acting CTO to stabilize engineering, hire the right people, and set a technical roadmap.
Architecture Review
Audit your current stack, identify bottlenecks, and get a concrete plan for scaling.
Team Coaching
Level up your engineering team with code reviews, pair programming, and process improvements.
1:1 Advisory
Weekly or bi-weekly sessions to unblock hard technical decisions and accelerate your growth.
Mock Interview
Practice coding and system design interviews with detailed feedback. Book a session.
Contact
Email: me@m3o.sh
GitHub: github.com/marco-souza
LinkedIn: linkedin.com/in/masouzajunior