Job Title: Sr DI Modernization Engineer
Location: Hermosillo or Mexico City
Mode: Hybrid

Key Skills: Elixir, RESTful APIs, Postgres, Kafka, AWS, Datadog, Claude, Git/GitHub Actions, Jira

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
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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

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