Cristian Saiki
@cristiansaiki
Senior Full-Stack Engineer specializing in PHP/Laravel, React, and distributed systems.
What I'm looking for
I’m a Senior Full-Stack Engineer with 12 years of experience designing and scaling distributed systems and modern web applications. My strength is building cloud-native products end-to-end—scalable RESTful APIs, microservices architectures, and responsive user interfaces—using PHP/Laravel and modern JavaScript frameworks like React and TypeScript.
I’ve delivered measurable improvements by leading distributed teams, architecting SaaS platforms, and raising engineering quality through standards, 100+ code reviews, and mentoring. I also bring hands-on cloud and platform expertise, including AWS/GCP infrastructure design, CI/CD pipelines, containerized deployments with Docker/Kubernetes, and observability practices that improve reliability and uptime.
Experience
Work history, roles, and key accomplishments
Contract Technical Lead
Tactiq
Oct 2024 - Feb 2026 (1 year 4 months)
Led distributed teams of 6–8 engineers, boosting project delivery speed by 40% in 6 months and improving code quality through 100+ reviews. Architected cloud-native PHP/Laravel/React microservices processing 300K+ requests/day and migrating from monoliths to reduce infrastructure costs by ~30%.
Education
Degrees, certifications, and relevant coursework
University of São Paulo
Bachelor of Science, Computer Science
2010 - 2014
Grade: GPA: 9.8/10.0
Activities and societies: Minor in Mathematics.
Earned a Bachelor of Science in Computer Science at the University of São Paulo (2010–2014) with a minor in Mathematics.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Job categories
Skills
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