Lead Backend Engineer: Scalable APIs & Systems

Zingroll; California, Northern (MO, KY); Hybrid; USD 140,000 - 210,000; Full time

Job summary

Zingroll is seeking a Lead Backend Engineer to head the development of our core systems. You will shape the technology roadmap and partner with product and data teams to build scalable, secure services.

You will architect resilient APIs for frontend, ML pipelines, and external integrations, guide backend design for streaming and data processing, and ensure performance and reliability in production. You thrive in a startup-like, fast-paced environment where ownership is valued and your decisions

Qualifications

• Experience building backend systems at scale.
• Strong knowledge of distributed and cloud-native architectures.
• Proficient with relational and NoSQL databases and API design.

Responsibilities

• Lead backend design for scalable systems and APIs.
• Architect resilient, observable, and cost-effective backend services.
• Drive security, privacy, and performance practices.
• Collaborate with ML, streaming, and frontend teams.

Skills

Backend architecture

Distributed systems

Cloud-native

Postgres / NoSQL

Node.js

AWS

API design

Security practices

Performance tuning

Team leadership

Tools

Postgres

MySQL

MongoDB

Node.js

AWS (Lambda / S3 / DynamoDB)

Job description

Zingroll is seeking a Lead Backend Engineer to head the development of our core systems. You will shape the technology roadmap and partner with product and data teams to build scalable, secure services.

You will architect resilient APIs for frontend, ML pipelines, and external integrations, guide backend design for streaming and data processing, and ensure performance and reliability in production. You thrive in a startup-like, fast-paced environment where ownership is valued and your decisions