Full Stack AI Engineer / Applied AI Engineer

Reposted Yesterday
Montréal, QC, CAN
In-Office
50K-70K Annually
Junior
Gaming
The Role
Design and develop full-stack applications for GenAI, focusing on efficient code in Python and TypeScript while maintaining system scalability and reliability.
Summary Generated by Built In
ABOUT US
Xsolla is a global commerce company with robust tools and services to help developers solve the inherent challenges of the video game industry. From indie to AAA, companies partner with Xsolla to help them fund, distribute, market, and monetize their games. Grounded in the belief in the future of video games, Xsolla is resolute in the mission to bring opportunities together, and continually make new resources available to creators. Headquartered and incorporated in Los Angeles, California, Xsolla operates as the merchant of record and has helped over 1,500+ game developers to reach more players and grow their businesses around the world. With more paths to profits and ways to win, developers have all the things needed to enjoy the game.
 
For more information, visit xsolla.com.

Responsibilities:

  • Design and develop full-stack applications that power GenAI applications and platforms
  • Develop and maintain frontend applications using Next.js with API routes.
  • Design and implement visually appealing and responsive user interfaces using Tailwind CSS / Shadcn or other CSS libraries.
  • Write clean, efficient, and scalable code in Python and TypeScript.
  • Work with various libraries or frameworks based on project requirements.
  • Be up-to-date with latest happenings in AI and Associated AI tools, technologies and frameworks (e.g. MCP, Agentic systems)
  • Build APIs and infrastructure to support LLM-based features, tools, and agent workflows.
  • Collaborate with frontend, ML, and product teams to create seamless AI experiences.
  • Optimize backend systems for performance, scalability, and reliability.
  • Work with vector databases, data pipelines, and AI model endpoints (OpenAI, Anthropic, Hugging Face, etc.)
  • Maintain clean, secure, and production-grade code

Qualifications & Skills:

  • 1–3 years of experience in full-stack development.
  • Proficient in Python and Typescript.
  • Strong experience with REST APIs, microservices, and scalable cloud infrastructure.
  • Experience building or supporting GenAI applications and/or LLM-powered products.
  • Comfortable working with and building Agentic systems (e.g. building custom Lovable or Claude Code for custom applications)
  • Exposure to cloud services (AWS, GCP, or Azure) and containerization (Docker, Kubernetes)
  • Excellent problem-solving, communication, and collaboration skills

Nice to Have:

  • Experience building and scaling AI-powered SaaS products
  • Contributions to open-source GenAI projects
  • Understanding of context engineering and agent orchestration frameworks

Benefits:
We are passionate about fostering a supportive environment for our team, so we prioritize the physical, mental, and emotional well-being of our employees and their families through a comprehensive Benefits Program. This includes medical, dental, and vision, PTO, and a personalized career roadmap for each employee. By investing in professional development through training and educational opportunities, we ensure that our team thrives both personally and professionally. Together, we’re not just building a business; we’re cultivating a community that values creativity, collaboration, and the transformative power of play. 
 
Equal Employment Opportunity Statement:
Xsolla is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate based on race, color, religion, sex, national origin, age, disability, sexual orientation, gender identity, or any other characteristic protected by law.
We consider qualified applicants with criminal histories in accordance with the Fair Chance Act.
 
Criminal History Consideration:
For the Full Stack AI Engineer, we will conduct a background check that may include the following.
Criminal history check.
Employment verification.
Education verification.
 
Relevance to job Responsibilities:
The background check is relevant to this position because of the following role responsibilities:
Accessing confidential company data
Ensuring compliance with regulatory requirements
Handling sensitive financial information/ managing budgets /accessing funds

Skills Required

  • 1-3 years of experience in full-stack development
  • Proficient in Python and Typescript
  • Strong experience with REST APIs, microservices, and scalable cloud infrastructure

Xsolla Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Xsolla and has not been reviewed or approved by Xsolla.

  • Fair & Transparent Compensation Pay is considered fair or good in many cases, with mentions of high salary or being paid well in certain roles and markets. Market-aligned ranges for several U.S. roles indicate base pay is not out of step with peers.
  • Healthcare Strength Health coverage is described as comprehensive for full-time employees and families, with employer-paid medical, dental, and vision noted in some U.S. postings. Positive remarks on medical coverage appear on dedicated benefits pages.
  • Leave & Time Off Breadth Flexible or unlimited paid time off is repeatedly highlighted, alongside parental leave and remote or hybrid flexibility. These elements contribute to an overall package that many view as solid.

Xsolla Insights

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The Company
Oaks, CA
593 Employees
Year Founded: 2005

What We Do

Xsolla's video game business engine helps game developers and publishers operate more efficiently and sell more games. Serving only the video game industry, Xsolla caters to businesses from indie to enterprise, with solutions that solve the complexities of distribution, marketing, and monetization so developers, publishers, and platform partners. Our goal is to increase your audience, sales and revenue. Headquartered in Los Angeles, with offices worldwide, Xsolla operates as a merchant and seller of record for major gaming entities like Valve, Twitch, Ubisoft, Epic Games, and PUBG Corporation.

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