Software Engineer - Distributed Systems (Mid-Staff Level)

About Mux Mux is video for developers. Our mission is to democratize video by solving the hard problems developers face when building video: video encoding and streaming (Mux Video), video monitoring (Mux Data), and more. Video is a huge part of people's lives, and we want to help make it better. We're committed to building a healthy team that welcomes diverse backgrounds and experiences. We want people who care about our mission, are ready to grow, believe in our values (from Be Human to Turn Customers Into Fans), and want to improve the people around them. You'll join a tight-knit team with experience at places like Google, YouTube, Twitch, Reddit, Zencoder, Fastly, and more. Our founders previously started (and sold) Zencoder, an early leader in cloud video technology, and authored Video.js, the biggest HTML5 video player on the web. We organize Demuxed, the premiere conference for video engineers in the world. We're backed by top investors like Coatue, Accel, Andreessen Horowitz, and Y Combinator. You'll get to work with amazing companies: hundreds of startups, plus Strava, Patreon, Vimeo, Robinhood, PBS, and Equinox. Customers, large and small, love working with us and love our team. We are building something big together. We'd love to hear from you About the Role As a Software Engineer at Mux, you will play a key role in building Mux's next-generation Video products that power delightful user experiences for millions worldwide. You will lead and execute complex projects across our Video stack and infrastructure, handling hundreds of thousands of videos ingested and more than a billion encodes per month using our proprietary just-in-time transcoding architecture. You will also help chart the technical direction of our platform and product offerings and work closely with the rest of the engineering team to advance how we build software collaboratively. What You'll Do Work cross-functionally with product, customer success, and other engineering teams to execute on product and business strategy and build cutting-edge Video products that our customers will love. Contribute to the full development cycle: technical design, development, test, experimentation, analysis, launch & on-call. You'll review code and design docs, give feedback on product specs, and run your code. Take accountability for the planning and delivery of projects, both as a hands-on contributor and architect and as a facilitator. Bring ideas and directly influence your team's roadmap, collaborating closely with cross-functional stakeholders, especially regarding Video features and functionality. Build & promote best practices in your team for availability, reliability, and production readiness. Who you are We are hiring mid to staff-level engineers. 4 years of experience in production Backend & Video Engineering using Golang, C, C++, or other similar languages, with a successful track record of contributing to sizable projects from start to finish with end-user impact. Expertise in building and operating distributed video systems in a service-oriented architecture, including best practices for fault tolerance, latency, and observability. A track record of writing high-quality, maintainable code across multiple services & team boundaries. Solid operational experience with Kubernetes, monitoring tools (we use Grafana & Prometheus), databases (we use CockroachDB, Clickhouse, & Redis) and data streaming technologies (we use Kafka). Strongly preferred: In-depth experience building integrated Video products using open-source libraries like ffmpeg or libav, and ideally, direct contributions to them. You also know what PSNR, VMAF & SSIM are and how to move those. Solid knowledge of different video codecs, encoding, profiles, and compatibility, and a track record of debugging, fixing & optimizing encoding-related issues end to end. Excellent communication, collaboration, and problem-solving skills. In our commitment to provide transparency with candidates, we openly share base pay ranges for all job postings within the United States, regardless of the state. These pay ranges are established using standardized criteria, including job function, level, and location. They're also benchmarked against similar companies in a similar stage of growth. The starting base pay for this position is between $188K-$240K . Actual pay is influenced by various factors such as location, skills, depth of experience, and internal equity. If you don't have all of these requirements but think your experience could be a great fit, that's okay Please apply and we can talk about what's most needed in the role. U.S. Benefits You'd join an amazing team from places like Google/YouTube, Amazon/Twitch, Facebook/Oculus, Reddit, Brightcove, Bain, and the BBC. We have a supportive culture that cares about both excellent work and work-life balance. We are remote-equal, with an office space in Downtown San Francisco and London. Flexible PTO 11 company holidays Weekly no-meeting days quarterly focus weeks Healthy work-life balance encouraged Competitive health, dental, and vision insurance (100% employee and 65% dependent premium coverage) Fully funded fertility benefits HSA available, compatible with high deductible plan only ($100 per single employee/month & $200 per family/month employer contribution) FSA available Short-term and long-term disability insurance Group life insurance Travel accident insurance Employee Assistance Program (EAP) Medical support concierge service 401(k) Paid parental leave Investment in career growth through professional development stipend Reimbursements for headphones, cell phones, device upgrades, and SVoD services of Mux customers Lunch reimbursement program Mux is an Equal Opportunity employer committed to building a diverse company. We believe diversity makes us better, and we strive to be inclusive and equitable. That's why we do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status or disability status.