Backend Engineer | Remote

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

• Create realistic and challenging coding tasks for AI to solve.


• Build scalable services and APIs.


• Debug and optimize performance of backend systems.


• Conduct thorough code reviews to ensure quality.

Position: Software Engineer Backend

Type: Contract

Compensation: $30 - $100/hour

Location: Remote

Commitment: 10-40 hrs/week

Role 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.

Requirements

• Strong backend experience in Java, Node.js, Go, Rust, Typescript, Python, C++ or similar.


• Track record of building scalable services and APIs.


• Comfort with debugging, performance work, and automated testing.


• Solid code review instincts.


• Strong understanding of algorithms, data structures, and foundational computer science concepts.