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, Data Dog, Claude, Git/Git Hub 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 Graph QL g RPC Ability to select the appropriate API paradigm based on requirements Cloud & Infrastructure AWS (required) Docker Kubernetes Production deployment, monitoring, and scaling Data & Messaging Postgre SQL Database performance optimization Caching strategies Kafka (hands-on experience at scale)



Observability & Reliability Data Dog Monitoring Logging Alerting SLO-driven engineering *Dev Sec Ops* 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 Dev Sec Ops 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