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Added 1 min ago
E
Quality Engineer - Banking Mobile (iOS/Android) & Automation Testing
Experis
Toronto, ON
- Contract
Solid understanding of at least one programming language (e.g., JavaScript/TypeScript, Python, Java, or C#).
Added 32 mins ago
BI
Senior Java Microservices Developer
BURGEON IT SERVICES
Toronto, ON
- Contract
Job Title: Senior Java Microservices Developer
Added 6 hours ago
GV
Software Engineer
Great Value Hiring
Canada
- Contract
Strong backend experience in Java, Node.js, Go, Rust, Typescript, Python, C++ or similar
Added 6 hours ago
LG
Server Engineer - Unannounced Project
Lightfox Games
Vancouver, BC
- Full-time
Strong proficiency in Typescript and at least one other backend language, such as Go, Python, or Rust
Added 6 hours ago
Analyste de test technique principal·e I Technical Test Lead
2K Vegas
Montreal, QC
Formation technique avec maîtrise d’au moins un langage de programmation ou de scriptage tel que Java, Python, C#, Bash, Lua, PowerShell, etc.
Added 9 hours ago
CO
Application & Integration Technical Analyst
City of Saint John
Saint John, NB
- Full-time
Server-side languages: C#/.NET, Java, Python, PHP
Added 9 hours ago
A
Agentic Commerce AI Engineering Lead
Azoma
ON · Ontario, Canada
- Full-time
Strong Python, machine-learning foundations and backend engineering; experience with LLMs, retrieval, ranking, recommendation or agent systems, supported by depth beyond assembling model…

Great Value Hiring

Software Engineer

Canada

Contract

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Job details

Job type: Contract
Posting language: English
Posted: Oct 11, 2026

Original job description

Software Engineer [$30 - $100/hour]

Create realistic, interesting and challenging coding tasks for AI to solve involving feature implementation and bug fixes, and implement deterministic verifiers that accept reasonable valid solutions and reject everything else

Looking for

Strong backend experience in Java, Node.js, Go, Rust, Typescript, Python, C++ or similar
A track record building scalable services and APIs
Comfort with debugging, performance work and automated testing
Solid code review instincts
A strong testing background is a big plus experience designing test strategy, building and maintaining large test suites, diagnosing flaky tests, or raising the testing bar on a team

Preferred Qualifications

Proven experience in backend development, with a track record of delivering high-quality and performant projects
Demonstrated success in identifying and resolving software bugs and system bottlenecks
Experience with codebase refactoring and implementing complex features in large-scale applications
Strong understanding of algorithms, data structures, and foundational computer science concepts
Excellent analytical, problem-solving, and technical communication skills

Compensation Structure

Compensation is output-based; experts are paid per task that meets the project specifications. The time required to complete work may vary depending on the expert s experience and workflow. Minimum submission requirements apply. Experts must submit a minimum of tasks per week.

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More about this job

Responsibilities

Create realistic, challenging coding tasks for AI involving feature implementation and bug fixes, and build deterministic verifiers to assess solutions. Deliver backend software work, including scalable services and APIs, debugging, performance improvements, and automated testing.

Requirements

Candidates should have strong backend experience in one or more listed programming languages and a track record building scalable services and APIs. The role also calls for debugging, performance, testing, code review, and problem-solving skills; experience with large test suites and complex codebases is preferred.

Skills

Backend Development
Java
Node.js
Go
Rust
TypeScript
Python
C++
Scalable Services
API Development
Debugging
Performance Optimization
Automated Testing
Code Review
Test Strategy
Algorithms

Visa sponsorship

Not detected in the job text

Keywords

Software Engineering
Backend Development
Java
Node.js
Go
Rust
TypeScript
Python
C++
Scalable Services
APIs
Feature Implementation
Bug Fixes
Deterministic Verifiers
Debugging
Performance Optimization
Automated Testing
Code Review
Test Strategy
Large Test Suites
Flaky Tests
Codebase Refactoring
Complex Features
Algorithms
Data Structures
Computer Science
Problem-Solving
Technical Communication

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Jobs in Canada

Quality Engineer - Banking Mobile (iOS/Android) & Automation Testing

Senior Java Microservices Developer

Software Engineer

Server Engineer - Unannounced Project

Analyste de test technique principal·e I Technical Test Lead

Application & Integration Technical Analyst

Agentic Commerce AI Engineering Lead