Senior Back-End Engineer

Role Description

You will architect backend systems that handle structured data, multi-dimensional filtering, secure operations, and bursts of high activity. This role requires deep experience designing reliable systems and optimizing performance at scale.

Responsibilities

Design secure, scalable backend services with clean boundaries

Implement complex API logic, filtering mechanisms, and workflow orchestration

Develop caching, job queues, indexing strategies, and performance optimizations

Ensure strong data validation, observability, and fault tolerance

Collaborate closely with product and frontend teams

Required Skills

5–9 years backend experience with Node.js, Python, or Go

Strong SQL + NoSQL fundamentals, schema design, query optimization

Experience with distributed systems or high-volume services

Solid understanding of authentication, authorization, and data security

Proven ability to break down and deliver complex backend features

This role requires prior experience with production-scale systems.

Not suitable for entry-level or mid-level engineers.