About the Role We are looking for a Lead DI Modernization Engineer to drive the design, development, and modernization of large-scale backend platforms. In this role, you'll provide technical leadership while building highly available, cloud-native solutions using modern distributed architectures and AI-assisted development practices.
If you're passionate about backend engineering, scalable systems, and mentoring engineering teams, we'd like to hear from you.
Responsibilities
Lead the architecture and development of scalable backend platforms and distributed systems.
Design and implement microservices and event-driven architectures.
Develop production-grade backend services using Elixir .
Build and maintain REST, GraphQL, and gRPC APIs.
Design and optimize PostgreSQL databases and caching strategies.
Develop and operate Kafka-based messaging systems.
Deploy, monitor, and scale applications on AWS using Docker and Kubernetes.
Establish observability standards with DataDog, logging, monitoring, and alerting.
Drive CI/CD, DevSecOps, and secure software development practices.




Define technical roadmaps and architecture standards.
Mentor engineers and provide technical leadership across cross-functional teams.
Collaborate with product, infrastructure, and business stakeholders.
Required Qualifications
~8+ years of backend software engineering experience.
~2+ years of hands-on experience with Elixir in production environments.
~ Strong experience designing distributed systems and microservices.
~ Solid knowledge of:
~ AWS
~ Docker
~ Kubernetes
~ PostgreSQL
~ Kafka
~ REST APIs
~ GraphQL
~ gRPC
~ DataDog
~ Experience with CI/CD pipelines and DevSecOps practices.
~ Strong understanding of application security, authentication, encryption, and secure API design.
~ Experience using AI coding tools such as Claude Code or similar LLM-based development assistants.
~ Excellent communication and stakeholder management skills.

Nice to Have
Technical architecture ownership.
Platform e

📌 Lead Software Engineer (México)
🏢 Greymatter Innovationz
📍 México