Senior Node.js Developer SQL

Avenue Code
📍 Brasil, BR, Brazil 💼 Full-time 🕒 Posted February 19, 2026

Job Description

About the Opportunity We are looking for a Senior Engineer with deep expertise in SQL performance optimization and Node.js development to join our team. This role is highly focused on database-intensive applications where speed, scalability, and reliability are critical. Responsibilities Design and implement high-performance APIs in Node.js (execution in milliseconds, not seconds). Write and optimize complex SQL queries, focusing on speed, scalability, and data integrity. Collaborate with the team to define data models, indexing strategies, and schema changes to improve overall system performance. Work closely with application logic to ensure efficient database integration. Implement caching strategies to reduce load and improve response times. Ensure system resilience and scalability in production environments. Required Qualifications Strong hands-on experience with SQL databases (PostgreSQL, MySQL, or SQL Server). Proven ability in query optimization, indexing, stored procedures, and...

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Job Details

  • Location Brasil, BR
  • Job Type Full-time
  • Category Other-General
  • Posted Date February 19, 2026
  • Application Deadline March 31, 2026