Proxy Network Engineer: Build From Scratch & Scale

SearchApi, LLC; United States; Remote; USD 120,000 - 180,000; Full time

Job summary

SearchApi, LLC is seeking a Proxy Network Engineer to design and implement an entire proxy infrastructure from the ground up. You will work on residential, mobile, and data center proxies, with a focus on rotation, session management, and intelligent routing.

The role emphasizes deep networking work, performance optimization, and handling billions of requests. You will own core systems and contribute to architecture from day one in a bootstrapped environment.

Qualifications

• Experience building proxy infrastructure from scratch.
• Knowledge of IPv4/IPv6, TCP/UDP tuning.
• Understanding IP reputation and privacy considerations.
• Ability to design scalable, fault-tolerant systems.

Responsibilities

• Build proxy infrastructure from scratch and write core systems.
• Design and implement rotation systems and intelligent routing.
• Manage IP reputation, monitor health, and optimize pools.
• Build bandwidth reporting and metering to track usage.
• Write high-performance reverse proxy systems, not basic configurations.
• Handle multiple proxy types: residential, mobile, datacenter, ISP.
• Implement geo-targeting and session management across protocols.

Skills

Proxy engineering

Network protocol mastery

IP rotation & session management

High-performance networking

Job description

SearchApi, LLC is seeking a Proxy Network Engineer to design and implement an entire proxy infrastructure from the ground up. You will work on residential, mobile, and data center proxies, with a focus on rotation, session management, and intelligent routing.

The role emphasizes deep networking work, performance optimization, and handling billions of requests. You will own core systems and contribute to architecture from day one in a bootstrapped environment.