Carlos Alberto Fau's CV

• Phone: +54 9 11 6057 0234
• Email: carlos.fau@gmail.com
• Location: Morón, AR
• LinkedIn: Carlos Fau
• GitHub: totemcaf

Summary

Experienced Software Engineer and Technical Leader with 20+ years of delivering impactful solutions across fintech, e-commerce, and gaming industries.

Proven ability to lead architecture modernization, migrate legacy systems, and scale platforms using microservices, event-driven systems, and cloud-native infrastructure.

• Staff Engineer at Xepelin: spearheaded decoupling of critical business logic from monoliths, improving system agility and enabling rapid product onboarding.

• Tech Lead at AltScore: designed and launched lending platform microservices, while coaching teams in OOD, TDD, and Clean Architecture.

• Platform architect at multiple organizations: successfully reduced infrastructure costs and improved resilience through Kubernetes, CI/CD, and DevOps practices.

• Technical mentor and educator: experience in coaching engineers, leading teams, and teaching university-level Software Engineering.

Strong expertise in Go, Kotlin, TypeScript, and architectures based on DDD, CQRS, Event Sourcing, with hands-on deployments in AWS, GCP, Kubernetes environments.

Experience

Xepelin, Staff Engineer

• July 2024 – June 2025
• Led the decoupling of critical business logic from a legacy monolith, enabling the transition toward a domain-driven microservices architecture.
• Implemented the onboarding flow for a new product, improving the client acquisition process and reducing integration friction.
• Improved existing services to streamline onboarding, enhance maintainability, and support product scalability.
• Delivered internal technical talks on microservices architecture to align teams and promote best engineering practices across the organization.
• Key technologies: TypeScript, SQL, Temporal, Kubernetes, AWS, Git

AltScore, Engineering Lead

• May 2022 – May 2024
• Modernized deployment infrastructure by implementing Kubernetes and CI/CD pipelines, improving reliability and release frequency.
• Designed and developed core microservices for the lending platform, directly supporting customer-facing financial services.
• Mentored engineers in Object-Oriented Design, TDD, Clean Code, and Domain-Driven Design to improve code quality and team autonomy.
• Key technologies: Go, MongoDB, Kubernetes, GCE, Git

SimTLiX (now intive), Technology Consultant

• Oct 2021 – May 2022
• Clarified the problem space using domain modeling techniques and guided technical decision-making around blockchain platform selection and architecture.
• Simplified technical complexity by applying Clean Code and Clean Architecture principles to design and implementation workflows.
• Elevated team effectiveness by coaching developers in practical Agile, Scrum, and collaborative engineering practices.
• Key technologies: Blockchain (Ethereum, Avalanche, Algorand), TypeScript, Java, Microservices, Kubernetes

Coderhouse, VP of Engineering

• Mar 2021 – Oct 2021
• Improved system robustness and reliability by introducing modern software engineering practices and updating the core technology stack.
• Established a quality-driven development culture through the adoption of structured testing, code reviews, and CI/CD practices.
• Led the migration from a monolithic architecture to a domain-oriented microservices ecosystem, enabling better scalability and team autonomy.

Etermax, Principal & Senior Principal Software Engineer

• July 2019 – Feb 2021
• Led the migration of critical services to Kubernetes, improving scalability and deployment consistency across environments.
• Developed a reusable microservice template using Kotlin, KTor, and Arrow to accelerate development and enforce architectural consistency.
• Improved mobile app performance and reliability in Word Crack 2 by introducing new architecture guidelines and optimizing vocabulary processing algorithms.
• Designed and implemented a bot player service to enhance user engagement through intelligent automated gameplay.
• Key technologies: Kotlin, Go, KTor, Arrow, Unity, C#, Kubernetes, AWS, Scrum

Frávega SACIFI, Architecture and DevOps Manager

• July 2018 – July 2019
• Built and led the DevOps team from the ground up, establishing best practices for automation, deployment, and monitoring.
• Reduced deployment time and increased system resilience by implementing a Kubernetes-based infrastructure with CI/CD pipelines.
• Improved platform observability and operational efficiency through enhanced monitoring and logging strategies.
• Lowered AWS infrastructure costs through architectural optimizations and resource usage audits.
• Boosted engineering team productivity by introducing collaborative tooling, streamlined workflows, and agile practices.

Frávega SACIFI, Software Architect

• Dec 2016 – July 2018
• Architected and led the implementation of the Product Catalog and Price Management systems, critical for online retail operations.
• Introduced a domain-driven microservices architecture.
• Fostered collaboration through multidisciplinary, co-located teams aligned with agile product delivery.
• Key technologies: Scala, Golang, MongoDB, Kafka, JavaScript, React, Git

Medallia Inc, Senior Software Engineer

• Oct 2012 – May 2016
• Improved stability and availability of Unsolicited Feedback module
• Improved product internal quality by increasing modularity, reducing dependencies, and upgrading technology
• Incremented business value by new functionality
• Key technologies: Java 7, Scala, PostgreSQL, Git

Previous experience, Software Engineer & Software Quality related roles

• June 1992 – Sept 2012

University, Grade and post-grade lecturer

• Mar 1983 – Dec 2016
• Software Engineering at Morón University
• Software Engineering at CAECE University
• Physics, Electronic Engineering, Computing Theory at Buenos Aires University

Education

Morón University, BS in Information Systems

• Dec 1998
• Morón, AR

CoCrear Argentina, Diploma program in Ontological Coaching with Business Orientation Professional training program of Ontological Coaches.

• Dec 2008
• Buenos Aires, AR

Skills

• Programming: Proficient with GO, Kotlin, TypeScript, Java; good understanding of Web, app development, and DevOps
• Software Design and Architecture: Clean Code, Clean Architecture, DDD, OOD, Microservices, Event-Driven, Event Sourcing, CQRS
• Infrastructure & CI/CD: Kubernetes, Docker, AWS, GCP, Git, Prometheus, Grafana, Git
• Databases & messaging: PostgreSQL, MongoDB, Kafka, SQS, Redis ,RabbitMQ
• Languages: English (upper), Spanish (native)