AI Engineer

Virtasant

. Design, develop, test, deploy, and support high-quality code .

Posted 10/6/2026full-timeRemote • Brazil, Colombia, Dominican Republic, MexicoMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in backend software development using Java and Python, with a strong focus on building AI-driven applications and LLM agents. Proficient in utilizing AI coding tools and cloud platforms to enhance development processes and ensure high-quality code delivery.

Highest-signal resume keywords

Java DevelopmentPython DevelopmentAI Coding ToolsMCP Server ManagementLLM Agent Development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Backend DevelopmentMicroservicesRelational DatabasesSQLUnit TestingFunctional TestingData StructuresAgentic AIObservabilityTool/Function Calling

Soft Skills

Attention to DetailIndependent Problem SolvingCollaboration

Tools & Technologies

CursorClaude CodeGitHub CopilotGCPLangChainGoogle ADK

Industry Keywords

Cloud PlatformsApplication InfrastructureMulti-Tenant SecurityDistributed SystemsAgent Behaviour Evaluation

Tech Stack

Tools & technologies

CloudDistributed SystemsGoogle Cloud PlatformJavaJavaScriptMicroservicesPythonReactSQLTypeScript

About the role

Key responsibilities & impact

Design, develop, test, deploy, and support high-quality code
Build, run, and consume MCP servers, including tool design, auth/OAuth, multi-tenant security, and deployment
Build LLM agents with tool/function calling and multi-agent orchestration
Test and evaluate agent behaviour and implement observability in production
Contribute to architecture and design discussions and evaluate trade-offs around scaling, reliability, and maintainability
Develop backend services in Python for AI and Agent work and Java for integrating with the client's core platform
Use AI coding tools such as Cursor, Claude Code, and GitHub Copilot in the daily workflow
Participate in code reviews
Identify technical debt and contribute solutions
Break development tasks into clear, manageable pieces and execute them reliably
Collaborate with Product Management and Quality Assurance to refine requirements and ensure high-quality work
Share learning about new patterns, tools, and methods
Perform other relevant duties as required

Requirements

What you’ll need

Be based in Brazil, Colombia, the Dominican Republic, or Mexico
Strong level of English, written and spoken
4+ years of backend-heavy software development experience with Java and Python, with extensive usage of Agentic AI
Solid experience in Java and Python, including working with data structures, relational databases, and SQL
Hands-on experience with AI coding assistants such as Cursor, Claude Code, or GitHub Copilot as part of a daily development workflow
Familiarity with cloud platforms, especially GCP, and application infrastructure concepts such as containers, caching, and distributed systems is an asset
Experience working with Microservices
Comfortable working independently on well-defined problems and seeing them through to completion
Strong attention to detail and commitment to unit and functional testing
Experience building AI-driven applications, agentic products and features, working with LLMs, or using frameworks like LangChain or Google ADK
Hands-on production experience building, running, and consuming MCP servers, including tool design, auth/OAuth, multi-tenant security, and deployment
Experience building LLM agents with tool/function calling and multi-agent orchestration, such as A2A or similar
Experience testing and evaluating agent behaviour, plus observability in production
Computer Science, Engineering, or similar technical aptitude gained through post-secondary education, hands-on experience, or both
Nice-to-have: experience with React and TypeScript; familiarity with JavaScript design patterns and single-page apps

Benefits

Comp & perks

Totally remote, full-time (40h/week)
Work hours: 8 hours a day, East Coast office hours
Independent contractor agreement
Payment in USD, biweekly or monthly — your choice