Senior AI-Driven Systems Engineer (Graph & Geo)

Greymatter Innovationz; Estado de México; On-site; MXN 900,000 - 1,500,000; Full time

Job summary

Greymatter Innovationz is seeking a Senior Developer / Technical Designer to lead hands-on development and the design of AI-enabled product applications. You’ll craft scalable services in Java/Spring Boot and Python, and guide integration of AI agents, LLMs, vector search and geospatial workflows.

Responsibilities span translating requirements into robust API designs, building microservices and event-driven interfaces, and ensuring secure, observable production deployments with CI/CD.

Qualifications

• 5–8 years of software/product engineering experience.
• Strong Java/Spring Boot and/or Python development.
• Good understanding of modern web technologies such as React/Angular and TypeScript.
• Microservices, REST APIs and distributed application design.
• AWS, Docker/Kubernetes and CI/CD.
• SQL/PostgreSQL plus experience with NoSQL or specialized data stores.
• Practical LLM/AI service integration experience.
• RAG, embeddings, vector search and context-management concepts.
• Agent integration, tool/function calling and familiarity with MCP.
• Experience working with graph/knowledge-graph technologies.
• Understanding of geospatial data, spatial databases and geospatial APIs.
• Neo4j, Amazon Neptune or equivalent graph technology.
• PostGIS or comparable geospatial platform.
• AI application testing, evaluation and observability.
• Experience with high-availability, data-intensive or operationally critical software.
• Aviation or related transportation domain experience.

Responsibilities

• Design and develop scalable application services using Java/Spring Boot and/or Python.
• Translate product and functional requirements into application, API and integration designs.
• Design microservice, REST and event-driven integrations across product components.
• Integrate LLM and AI services with existing application and data services.
• Design integrations with AI agents using tool/function calling, APIs and MCP-based interfaces.
• Design and implement RAG, vector search and context-retrieval patterns where required.
• Integrate graph and knowledge-graph services into application workflows.
• Design solutions involving geospatial datasets, spatial queries and location-based services.
• Define appropriate security, authentication, authorization and service-access controls.
• Support technical reviews, development standards, testing, deployment and production troubleshooting.
• Provide technical guidance to developers while remaining hands‑on with development.

Skills

Java/Spring Boot

Python

Web technologies (React/Angular, TypeS

Microservices & REST

AWS

Docker/Kubernetes

CI/CD

SQL/PostgreSQL

NoSQL/datastores

LLM/AI service integration

RAG and vector search

Graph/knowledge-graph tech

Geospatial data & PostGIS

Security/access controls

Tools

AWS

Docker

Kubernetes

CI/CD

PostgreSQL

Job description

Greymatter Innovationz is seeking a Senior Developer / Technical Designer to lead hands-on development and the design of AI-enabled product applications. You’ll craft scalable services in Java/Spring Boot and Python, and guide integration of AI agents, LLMs, vector search and geospatial workflows.

Responsibilities span translating requirements into robust API designs, building microservices and event-driven interfaces, and ensuring secure, observable production deployments with CI/CD.