Senior Cloud Systems Engineer – High-Throughput

OP Recruiting; Chicago (IL); Hybrid; USD 140,000 - 190,000; Full time

Job summary

OP Recruiting is seeking a Senior Software Engineer in Chicago to design and scale mission-critical cloud infrastructure for high-concurrency environments. You will lead architectural decisions, mentor engineers, and collaborate with product and operations teams across time zones.

Responsibilities include building high-throughput AWS-backed services with Kubernetes, optimizing performance, and delivering secure, cost-efficient infrastructure. Hybrid work model offered.

Qualifications

• Must have systems-level development with C, C++, or Go and strong network fundamentals.
• Extensive experience designing, scaling, and operating distributed systems in AWS.
• Hands-on Kubernetes, container deployment, and microservices orchestration.
• Deep Unix/Linux knowledge, data structures, and algorithm design.
• Experience with Agile SDLC and cross-time-zone collaboration.

Responsibilities

• Architect, deploy, and maintain high-throughput cloud environments using containers and orchestration.
• Drive performance optimizations across distributed back-end components for high availability and low latency.
• Lead full-lifecycle engineering initiatives from discovery to release execution.
• Champion security, cost efficiency, and infrastructure resiliency in system design decisions.
• Collaborate with global stakeholders to align technical specs with business goals.
• Mentor junior engineers, conduct code reviews, and ensure architectural alignment.
• Document technical specifications and evaluation plans for systems.
• Troubleshoot production issues and drive automation across pipelines.

Skills

C

C++

Go

Network programming

Distributed systems

Agile methodologies

SDLC

Tools

Kubernetes

AWS

Containerization

Microservices orchestration

Job description

OP Recruiting is seeking a Senior Software Engineer in Chicago to design and scale mission-critical cloud infrastructure for high-concurrency environments. You will lead architectural decisions, mentor engineers, and collaborate with product and operations teams across time zones.

Responsibilities include building high-throughput AWS-backed services with Kubernetes, optimizing performance, and delivering secure, cost-efficient infrastructure. Hybrid work model offered.