Remote Backend Engineer - Scalable APIs & Performance

Crossing Hurdles; Indonesia; Remote; IDR 749,510,000 - 2,498,368,000; Full time

Job summary

Crossing Hurdles is seeking a Software Engineer Backend for a remote contract role. You will design and implement backend services, create realistic coding tasks for AI evaluation, and ensure scalable APIs.

The position offers $30-$100 per hour, 10-40 hours per week, and requires strong experience in multiple languages and solid CS fundamentals.

Join a team focused on quality, performance, and rigorous code reviews to deliver reliable software.

Qualifications

• Extensive backend experience with Java/Node.js/Go/Rust/TS/Python/C++.
• Proven ability to build scalable services and APIs.
• Strong debugging, performance tuning, and automated testing skills.
• Excellent code review instincts and CS fundamentals.

Responsibilities

• Create realistic and challenging coding tasks for AI to solve.
• Implement deterministic verifiers for solution validation.
• Build scalable services and APIs.
• Debug and optimize performance of backend systems.
• Conduct thorough code reviews to ensure quality.

Skills

Java

Node.js

Go

Rust

TypeScript

Python

C++

Algorithms

Data structures

Foundational CS concepts

Job description

Crossing Hurdles is seeking a Software Engineer Backend for a remote contract role. You will design and implement backend services, create realistic coding tasks for AI evaluation, and ensure scalable APIs.

The position offers $30-$100 per hour, 10-40 hours per week, and requires strong experience in multiple languages and solid CS fundamentals.

Join a team focused on quality, performance, and rigorous code reviews to deliver reliable software.