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