{"id":2655358,"url":"https://alion.io/job/fanduel-senior-software-engineer-4","title":"Senior Software Engineer","company":{"id":174501,"name":"FanDuel","domain":"fanduel.com","url":"https://alion.io/company/fanduel","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":82,"open_postings":13,"ghost_share":0,"stale_share":0.538,"repost_share":0,"time_to_fill_p50_days":65,"computed_at":"2026-10-16T05:45:00Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["New York, United States","Atlanta, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":138000,"max":181000,"currency":"USD","period":"year","gross":null,"usd_annual":181000},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Amazon ECS","optional":false},{"name":"API Gateway","optional":false},{"name":"AWS","optional":false},{"name":"AWS Lambda","optional":false},{"name":"Buildkite","optional":false},{"name":"CI/CD","optional":false},{"name":"Claude","optional":false},{"name":"Cursor","optional":false},{"name":"Datadog","optional":false},{"name":"Git","optional":false},{"name":"GitLab","optional":false},{"name":"JavaScript","optional":false},{"name":"Jenkins","optional":false},{"name":"React Native","optional":false},{"name":"Sentry","optional":false},{"name":"TypeScript","optional":false},{"name":"React.js","optional":true}],"status":"live","first_seen_at":"2026-10-15T21:03:19Z","employer_posted_date":"2026-10-15","last_verified_at":"2026-10-16T23:46:36Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"THE POSITION \nOur roster has an opening with your name on it \nWe’re looking for passionate & experienced technologists, strong communicators, and those with a commitment to continuous improvement. The ideal candidate will be proficient in frontend engineering with ability to contribute to backend when necessary. We’re looking for the confidence to propose pragmatic solutions to complex problems and be eager to learn from and educate others as a Senior Software Engineer working for our Sportsbook domain.\nYou will be working with the FanDuel Sportsbook application, providing our customers with a best-in-class experience as a frontend proficient Software Engineer. You’ll play a pivotal part in making our platform highly usable and will write clear, scalable, and high-quality code. You will work continuously to improve architecture and processes to improve quality and efficiency. In addition to the specific responsibilities outlined above, employees may be required to perform other such duties as assigned by the Company. This ensures operational flexibility and allows the Company to meet evolving business needs. \nTHE GAME PLAN \nEveryone on our team has a part to play \nYour work is consistently of high quality. You solve difficult problems, applying appropriate technologies and best practices. You work with your team to invent, design and build software that is stable and performant. You are proficient in a broad range of design approaches and know when it is appropriate to use them and when it is not. Your solutions are pragmatic. You consider the legacy of the code you produce and write code that an Engineer unfamiliar with the system can understand. You limit the use of short-term workarounds. You do things with the proper level of complexity the first time (or at least minimize incidental complexity). You create flexible software without over-engineering. You make appropriate trade-offs, re-use where possible, and are judicious about introducing dependencies. You are efficient with resource usage (e.g., system hardware, database, memory/CPU, etc). \nYou work on project ideas with stakeholders, and peers. \nYou own parts of product and technology and strive to become a subject matter expert. \nYou write simple and extendable code following standards and best practices. You test your code thoroughly.\nYou utilize AI-powered tools to maximize efficiency.\nYou help balance customer requirements with the team requirements.\nYou help your team evolve by actively participating in the code review process, design discussions, team planning, and ticket/metric/COE reviews. \nYou classify, store, and handle data in accordance with FanDuel policies. \nYou track security risks and mitigate and/or escalate them in a timely manner.\nYou focus on operational excellence, constructively identifying problems and proposing solutions. \nYou take on projects and make software enhancements that improve the team software and processes. \nYou work to resolve the root cause of complex problems, leaving software better and easier to maintain than when you found it. \nYou mentor and help new team-mates on how your team's software is constructed, how it operates, and how it fits into the bigger picture. \nYou foster a constructive dialogue and seek resolutions in a professional way. \nYou help recruit and interview for your team. \nYou estimate stories/tasks accurately and deliver them in time. \nOn-call rotation where required. You provide excellent customer support on behalf of Technology.\nYou keep yourself up to date with market standards, and open-source frameworks. \nMost importantly, you are: humble, pragmatic, self-managed, thirsty for knowledge, never satisfied and always challenging the norm. You demonstrate responsibility for the state of the code you both inherit and produce. \nTHE STATS \nWhat we’re looking for in our next teammate \nDegree in Computer Science, related field, or equivalent work experience. \n5 or more years of Software Development experience in creating and maintaining mobile applications with experience in React and React Native. \nStrong proficiency in JavaScript/TypeScript and core web technologies (HTML and CSS)\nA fundamental understanding of data structures and algorithms with experience working with backend for frontend (BFF) architectural patterns.\nProficient with prompting AI-powered development tools Claude or Cursor to accelerate coding workflows, improve code quality, and increasing efficiency.\nExperience working with cloud-based infrastructure and technologies, preferably AWS (Lambda, API Gateway, ECS, RDS). \nExperienced with optimization utilizing monitoring and alerting tools like DataDog or Sentry.\nExperience working with CI/CD pipeline tooling, preferably Jenkins or Buildkite. \nFamiliarity with Git, GitLab, Atlassian suite preferred.\nExperience with unit testing, testing tools, integrating testing and best-quality practices into an SDLC.\nABOUT FANDUEL \nFanDuel Group is the premier mobile gaming company in the United States and Canada. FanDuel Group consists of a portfolio of leading brands across mobile wagering including: America’s #1 Sportsbook, FanDuel Sportsbook; its leading iGaming platform, FanDuel Casino; the industry’s unquestioned leader in horse racing and advance-deposit wagering, FanDuel Racing; and its daily fantasy sports product. \nIn addition, FanDuel Group operates FanDuel TV, its broadly distributed linear cable television network and FanDuel TV+, its leading direct-to-consumer OTT platform. FanDuel Group has a presence across all 50 states, Canada, and Puerto Rico. \nThe company is based in New York with US offices in Los Angeles, Atlanta, and Jersey City, as well as global offices in Canada and Scotland. The company’s affiliates have offices worldwide, including in Ireland, Portugal, Romania, and Australia. \nFanDuel Group is a subsidiary of Flutter Entertainment, the world's largest sports betting and gaming operator with a portfolio of globally recognized brands and traded on the New York Stock Exchange (NYSE: FLUT). \nPLAYER BENEFITS \nWe treat our team right\nWe offer amazing benefits above and beyond the basics. We have an array of health plans to choose from (some as low as $0 per paycheck) that include programs for fertility and family planning, mental health support, and fitness benefits. We offer generous paid time off (PTO & sick leave), annual bonus and long-term incentive opportunities (based on performance), 401k with up to a 5% match, commuter benefits, pet insurance, and more - check out all our benefits here: FanDuel Total Rewards. *Benefits differ across location, role, and level.\nFanDuel is an equal opportunities employer and we believe, as one of our principles states, “We are One Team!”. As such, we are committed to equal employment opportunity regardless of race, color, ethnicity, ancestry, religion, creed, sex, national origin, sexual orientation, age, citizenship status, marital status, disability, gender identity, gender expression, veteran status, or any other characteristic protected by state, local or federal law. We believe FanDuel is strongest and best able to compete if all employees feel valued, respected, and included.\nFanDuel is committed to providing reasonable accommodations for qualified individuals with disabilities. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please email .\nThe applicable salary range for this position is $138,000 - $181,000 USD, which is dependent on a variety of factors including relevant experience, location, business needs and market demand. This role may offer the following benefits: medical, vision, and dental insurance; life insurance; disability insurance; a 401(k) matching program; among other employee benefits. This role may also be eligible for short-term or long-term incentive compensation, including, but not limited to, cash bonuses and stock program participation. This role includes paid personal time off and 14 paid company holidays. FanDuel offers paid sick time in accordance with all applicable state and federal laws.\nIt is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.\n#LI-Hybrid","description_format":"text","description_chars":8435,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["401k plan","Dental insurance","Life insurance"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Sports Betting","iGaming & Gambling"],"lifecycle":[{"event":"open","at":"2026-10-15T22:51:22Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 1","filings_12m":1,"filings_prev_12m":0,"green_card_filings_12m":0,"median_offered_wage_usd":287500,"route":null,"cap_exempt":false,"checked_at":"2026-10-15T11:24:14+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)","US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":0}],"liveness":{"score":63,"band":"ok","label":"Likely open","p_open":1,"p_active":0.632,"p_room":1,"age_days":0,"expected_fill_days":65,"reasons":["conf:3","stale_co","velocity","win:early"],"computed_at":"2026-10-16T05:45:00Z"},"pay":{"stated_usd_annual":181000,"is_top_pay":true},"html_url":"https://alion.io/job/fanduel-senior-software-engineer-4","json_url":"https://alion.io/job/fanduel-senior-software-engineer-4.json","meta":{"generated_at":"2026-10-17T03:33:54Z","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":4673,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-18T00:00:00Z"}},"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":174501},"rest":"https://alion.io/mcp/rest/get_company?id=174501"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ffanduel-senior-software-engineer-4"},{"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%2Ffanduel-senior-software-engineer-4"},{"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%2Ffanduel-senior-software-engineer-4"},{"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/fanduel-senior-software-engineer-4\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ffanduel-senior-software-engineer-4"}]}