lead di modernization engineer

job title: lead di modernization engineer

key skills: elixir, restful apis, postgres, kafka, aws, datadog, claude, git/github actions, jira

experience: 8+ years

location hermosillo or mexico city

mode: hybrid

we are hiring position with the following skill set.

backend engineering & system design

- 8+ years of backend software engineering experience
- designing and operating large-scale, highly available, distributed systems
- microservices architecture
- event-driven architecture
- api design and development
- scalability, reliability, performance, and maintainability best practices
- strong software architecture and technical leadership capabilities
- elixir (critical requirement)
- 2+ years of hands-on experience with elixir
- deep understanding of the elixir runtime/ecosystem
- building production-grade backend services using elixir
- cloud & infrastructure
- strong aws experience
- docker containerization
- kubernetes orchestration
- production deployment, monitoring, and scaling
- apis & service communication
- rest apis
- graphql
- grpc
- ability to select the appropriate protocol/pattern based on use case
- data layer
- postgresql
- database design and optimization
- caching strategies
- messaging & event streaming
- kafka
- designing and operating kafka-based systems at scale
- observability & reliability
- datadog
- monitoring
- logging
- alerting
- slo/sla-driven operations
- devsecops




- ci/cd pipelines
- automated testing
- secure software development practices
- security integration throughout the sdlc
- security
- secure api design
- access control
- data encryption
- general application security principles
- ai-assisted development
- high proficiency with claude code or similar ai coding tools
- demonstrated use of llms to improve development productivity
- collaboration & communication
- cross-functional collaboration
- technical documentation
- ability to communicate with both technical and non-technical stakeholders

2. Good-to-have skillset

these are valuable differentiators but appear secondary to the core backend/elixir requirements:

leadership & strategic thinking

- defining technical roadmaps
- long-term architecture planning
- domain ownership
- technical mentorship and guidance
- must have
- elixir (2+ years)
- backend engineering (8+ years)
- aws + docker + kubernetes
- kafka
- postgresql
- rest / graphql / grpc apis
- datadog observability
- ci/cd + devsecops
- distributed systems & microservices
- ai-assisted development (claude code or equivalent)

nice to have

- technical leadership/architecture ownership
- platform engineering mindset
- agile delivery experience
- advanced documentation practices
- reliability engineering and operational excellence
- cross-functional stakeholder management

📌 Lead di modernization engineer (Hermosillo)
🏢 Greymatter Innovationz
📍 Hermosillo