{"schemaVersion":"jobsearcher.job.v1","id":"26df9922f1379d62a439bd81","url":"https://jobsearcher.com/jobs/26df9922f1379d62a439bd81","canonicalUrl":"https://jobsearcher.com/jobs/26df9922f1379d62a439bd81","title":"Backend Software Engineer (Python, SQL)","description":"About The CompanySleeper is a rapidly growing platform dedicated to connecting sports enthusiasts through engaging games and vibrant community interactions. Our mission is to revolutionize the way fans participate in sports by offering innovative fantasy sports and real-money gaming experiences. As one of the leading platforms in this space, we provide a variety of features including season-long leagues, pick'em contests, and real-time social interactions that foster a sense of community among users. Our lean, passionate, and product-focused team prioritizes delivering delightful, fast, and reliable user experiences to support our expanding user base. Backed by prominent investors such as Andreessen Horowitz and General Catalyst, Sleeper is committed to shaping the future of sports engagement and entertainment.About The RoleWe are seeking a talented Staff Software Engineer - Backend to join our team and help scale our core systems supporting fantasy sports and daily fantasy sports (DFS) offerings. In this pivotal role, you will be responsible for making architectural decisions, developing critical backend services, and mentoring fellow engineers. Your work will directly impact millions of passionate sports fans by enabling real-time contest engines, game logic, personalized content, and secure payment systems. As a senior technical leader, you will own significant portions of our backend infrastructure, define performance and scalability standards, and drive technical excellence within the team. This role offers an opportunity to influence the technical direction of Sleeper’s products and contribute to building a high-performance, resilient, and scalable backend system.Qualifications7+ years of backend software engineering experience, including leadership roles such as staff engineer or technical leadProven experience designing and scaling distributed systems that serve millions of users in real-time or gaming environmentsStrong proficiency in one or more backend programming languages such as Go, Python, Node.js, or JavaDeep understanding of database systems, including SQL and NoSQL, as well as caching strategies and message queues like Kafka, RabbitMQ, or Pub/SubExperience designing and maintaining RESTful and/or GraphQL APIs, data models, and internal toolingCloud platform experience (AWS, GCP, or similar), with familiarity with containerization (Docker) and orchestration (Kubernetes is a plus)Strong product mindset with a focus on user-centric developmentExcellent communication and collaboration skills, with a passion for mentoring and team developmentBonus qualifications include proficiency in Elixir, and a passion for sports, gaming, or building multiplayer and real-time systemsResponsibilitiesDesign and develop core backend systems that power Sleeper’s games, including fantasy contests, user profiles, leaderboards, and real-time featuresArchitect scalable, distributed systems capable of handling millions of concurrent users with low latency and high availabilityLead backend initiatives from concept through deployment, ensuring clean interfaces, comprehensive documentation, and resilient infrastructureOptimize system performance by monitoring, profiling, and capacity planning to proactively address bottlenecksCollaborate with cross-functional teams including product managers, designers, and frontend developers to deliver engaging featuresMentor engineering team members, conduct code reviews, and establish backend engineering best practices and standardsDrive innovation and technical strategy, contributing to the overall team culture and engineering excellenceBenefitsCompetitive salary ranging from $225,000 to $300,000 annually, commensurate with experienceEquity options to align your success with company growthComprehensive medical, dental, and vision insurance plans401(k) retirement savings planGenerous paid time off and flexible remote work policyOpportunities for rapid career advancement in a high-impact environmentA small, focused team where individual contributions are highly valuedEqual OpportunitySleeper is an equal opportunity employer committed to fostering an inclusive environment for all employees and applicants. We do not discriminate based on race, color, religion, sex, sexual orientation, gender identity, marital status, citizenship, age, national origin, disability, veteran status, or any other protected class. We believe in fair and equitable pay and provide reasonable accommodations for qualified individuals with disabilities or disabled veterans. If you require accommodations during the application process, please contact us at jobs@sleeper.app. We are dedicated to building a diverse team that reflects the communities we serve and encourages all qualified individuals to apply.","company":"Sundayy","rawCompany":"sundayy","city":"Denver","state":"CO","isRemote":false,"isActive":false,"createdAt":"2026-08-14T15:17:33.752Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"}],"industries":[{"code":"513210","title":"Software Publishers","slug":"software-publishers"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Backend Software Engineer (Python, SQL)","description":"About The CompanySleeper is a rapidly growing platform dedicated to connecting sports enthusiasts through engaging games and vibrant community interactions. Our mission is to revolutionize the way fans participate in sports by offering innovative fantasy sports and real-money gaming experiences. As one of the leading platforms in this space, we provide a variety of features including season-long leagues, pick'em contests, and real-time social interactions that foster a sense of community among users. Our lean, passionate, and product-focused team prioritizes delivering delightful, fast, and reliable user experiences to support our expanding user base. Backed by prominent investors such as Andreessen Horowitz and General Catalyst, Sleeper is committed to shaping the future of sports engagement and entertainment.About The RoleWe are seeking a talented Staff Software Engineer - Backend to join our team and help scale our core systems supporting fantasy sports and daily fantasy sports (DFS) offerings. In this pivotal role, you will be responsible for making architectural decisions, developing critical backend services, and mentoring fellow engineers. Your work will directly impact millions of passionate sports fans by enabling real-time contest engines, game logic, personalized content, and secure payment systems. As a senior technical leader, you will own significant portions of our backend infrastructure, define performance and scalability standards, and drive technical excellence within the team. This role offers an opportunity to influence the technical direction of Sleeper’s products and contribute to building a high-performance, resilient, and scalable backend system.Qualifications7+ years of backend software engineering experience, including leadership roles such as staff engineer or technical leadProven experience designing and scaling distributed systems that serve millions of users in real-time or gaming environmentsStrong proficiency in one or more backend programming languages such as Go, Python, Node.js, or JavaDeep understanding of database systems, including SQL and NoSQL, as well as caching strategies and message queues like Kafka, RabbitMQ, or Pub/SubExperience designing and maintaining RESTful and/or GraphQL APIs, data models, and internal toolingCloud platform experience (AWS, GCP, or similar), with familiarity with containerization (Docker) and orchestration (Kubernetes is a plus)Strong product mindset with a focus on user-centric developmentExcellent communication and collaboration skills, with a passion for mentoring and team developmentBonus qualifications include proficiency in Elixir, and a passion for sports, gaming, or building multiplayer and real-time systemsResponsibilitiesDesign and develop core backend systems that power Sleeper’s games, including fantasy contests, user profiles, leaderboards, and real-time featuresArchitect scalable, distributed systems capable of handling millions of concurrent users with low latency and high availabilityLead backend initiatives from concept through deployment, ensuring clean interfaces, comprehensive documentation, and resilient infrastructureOptimize system performance by monitoring, profiling, and capacity planning to proactively address bottlenecksCollaborate with cross-functional teams including product managers, designers, and frontend developers to deliver engaging featuresMentor engineering team members, conduct code reviews, and establish backend engineering best practices and standardsDrive innovation and technical strategy, contributing to the overall team culture and engineering excellenceBenefitsCompetitive salary ranging from $225,000 to $300,000 annually, commensurate with experienceEquity options to align your success with company growthComprehensive medical, dental, and vision insurance plans401(k) retirement savings planGenerous paid time off and flexible remote work policyOpportunities for rapid career advancement in a high-impact environmentA small, focused team where individual contributions are highly valuedEqual OpportunitySleeper is an equal opportunity employer committed to fostering an inclusive environment for all employees and applicants. We do not discriminate based on race, color, religion, sex, sexual orientation, gender identity, marital status, citizenship, age, national origin, disability, veteran status, or any other protected class. We believe in fair and equitable pay and provide reasonable accommodations for qualified individuals with disabilities or disabled veterans. If you require accommodations during the application process, please contact us at jobs@sleeper.app. We are dedicated to building a diverse team that reflects the communities we serve and encourages all qualified individuals to apply.","datePosted":"2026-08-14T15:17:33.752Z","dateModified":"2026-08-14T15:17:33.752Z","hiringOrganization":{"@type":"Organization","name":"Sundayy","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Denver","addressRegion":"CO","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"26df9922f1379d62a439bd81"},"url":"https://jobsearcher.com/jobs/26df9922f1379d62a439bd81"}}