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Senior Lua Developer Jobs in Ontario (NOW HIRING)

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Senior Lua Developer information

What is the difference between Senior Lua Developer vs Lua Programmer?

AspectSenior Lua DeveloperLua Programmer
ExperienceTypically 5+ years, leadership responsibilitiesEntry to mid-level, focused on coding tasks
ResponsibilitiesDesigning architecture, mentoring, project managementWriting and testing Lua scripts, debugging
SkillsAdvanced Lua, problem-solving, teamworkLua syntax, basic scripting, debugging
Work EnvironmentGame development, embedded systems, industry projectsGame mods, embedded devices, automation scripts

The main difference between a Senior Lua Developer and a Lua Programmer lies in experience, responsibilities, and scope. Senior Lua Developers often lead projects and mentor others, while Lua Programmers focus on scripting tasks. Both roles require Lua knowledge, but the senior role demands broader skills and leadership experience.

What are some common challenges senior Lua developers face when working on large-scale projects?

Senior Lua Developers working on large-scale projects often encounter challenges related to code maintainability and performance optimization, especially when integrating Lua with other technologies or legacy systems. Debugging complex scripts and ensuring efficient memory management can also be demanding, given Lua’s lightweight nature. Collaborating with multidisciplinary teams—such as game designers, backend engineers, or embedded systems developers—requires clear communication and a strong understanding of both Lua and the broader project architecture.

What are the key skills and qualifications needed to thrive as a senior Lua developer?

To thrive as a Senior Lua Developer, you need advanced proficiency in Lua programming, experience with software engineering principles, and a strong understanding of game or application development. Familiarity with development environments such as Roblox Studio, Corona SDK, or integration with C/C++ libraries, as well as version control systems like Git, is typically required. Excellent problem-solving skills, effective communication, and the ability to mentor junior developers are standout soft skills in this role. These competencies are crucial for delivering robust, high-quality code, collaborating with cross-functional teams, and leading technical projects to success.

What is a senior Lua developer?

Senior Lua Developers are experienced software engineers who specialize in using the Lua programming language to build, maintain, and improve software applications. They often work on projects involving game development, embedded systems, or scripting within larger software platforms. In addition to writing efficient Lua code, Senior Lua Developers typically design system architecture, mentor junior developers, and ensure best practices are followed throughout the development process. Their expertise allows them to optimize performance and troubleshoot complex issues in Lua-based environments.
What are popular job titles related to Senior Lua Developer jobs in Ontario? For Senior Lua Developer jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Senior Lua Developer jobs in Ontario look for? The top searched job categories for Senior Lua Developer jobs in Ontario are:
Senior Lua Developer jobs near you
Infographic showing various Senior Lua Developer job openings in Ontario as of August 2026, with employment types broken down into 72% Full Time, 14% Part Time, and 14% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution.

Copy of Senior Lua Developer (Roblox) - AI Code Evaluation

Lifted, an Upwork Company™

Ottawa, ON • Remote

Full-time

Posted 13 days ago

Job description

Company Description

An enterprise client is seeking experienced Lua Developers to support AI model training through technical evaluations, scripting tasks, and code quality reviews. This opportunity is ideal for developers who have strong Lua programming skills and experience building or scripting within the Roblox ecosystem.

The client partners with leading AI organizations to improve the quality of next-generation AI models by leveraging the expertise of experienced software developers. Selected freelancers will help evaluate AI-generated code, review programming solutions, and contribute to the development of high-quality training data used to advance generative AI technologies.

    Job Description

    This opportunity is ideal for experienced Lua programmers who enjoy solving technical challenges, reviewing code, and improving software quality.

    What You'll Do:

    • Review, analyze, and evaluate Lua code for accuracy, quality, and best practices.
    • Complete technical evaluations and scripting-related tasks involving Lua programming.
    • Identify bugs, performance issues, and opportunities to improve existing code.
    • Develop and modify Lua scripts based on project requirements.
    • Apply strong programming fundamentals, including modular design, data structures, and debugging techniques.
    • Work with Roblox Studio and Roblox development environments where applicable.
    • Contribute to AI model training by providing high-quality technical feedback and code evaluations.
    • Collaborate with the client's AI evaluation platform while following detailed project guidelines.
    Qualifications

    Requirements:

    • Advanced proficiency in Lua programming, including scripting, debugging, and code optimization.
    • Hands-on experience using Roblox Studio and/or developing applications or games on the Roblox platform.
    • Strong understanding of programming fundamentals, including data structures, functions, modular programming, and performance optimization.
    • Ability to independently review, analyze, and improve existing Lua code.
    • Professional working proficiency in English with strong written communication skills.
    • Ability to work independently and follow detailed technical instructions.

    Nice to Haves:

    • Experience developing Roblox games or interactive experiences.
    • Experience reviewing code or conducting technical quality assurance.
    • Familiarity with software testing, debugging, and code optimization techniques.
    • Experience contributing to AI, machine learning, or code evaluation projects.

    Additional Information
    • Fully remote, project-based opportunity.
    • Up to $60/hour, depending on project availability.
    • Expected workload ranges from 10–39 hours per week, although work volume may fluctuate.
    • Weekly lump-sum payments for work completed during the previous week.
    • Qualified candidates will receive an Upwork contract offer along with onboarding instructions.
    • Candidates who successfully complete the initial survey will be invited to a paid technical evaluation (approximately 2–3 hours). Approved evaluations will receive a $150 payment.
    • To begin onboarding and access project tasks, candidates must have an active Upwork contract with the client.
    • Due to the high volume of applicants, the client may not be able to respond to individual inquiries.