Senior Software Engineer, Mobile - Linden Lab

There are many opportunities to join the innovative, collaborative, and enthusiastic team of people at Linden Lab.

Life at Linden Lab

We are a company of creators, including engineers, artists, musicians, writers, game players and makers. All of us are united in our dedication to creating the future of virtual experiences. We do things that no one else does, and we aren't afraid to take on complex challenges and create unique solutions.

Founded in 1999, Linden Lab develops platforms that empower people to create, share, and thrive within virtual experiences.

In 2003, Linden Lab first launched Second Life, the groundbreaking virtual world enjoyed by millions around the globe, which has since gone on to boast nearly two billion user creations and a vibrant $500 million (USD) economy.

Lindens value a workplace that’s as diverse as our products. As we continue to grow, we remain dedicated to building a company that is rooted in organizational health, strengths-based leadership, and the belief that teams are stronger than individuals.

If you want access to the forefront of virtual worlds and payment platforms that support the creator economy, this is the place for you. We’ve created space for everyone to find belonging and invite you to come as you are.

Role Overview

We’re looking for a Senior Software Engineer to join our small, dynamic team working on the long-awaited mobile client for Second Life. This groundfloor engineering role offers a unique opportunity to make a significant impact on an exciting project in its early stages.

This is an independent contributor role, reporting to the Engineering Manager, Mobile. In this role, you will develop and optimize the new mobile client for Second Life using Unity and C#.

What We’ll Offer You

• Opportunity to work on a high-impact project for a well-established platform
• Small team environment with significant ownership and influence
• Chance to work with both cutting-edge and legacy technologies
• Flexibility to contribute across various aspects of the project

What You’ll Achieve

• Explore and reverse-engineer legacy code to integrate existing functionalities
• Optimize mobile performance issues, with a focus on Unity rendering cycle
• Implement and debug mobile-specific features, including network communications
• Contribute to server-side development using AWS and Docker
• Collaborate closely with a small team of 2-3 people

What You’ll Bring to the Team

At Linden, we celebrate all the dimensions of diversity, including diversity of experience. We recognize that candidates applying for this role will be most successful if they bring the following with them:

• Strong proficiency in Unity development and C# programming
• Familiarity with C++ (able to read and understand legacy code)
• Recent focus/interest on generative AI, with hands-on experience in applying LLM frameworks
• Background in game development or interactive 3D applications
• Experience with Python for server-side tooling
• Familiarity with version control systems (e.g., Git)
• Experience integrating AI/ML models into mobile applications, enhancing features such as personalization, recommendations, and real-time decision-making.
• Proficient in using AI-powered frameworks and libraries (e.g., TensorFlow, PyTorch, or Unity ML-Agents) within Unity and .NET environments.
• Strong understanding of AI-driven user interfaces (UI), focusing on adaptive design and predictive behaviors for an optimized mobile experience.
• Passion for staying updated with cutting-edge AI technologies, including generative models and natural language processing (NLP) applications in mobile development.
• Enthusiasm for leveraging AI to enhance mobile gaming, or real-time user interactions, particularly within Unity's ecosystem.

The Fine Print

Pay Transparency Notice

Linden’s Total Rewards philosophy ensures a fair, equitable, and unbiased approach to compensation along with competitive benefits in all locations in which we operate.

In this San Francisco Bay Area-based role, the salary range for this position is $143,000 - $193,000, with a midpoint of $168,000.

We enter new hires between the minimum and the midpoint of the applicable geo-defined range. Our talent partners will discuss this in more detail during the hiring process. Actual base pay within this range is dependent on many factors, including experience, competencies, skills, internal equity, and calibration of market data. In addition to base pay, this position is eligible to receive awards under the equity incentive plan (EIP) + generous benefits program, including comprehensive medical, dental, vision, and 401(k).

Work Environment & Physical Requirements

The physical requirements described here are representative of those that must be met by an employee to successfully perform the essential functions of this role. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

• While performing the duties of this job, the employee is regularly required to perform focused work using the computer without distraction and collaborate with coworkers in both remote and in-office environments.
• Communicate clearly and effectively using hands and fingers for typing.
• Sustain the ability to sit, stand, or remain in a stationary position for extended periods of time (up to eight hours at a time) during calls, meetings, or collaboration sessions, with adjustable workstations and ergonomic support tools provided.
• Maintain prolonged focus on a computer monitor for extended periods of time, often for up to 8 hours or more during a standard workday, while performing tasks that require visual concentration and attention to detail.
• Operate office equipment and handle physical materials during presentations or strategy discussions.
• Move freely around the office to attend meetings, collaborate, participate in team activities, and contribute to shared office upkeep.

Commitment to Equal Opportunity

The Company celebrates diversity of thought, race, national origin and culture, age, experience, religion, economic and social status, gender identity and expression, sexual orientation, marital status, veteran status or disability status. Building a culture of inclusion and belonging allows us to create and share experiences with each other, and with our virtual communities. We always seek to maintain a diverse and welcoming workplace, and candidates from all backgrounds are encouraged to apply.

Global Data Privacy Notice

Depending on your location, the California Privacy Rights Act (CPRA) may regulate the way we manage the data of job applicants. Our full notice outlining how data will be processed as part of the application procedure for applicable locations is available here. By submitting your application, you are agreeing to our use and processing of your data as required.