Senior Backend Engineer - Performance & Scale

Doist; New York (NY); On-site; USD 120,000 - 170,000; Full time

Job summary

Clay is seeking a Backend Software Engineer to tackle scaling challenges in core systems, ensuring high throughput and reliability. You will identify bottlenecks, implement robust performance metrics, and guide teams on scalable design across services.

Ideal candidates bring deep SQL/Postgres expertise, experience with distributed systems, and proficiency in Redis/OpenSearch. The role involves working with AWS, Terraform, and modern deployment tools in a fast-growing environment.

Qualifications

• Experience solving large-scale systems problems.
• Proficiency in SQL and Postgres.
• Ability to design efficient database schemas for relational and distributed search engines.
• Experience optimizing API latency and throughput.
• Familiarity with caching and distributed data stores.

Responsibilities

• Analyze systems to identify performance bottlenecks and optimize throughput.
• Create and monitor meaningful performance metrics across services.
• Advise engineering teams on scalable and performant feature design.
• Address scalability challenges such as sharding Postgres and Redis, and decomposing ECS tasks into independent services.

Skills

API latency optimization

Postgres

Distributed systems

Database schema design

Performance tuning

SQL

Caching strategies

Relational databases

Tools

Terraform

CircleCI

Netlify

Playwright

AWS

OpenSearch

Redis

Elasticsearch

Job description

Clay is seeking a Backend Software Engineer to tackle scaling challenges in core systems, ensuring high throughput and reliability. You will identify bottlenecks, implement robust performance metrics, and guide teams on scalable design across services.

Ideal candidates bring deep SQL/Postgres expertise, experience with distributed systems, and proficiency in Redis/OpenSearch. The role involves working with AWS, Terraform, and modern deployment tools in a fast-growing environment.