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Lago

We connect talented individuals from emerging markets with top-tier remote job opportunities.

Full-Stack Developer, AI-First

Full-stack EngineerSoftware EngineerContractRemoteSeniorTeam 1-10Since 2024H1B No SponsorCompany SiteLinkedIn

Location

Brazil

Posted

25 days ago

Salary

$1.8K - $3.5K / month

Seniority

Senior

Job Description

Full-Stack Developer, AI-First

Lago

• Leverage AI tools (Claude Code, Cursor) as primary development environments • Design and orchestrate agentic workflows and sub-agents • Use AI to accelerate development, testing, and debugging • Build and maintain scalable frontend and backend systems • Develop across multiple portals (Consumer, Clinic, Enterprise, Platform, Referral, Admin) • Ensure clean, maintainable, and high-quality code • Optimize database queries and system performance • Design and manage caching layers and connection pools • Build systems capable of handling millions of concurrent users • Ensure all code passes automated review pipelines (5+ bots) before human review • Meet SonarCloud quality gates on first push • Maintain strict security best practices and hygiene • Architect distributed systems for global scale • Ensure reliability, fault tolerance, and high availability • Collaborate on infrastructure and backend architecture decisions

Job Requirements

  • Proven experience as a Full-Stack Developer in high-scale environments
  • Strong proficiency in both frontend and backend development
  • Hands-on experience with AI-assisted coding tools and workflows
  • Deep understanding of scalability, performance optimization, and system design
  • Experience optimizing databases, APIs, and distributed systems
  • Strong knowledge of caching strategies and concurrency handling
  • Ability to pass strict automated code quality and security standards
  • Comfortable working in a fast-paced, high-performance engineering culture
  • Strong communication skills in English
  • Nice-to-Haves**
  • Experience with agent-based or autonomous development systems
  • Familiarity with large-scale SaaS or platform ecosystems
  • Experience working with global, distributed systems
  • Background in high-traffic applications or real-time systems

Benefits

  • Remote Work Flexibility – Work from anywhere while staying connected with a high-performing team.
  • Career Growth Opportunities – Expand your expertise in digital marketing and client management.
  • Supportive Team Culture – Collaborate with passionate professionals who value teamwork and innovation.

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