Sr. DI Modernization Engineer (Mexico)
Location: Hermosillo and Mexico City (HYBRID)
Mode: Hybrid
Job Title: Sr DI Modernization Engineer
Key Skills: Elixir, RESTful APIs, Postgres, Kafka, AWS, DataDog, Claude, Git/GitHub Actions, Jira
Experience: 4+ years

We are hiring Position with the following skill set.
This role is focused on a senior backend engineer who can architect, build, and operate scalable, highly available backend platforms and APIs.

Core Technical Skills
Backend Architecture & Distributed Systems**
Designing large-scale, high-availability backend systems
Microservices architecture
Event-driven architecture
API platform design
Scalability, reliability, and performance engineering
Programming Languages**
Elixir (mandatory)** — 2+ years of production experience
Strong backend development experience (8+ years overall)
API Technologies**
REST APIs
GraphQL
gRPC
Ability to select the appropriate API paradigm based on requirements
Cloud & Infrastructure**
AWS (required)
Docker
Kubernetes
Production deployment, monitoring, and scaling
Data & Messaging**
PostgreSQL
Database performance optimization
Caching strategies
Kafka (hands-on experience at scale)
Observability & Reliability**
DataDog
Monitoring
Logging
Alerting
SLO-driven engineering
*DevSecOps*
CI/CD pipelines
Automated testing




Security integration throughout SDLC
Infrastructure automation
*Security*
Secure API design
Authentication & authorization
Access control
Encryption and data protection
Primary Responsibilities
Architect and build strategic backend services
Define technical roadmap and architecture direction
Lead scalable system design decisions
Establish observability and reliability standards
Drive DevSecOps and engineering best practices
Collaborate across product, engineering, and infrastructure teams

2. Good-to-Have Skillset
These skills strengthen candidacy but are secondary to the core backend/platform engineering requirements.
AI-Assisted Development
Claude Code expertise
LLM-based development tools
AI-assisted coding workflows
Developer productivity automation
Engineering Practices
Agile/Scrum experience
Technical documentation
API documentation
Knowledge sharing and mentoring
Operational runbooks
Soft Skills
Technical leadership
Cross-functional collaboration
Stakeholder management
Strategic thinking
Ability to communicate complex technical concepts to non-technical audiences
Additional Platform Expertise
Self-service platform design
Internal developer platforms
API productization
Long-term technical roadmap planning
System modernization initiatives

📌 DI Modernization Engineer (Hermosillo)
🏢 Greymatter Innovationz
📍 Hermosillo