Senior Backend Engineer - Remote

Overview

A growth-stage B2B/SaaS/Data Platform client is seeking a Senior Backend Engineer to optimize SQL performance and prepare for significant data volume increases.

In Short

• Work with a client processing ~10k req/s and ~3TB of relational data.
• Focus on SQL performance to scale data volumes effectively.
• Utilize a stack including Node.js, TypeScript, and PostgreSQL.
• Refactor ORM hotspots and implement caching strategies.
• Profile and eliminate slow queries to enhance performance.
• Mentor mid-level developers and enforce code quality standards.
• Experience with AWS services and CI/CD practices is essential.
• Remote freelance opportunity with negotiable fixed day-rate.
• Must have 5+ years of backend development experience.
• Comfortable crafting and testing raw SQL.

Requirements

• 5+ years building production back-ends in Node.js/TypeScript.
• Deep experience in PostgreSQL performance tuning.
• AWS Aurora/RDS operations experience.
• Hands-on experience with Redis for caching.
• Practical CI/CD knowledge with GitHub Actions and Docker.
• Ability to bypass ORMs for raw SQL crafting.

Benefits

• Remote work flexibility.
• Competitive freelance pay.
• Opportunity to work with cutting-edge technology.
• Mentorship opportunities.
• Engagement in a growth-stage company.