Senior Backend Developer
Build the Core of AI-Driven Marketing Platforms
Who We Are Keenfolks is a next-generation
AI marketing agency , where technology, data, and strategy come together to build intelligent, scalable platforms for global brands.
We don't just "use" AI — we
design and build proprietary AI-powered systems
that enable personalization, automation, and data-driven decision-making at scale. Our mission is to bridge the gap between marketing needs and emerging AI technologies, turning complex ideas into real-world impact.
We are a multidisciplinary team of engineers, data scientists, and strategists who value collaboration, ownership, and continuous learning.
Role Overview We're looking for a
Senior Backend Developer
to help design, build, and scale the backend services that power our AI-driven marketing platforms.
In this role, you'll work hands-on developing robust backend systems, integrating AI and data pipelines, and ensuring our platforms are reliable, secure, and cloud-ready. You'll collaborate closely with AI engineers, DevOps,



and product stakeholders to deliver production-grade solutions used by international clients.
This role is adecuado for someone who enjoys
deep backend work , modern architectures, and applying AI technologies in real products.
Key Responsibilities Backend Development (≈70%)
Design, develop, and maintain
RESTful and GraphQL APIs
Build backend services using
Python (FastAPI, Flask)
or
Node.js
Implement and optimize data flows interacting with AI/ML models
Work with
relational and non-relational databases
(PostgreSQL, Redis, MongoDB)
Ensure code quality through testing, documentation, and code reviews
Optimize performance, scalability, and reliability of backend systems
Cloud, AI & Integrations (≈30%)
Deploy and manage backend services on
AWS, Azure, or GCP
Containerize applications using
Docker
and orchestrate with
Kubernetes
Support CI/CD pipelines using
GitHub Actions, Terraform, or Bicep
Integrate with AI platforms and tool

📌 Senior Backend Developer (Ciudad de México)
🏢 The Keenfolks
📍 Ciudad de México