Zwift

Designing and implementing game features and systems in C++ across multiple platforms, optimizing performance, and ensuring code quality. | Requires 5+ years of C++ experience, knowledge of multi-threading, memory management, and experience with automated testing and CI/CD. | Location: Remote - eligible US locations About the role and about you: As Senior Software Engineer, Game Systems, you'll work with a team of talented engineers to ensure that Zwift customers have a smooth, stable game experience across all of our supported platforms, including iOS, Windows, Android, Mac, and Apple TV. You will work at the heart of our custom game platform, and play an important role in building and optimizing our game systems, application architecture, and player-facing experiences. This role is ideal for engineers with strong C++ skills who can effectively deliver results, deal with ambiguity, and collaborate closely with teammates and stakeholders. You will focus on writing high-quality, testable code, improving application performance, creating instrumentation and metrics, and ensuring compatibility across a wide range of platforms and devices. You will have the opportunity to shape the technical foundation of our game and help us innovate in the fitness gaming space. If you're excited about solving complex technical challenges, driving engineering and operational excellence, and working on a product that inspires millions of users worldwide, we'd love to hear from you! What you’ll do: Design and implement game features and systems in C++ for all Zwift platforms (iOS, Windows, Android, Mac, Apple TV), ensuring optimal performance and maintainability. Collaborate with cross-functional teams, including game engineers, backend engineers, product managers, and UX designers to design, plan, test, and deliver high-quality features. Optimize game performance through profiling, instrumentation, and improvements in CPU utilization, memory usage, and startup times. Build tools and frameworks to improve development workflows and empower other other engineers. Debug and resolve complex issues across a diverse set of devices and platforms, improving reliability and stability. Contribute to code reviews, design discussions, and team planning processes. Ensure code quality through automated testing (e.g., unit testing, integration testing, and similar). Advocate for and implement engineering best practices like automated testing, Continuous Integration / Continuous Deployment (CI/CD), reusability, and maintainability. What we’re looking for: Bachelor's degree in Computer Science, Software Engineering, or similar discipline. 5+ years of relevant engineering experience. Strong expertise in C++ development, including experience with native libraries and performance optimization. Familiarity with multi-threading, memory management, and software design patterns. Proven experience delivering production-quality features with appropriate levels of testing and instrumentation. Familiar with Git and version control workflows. Experience with CI/CD and automated testing frameworks. Strong problem-solving skills and able to work and collaborate effectively in remote, distributed teams. Bonus points: Experience working on game engines (Unity, Unreal, or custom-built) and their integration with native platforms. Familiarity with multiplayer game systems and latency-sensitive applications. Experience in experimentation and feature flag systems (e.g. Amplitude, Optimizely, Firebase, or similar). Experience with Java and modern Android development practices. Solid understanding of Android app architecture, the JNI, and native-to-Java bridging. Interest in building solutions that support our engaged Zwift Community of cyclists, runners, and fitness enthusiasts. If Zwift determines in any stage of our interviews that any AI tools are being used without disclosure or citation, your candidacy will be disqualified. For All US Based Full-Time Positions: The base salary for this position ranges between $128,000.00 to $204,000.00. The base salary will be based on a number of factors including the role offered, the individual's job-related knowledge, skills, qualifications, and geographic location. In addition to base salary, Zwift is proud to offer a comprehensive and competitive benefits package for all eligible employees which also includes performance bonuses, equity, and a full range of medical, financial, and other perks and benefits. How to stand out among the rest: Your resume/CV is enough to show off your skills, accomplishments, and experience. However, if you choose to include a cover letter introducing us to your awesome personality, we will read that too. We strongly believe that different backgrounds and ideas are a competitive advantage; we hire candidates of any race, color, ancestry, religion, sex, national origin, sexual orientation, gender identity, age, marital or family status, disability, Veteran status, and any other status. Zwift is proud to be an Equal Opportunity Employer. If you have a disability or special need that requires accommodation, please let us know by emailing careers@zwift.com. Zwift, Inc. is an Equal Opportunity Employer.

Manage and optimize the online store for conversion, technical site management, and analytics. | Experience in e-commerce, Shopify, web analytics, A/B testing, and technical troubleshooting. | Location: Remote - eligible US locations About the role and about You: We are seeking a data-driven E-commerce Growth Manager to take full ownership of our global online store. This is not a passive "site maintenance" role; we are looking for a technical builder who will actively engineer our store for growth. You will be responsible for the technical health of the site, continuous conversion rate optimizations, and seamless execution of product launches and promotions. This role sits within our Growth Organization and serves as the vital technical bridge between our Marketing, Web UX/Design, and Supply Chain teams. A primary focus in the first 6 months will be supporting the build and launch of a new Shopify theme. What you’ll do: Conversion Rate Optimization: Build, maintain, and execute a rigorous experimentation roadmap across landing pages, product descriptions, checkout flows, post-purchase funnels, etc. to maximize shopping conversion rate. Technical Management: Manage the Shopify environment and configuration, including app integrations, theme customizations (Liquid/CSS/HTML), and site speed optimization. Product Launches & Promotions: Accountable for business-as-usual shop management (e.g., product launches, troubleshoot issues, app management, managing assortment), executing product promotions, and release planning/publishing. Analytics & Insights: own funnel analytics and performance dashboards for the shop. Monitor and report on KPIs via Shopify Analytics, GA4, heatmaps, session recordings, etc. to identify friction points and opportunity areas. Google Shopping: technical point of contact for Google Merchant Center. Monitor the product feed for errors, ensure all products are correctly categorized (GTINs, Titles, Descriptions), and troubleshoot any "disapproved" items. Implement best practices: Recommend and implement best-in-class Shopify apps to drive business results and audit/prune apps to ensure site stability and cost-efficiency. Customer Experience: Ensure all enhancements follow best practices for usability, accessibility, and mobile-first performance and maintain visual and functional parity with core Zwift.com experience. What we’re looking for: Conversion rate optimization: 5-7+ years of experience in conversion rate optimization, e-commerce optimization, web analytics, and/or growth-focused digital roles. A/B Testing: Deep hands-on experience with A/B and multivariate testing tools (Amplitude, Optimizely) with a proven track record of improving conversion through experimentation. Shopify expertise: Strong Shopify experience managing high-volume, global stores and deep experience with Shopify app ecosystem across checkout, bundling, reviews, etc. Analytics: Advanced understanding of GA4, Google Merchant Center/Google Ads, attribution, heatmaps, and behavioral analytics tools. SEO: Solid understanding of technical SEO for e-commerce and how to align the store with paid social/search campaigns and agentic commerce. Highly motivated, proactively driven, and deeply passionate about building best-in-class digital experiences and achieving measurable results. Ability to troubleshoot technical bugs or integration issues quickly without always relying on outside developers. Bonus points: Passion for fitness, gaming, or sport and understanding of our product assortment. Experience working with remote, distributed teams. If Zwift determines in any stage of our interviews that any AI tools are being used without disclosure or citation, your candidacy will be disqualified. For All US Based Full-Time Positions: The base salary for this position ranges between $110,000.00 to $150,000.00. The base salary will be based on a number of factors including the role offered, the individual's job-related knowledge, skills, qualifications, and geographic location. In addition to base salary, Zwift is proud to offer a comprehensive and competitive benefits package for all eligible employees which also includes performance bonuses, equity, and a full range of medical, financial, and other perks and benefits. How to stand out among the rest: Your resume/CV is enough to show off your skills, accomplishments, and experience. However, if you choose to include a cover letter introducing us to your awesome personality, we will read that too. We strongly believe that different backgrounds and ideas are a competitive advantage; we hire candidates of any race, color, ancestry, religion, sex, national origin, sexual orientation, gender identity, age, marital or family status, disability, Veteran status, and any other status. Zwift is proud to be an Equal Opportunity Employer. If you have a disability or special need that requires accommodation, please let us know by emailing careers@zwift.com. Zwift, Inc. is an Equal Opportunity Employer.

Leading and developing customer support teams, designing scalable processes, and improving service quality. | Requires 8+ years in software engineering with C++ and game system experience, plus 3+ years in engineering management, which are not reflected in your profile. | Location: Remote - eligible US locations About the role and about you: As Senior Engineering Manager, Game Systems, you'll lead a team of talented engineers responsible for ensuring Zwift customers have a smooth, stable game experience across all supported platforms, including iOS, Windows, Android, Mac, and Apple TV. You will work at the heart of our game platform, overseeing the technical direction and delivery of our game systems, application architecture, and player-facing experiences. This role is ideal for engineering leaders with strong C++ fluency who can guide technical decisions, grow high-performing teams, and navigate ambiguity while delivering results. You'll be responsible for building and developing your team, setting technical direction, and ensuring your engineers are solving the right problems in the right ways. While your primary focus will be leadership, execution, and delivery, you should be comfortable contributing to our custom C++ game codebase as well. If you're excited about leading teams through complex technical challenges, bridging real-world and virtual experiences, and shaping a product that inspires millions of users worldwide, we'd love to hear from you. What you’ll do: Lead, mentor, and grow a team of engineers working on Zwift's core game systems, fostering a healthy team culture and high engineering standards. Partner with our Recruiting team to source, interview, and hire engineers as the team scales from 3 to 5+ members. Set technical direction for game systems across all Zwift platforms, balancing short-term delivery with long-term architectural health. Collaborate with cross-functional partners, including game engineers, backend engineers, product managers, and UX designers, to define roadmaps, align priorities, and deliver high-quality features. Drive engineering and operational excellence through investment in testing, instrumentation, CI/CD, and developer tooling. Manage competing priorities and ambiguity, proactively surfacing decisions and tradeoffs to leadership and stakeholders. Contribute technically through code reviews, design discussions, architectural guidance, and hands-on development when appropriate. Identify and mitigate risks, resolve cross-team dependencies, and ensure reliable delivery against a 6-12 month planning horizon. Champion continuous improvement across your team and neighboring teams, identifying bottlenecks and driving solutions. What we’re looking for: 8+ years of relevant software engineering experience, with strong fluency in C++ and systems-level development. 3+ years of experience managing software engineers, including hiring, performance management, and career development. Strong technical foundation in game systems, 3D environments, or real-time applications, with the ability to guide architectural decisions and evaluate trade-offs. Experience delivering production-quality software across multiple platforms, with a strong understanding of performance optimization, memory management, and cross-platform challenges. Proven ability to build and grow healthy, high-performing engineering teams. Comfortable operating in ambiguous problem spaces, partnering with product and leadership to define success and drive alignment. Excellent communication skills, with the ability to translate technical concepts for diverse audiences and resolve conflict constructively. Familiarity with modern development practices including CI/CD, automated testing, and version control workflows. Bonus points: Experience working on game engines (Unity, Unreal, or custom-built) and their integration with native platforms. Background in multiplayer systems and latency-sensitive applications. Experience building systems that bridge physical and digital experiences: fitness tech, spatial computing, sensor integration, or similar domains. Familiarity with mobile platform development, including iOS and Android native layers. Interest in building products that support our engaged Zwift Community of cyclists, runners, and fitness enthusiasts. For All US Based Full-Time Positions: The base salary for this position ranges between $149,500.00 to $238,500.00. The base salary will be based on a number of factors including the role offered, the individual's job-related knowledge, skills, qualifications, and geographic location. In addition to base salary, Zwift is proud to offer a comprehensive and competitive benefits package for all eligible employees which also includes performance bonuses, equity, and a full range of medical, financial, and other perks and benefits. How to stand out among the rest: Your resume/CV is enough to show off your skills, accomplishments, and experience. However, if you choose to include a cover letter introducing us to your awesome personality, we will read that too. We strongly believe that different backgrounds and ideas are a competitive advantage; we hire candidates of any race, color, ancestry, religion, sex, national origin, sexual orientation, gender identity, age, marital or family status, disability, Veteran status, and any other status. Zwift is proud to be an Equal Opportunity Employer. If you have a disability or special need that requires accommodation, please let us know by emailing careers@zwift.com. Zwift, Inc. is an Equal Opportunity Employer.