{"id":151100,"url":"https://alion.io/job/fever-senior-software-engineer-high-performance-scale","title":"Senior Software Engineer - High Performance & Scale","company":{"id":53827,"name":"Fever","domain":"feverup.com","url":"https://alion.io/company/feverup","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"A","score":87,"open_postings":301,"ghost_share":0,"stale_share":0.316,"repost_share":0,"time_to_fill_p50_days":63,"computed_at":"2026-10-16T05:45:00Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Spain"],"countries":["ES"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":48000,"max_usd":102000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":25},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"Apache Kafka","optional":false},{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"Datadog","optional":false},{"name":"Django","optional":false},{"name":"Docker","optional":false},{"name":"Kubernetes","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"RabbitMQ","optional":false},{"name":"Redis","optional":false},{"name":"SQL","optional":false}],"status":"live","first_seen_at":"2026-06-15T14:32:08Z","employer_posted_date":"2026-10-06","last_verified_at":"2026-10-16T22:19:46Z","board_verified":true,"closed_at":null,"days_open":123,"trust":{"level":"ok","repost_count":0,"flags":[],"days_open":122},"description":"Hey there!\nWe’re Fever, the world’s leading tech platform for culture and live entertainment.\nOur mission? To democratize access to culture and entertainment. With our proprietary cutting-edge technology and data-driven approach, we’re revolutionizing the way people engage with live entertainment.\nEvery month, our platform inspires over 300 million people in +55 countries (and counting) to discover unforgettable experiences while also empowering event creators with our data and technology, helping them scale, innovate, and enhance their events to reach new audiences. \nOur results? We’ve teamed up with major industry leaders like Netflix, F.C. Barcelona, and Primavera Sound, presented international award-winning experiences, and are backed by several leading global investors! Impressive, right? \nTo achieve our mission, we are looking for bar-raisers with a hands-on mindset who are eager to help shape the future of entertainment!\nReady to be part of the experience? \nNow, let’s discuss this role and what you will do to help achieve Fever’s mission.\nBehind the user-friendly iOS and Android apps and webpage that work across the world is the engineering team. We are in charge of creating, developing, improving, and maintaining all Fever services so that more people can have an amazing experience.\nAbout the role\nLocation: Spain - 100% Home office friendly.\nAs a Senior Backend Engineer specializing in high-performance systems, you'll play a pivotal role in shaping the backbone of Fever's live-entertainment platform. We're seeking someone with proven software development excellence, a keen eye for code quality, and a drive to get things done right. Join us if you thrive in a fast-paced environment and are excited about pushing the boundaries of what's possible. This is an opportunity tohave real impact in a high-growth global category leader.\nWhat will you do at Fever?\nOn your first month in Fever (Onboarding period): \nYou’ll join a structured onboarding program designed to help you ramp up smoothly. During this period, you will:\nMeet your buddy and team, and get to know Fever’s culture and ways of working.\nSet up your local environment and become familiar with our Python-based stack, CI/CD pipelines, and cloud infrastructure.\nLearn about our architecture and observability tools while contributing small improvements and fixes.\nHave your first code running in production and a clear understanding of our delivery flow and processes.\nBy the end of the onboarding, you’ll be ready to join your long-term squad and start contributing to larger initiatives.\nAfter 3 months in Fever:\nYou’ll be confidently collaborating and delivering at full speed. You will:\nDesign and implement end-to-end features within your squad.\nParticipate in architectural discussions and propose improvements across our services and APIs.\nWork with event-driven systems and focus on performance, reliability, and scalability.\nCollaborate closely with Product, Data, and other Engineering teams to enhance our platform and developer experience.\nOn your 6th month in Fever:\nYou’ll be fully established as a key contributor in your team. You will:\nTake ownership of core components and help evolve their architecture.\nLead by example through code reviews, design sessions, and mentoring.\nContribute to best practices in areas like scalability, observability, and system design.\nDrive continuous improvement and have a visible impact on how we build high-performing services at scale.\nBecome an expert of your domain, using business context and technical excellence to drive strategic initiatives forward\nAbout you\nMust have skills:\nStrong knowledge of building maintainable and scalable code, applying testing driven development and design patterns.\nStrong knowledge of relational databases and SQL, taking it to its limits.\nEvent streaming platforms such as Kafka or RabbitMQ\nHandling services with high concurrencies and high volume requests.\nProficiency in using Datadog or other similar profiling tools and monitoring systems.\nProficiency in business English.\nIdeally, experience with:\nPython (Django/Fast API)\nPostgreSQL and Redis.\nAWS, Docker, and Kubernetes.\nBenefits & Perks\n40% discount on all Fever events and experiences.\nHome office friendly - you can be based anywhere in Spain.\nRelocation package for international candidates.\nResponsibility from day one and professional and personal growth.\nGreat work environment with a young, diverse team of talented people to work with!\nHealth insurance and other benefits such as Flexible remuneration with a 100% tax exemption through Cobee's platform.\nEnglish Lessons.\nGympass Membership.\nPossibility to receive in advance part of your salary through Payflow.\nAttractive compensation package consisting of base salary, stock options and the potential to earn a significant bonus for top performance.\nAbout the process\nFever aims to provide the best-fastest possible experience to our candidates. This is how it would look like:\nTalent Interview - 45 min: An intro to Fever, our culture and a conversation about your background and experience.\nTechnical Interview - 1.5h: A mix of coding and system design real scenarios. \nEM Interview- 1h: A behavioral conversation with an Engineering Lead around ownership, pact and team collaboration. \nThank you for considering joining Fever. We cannot wait to learn more about you!\nIf you want to learn more about us: Fever's Blog | Tech.Eu |TechCrunch\nFever is committed to creating an inclusive and diverse workspace where everyone's background and ideas count. Our main goal is to find the best possible talent regardless of place of birth, racial or ethnic origin, gender, gender identity, religion, opinion, sexual orientation, disability, pregnancy, marital status, age or caring responsibilities. We encourage everyone to apply!\nIf you require any kind of accommodation during the selection process please contact our Talent team so we can help you by providing a welcoming and seamless journey.\nIf you want to know more about how Fever processes your personal data, click here Fever - Candidate Privacy Notice","description_format":"text","description_chars":6112,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"English","level":"Upper-Intermediate (B2)","optional":false}]},"benefits":["Health insurance","Home office","Stock options"],"hiring_locations":[{"name":"Spain","iso":"ES","kind":"country"}],"hiring_excludes":[],"relocation_offered":true,"industries":["Ticketing","Event Management"],"lifecycle":[{"event":"open","at":"2026-06-15T14:32:08Z"}],"visa":[],"liveness":{"score":22,"band":"cold","label":"Long shot","p_open":1,"p_active":0.62,"p_room":0.36,"age_days":122,"expected_fill_days":63,"reasons":["conf:1","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-16T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/fever-senior-software-engineer-high-performance-scale","json_url":"https://alion.io/job/fever-senior-software-engineer-high-performance-scale.json","meta":{"generated_at":"2026-10-16T23:08:20Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":4973,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-17T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":53827},"rest":"https://alion.io/mcp/rest/get_company?id=53827"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ffever-senior-software-engineer-high-performance-scale"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Ffever-senior-software-engineer-high-performance-scale"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Ffever-senior-software-engineer-high-performance-scale"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/fever-senior-software-engineer-high-performance-scale\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ffever-senior-software-engineer-high-performance-scale"}]}