Senior Software Engineer, Backend & AI

  • Location: Recife, PE, Brazil
  • Employment Type: Contract
The team

Overtone AI Solutions is a trusted consulting partner specialized in building AI applications and AI-ready data marts. We partner with clients to deliver cutting-edge technology products ready to take to market.

The role

We are seeking a Senior Backend Engineer for a high-impact contract role. You will define and build the core infrastructure that powers our proprietary AI solutions. Your mission is to set up scalable APIs, secure database schemas, and AI integrations. You must prioritize architectural soundness to ensure the system is robust enough to be handed off for long-term maintenance.

Qualifications

• Fluent/Advanced English proficiency is mandatory (Interview process will be conducted in English)
• 3+ years of professional experience in backend development
• Professional experience in backend development
• Bachelor's degree in Computer Science, Software Engineering, or a related technical field, or equivalent practical experience
• Strong proficiency in server-side languages (e.g., Node.js, Python, Go, or similar)
• Experience designing, documenting, and maintaining RESTful APIs or Microservices
• Solid knowledge of SQL (e.g., PostgreSQL) and NoSQL databases
• Experience with Cloud Infrastructure (e.g., AWS, Azure, GCP) and deploying scalable applications
• Proficiency with version control systems (e.g., Git) and CI/CD pipelines