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 (Ciudad Obregón)
🏢 Greymatter Innovationz
📍 Ciudad Obregón