Senior AI Solutions Architect & Tech Lead

OneSeven Technology (formerly 17 Web Dev); Argentina; Remote; ARS 100,428,952 - 117,167,111; Full time

Benefits offered by this job

Fully Remote

USD Pay via Deel

Paid PTO

Referral Program

Job summary

OneSeven Tech is seeking a Solutions Architect and Team Lead to own the MCP project's cloud-native architecture on AWS. You will stay hands-on with code and architecture, lead engineers and AI specialists, and act as the main technical voice with the client.

You will drive strategic AI implementations, including agentic workflows and RAG integrations, while mentoring the team and shaping engineering practices across the project.

Qualifications

• 5-6+ years in Team Lead and Solutions Architect roles, hands-on with code and architecture.
• 2-3+ years in AI projects, including LLM ecosystems and RAG architectures.
• Direct MCP or agent-to-tool integration experience, MCP infrastructure focus.
• Expert-level AWS across Lambda, S3, API Gateway, ECS/Fargate, SQS, Cognito.
• AWS Certifications (Solutions Architect Professional or equivalent).
• Terraform (modules, remote state, multi-environment) and Docker with CI/CD pipelines.
• Strong Python for pipelines, API development and data processing.
• Experience with vector databases, index design, metadata schemas.
• Excellent English communication for executives and technical dives.

Responsibilities

• Architect cloud-native AWS backbone for the MCP project with scalability and security.
• Lead the technical team while remaining hands-on with code and architecture decisions.
• Serve as primary technical voice to the client, translating architecture into business value.
• Define AI strategy for agentic workflows, RAG implementations, MCP integrations.
• mentor, conduct code reviews, and drive interviews to benchmark talent.

Skills

Leadership

AI Expertise

MCP Experience

AWS Mastery

Certifications

Infrastructure & DevOps

Programming

Data Architecture

Communication

Tools

Terraform

Docker

GitHub Actions

LangChain / LangGraph

Vector Databases

Job description

OneSeven Tech is seeking a Solutions Architect and Team Lead to own the MCP project's cloud-native architecture on AWS. You will stay hands-on with code and architecture, lead engineers and AI specialists, and act as the main technical voice with the client.

You will drive strategic AI implementations, including agentic workflows and RAG integrations, while mentoring the team and shaping engineering practices across the project.