{"id":3468285,"url":"https://alion.io/job/major-league-baseball-software-engineer-fan-identity","title":"Software Engineer, Fan Identity","company":{"id":678408,"name":"Major League Baseball","domain":"mlb.com","url":"https://alion.io/company/mlb-5","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":76,"open_postings":12,"ghost_share":0,"stale_share":0.917,"repost_share":0.083,"time_to_fill_p50_days":23,"computed_at":"2026-10-30T05:48:23Z"}},"role":"Backend","role_family":"Backend","seniority":"middle","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["New York, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":120000,"max":155000,"currency":"USD","period":"year","gross":null,"usd_annual":155000},"salary_estimate":null,"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"GCP","optional":false},{"name":"Git","optional":false},{"name":"Go","optional":false},{"name":"JavaScript","optional":false},{"name":"Kubernetes","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"React.js","optional":false},{"name":"Spring Boot","optional":false},{"name":"TypeScript","optional":false},{"name":"ActiveMQ","optional":true},{"name":"Akamai","optional":true},{"name":"Apache Kafka","optional":true},{"name":"Cloudflare","optional":true},{"name":"Fastly","optional":true},{"name":"Java","optional":true},{"name":"RabbitMQ","optional":true},{"name":"Redis","optional":true}],"status":"live","first_seen_at":"2026-10-29T13:46:46Z","employer_posted_date":"2026-10-29","last_verified_at":"2026-10-30T18:45:18Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Major League Baseball is looking for a Software Engineer, Fan Identity to build and operate core platforms that power MLB’s business across fan platforms. The Fan Identity Team is responsible for architecture, securing, and managing the digital identities of millions of fans across a massive digital ecosystem (ticketing apps, e-commerce stores, streaming platforms, and ballpark-related apps). This team is also responsible for how fan data is aggregated, stored, and compliant with global privacy laws. We care about security along with high throughput, reliability, performance, and a culture of thoughtful engineering, learning, and mentorship.\nYou’ll become a key contributor on our team, building and owning production applications and services that power fan platforms and collaborating closely within an agile team to deliver best-in-class solutions. The ideal candidate is a self-motivated engineer with strong experience in application development and a proven ability to learn quickly and deliver high-quality results.\nResponsibilities\nDevelop production applications: Build and maintain services and user interfaces using core technologies such as Java, Spring Boot, TypeScript, React, PostgreSQL, Queues, Google Cloud, Kubernetes, and more\nMaintain and debug software: Instrument applications with logs, metrics, and traces. Use them to diagnose and resolve production issues. Build dashboards and alerts, and participate in a minimally interruptive on call rotation\nCollaborate and communicate: Contribute across the full software development lifecycle. Planning, requirements gathering, design, development, testing, and maintenance. Provide thorough code reviews, seek feedback on your own work, and partner with product owners to ensure a strong user experience and right sized scope\nContinuously improve quality: Add unit and integration tests, fix bugs, reduce technical debt, and stay current with evolving technologies\nKeep learning: Seek feedback, pair program, and grow skills across our stack, including backend, frontend, data, and cloud\nQualifications & Skills\n3+ years of professional experience designing, building, and maintaining large-scale, full stack systems\nProficiency in at least one modern language such as Java, Python, TypeScript and Node, or Go\nDemonstrated proficiency using a modern JavaScript framework\nHands on experience in Web APIs and Git\nA strong foundation with relational databases such as PostgreSQL and writing simple queries\nExcellent problem solving and communication skills, with a passion for collaborating in a fast paced, agile environment\nExposure to containers and cloud concepts, or eagerness to learn quickly\nCore Traits\nResults-oriented: You work with your team to clarify ambiguous tasks, design and implement solutions efficiently, and communicate progress, challenges, and blockers effectively\nTechnically strong: You have broad and deep technical knowledge, capable of building applications end-to-end from UI to database. You understand web application and microservice architectures and know when to apply transactional vs. eventual consistency models\nLearner’s mindset: You’re always seeking to learn, ask thoughtful questions, and act quickly on feedback\nCollaborative teammate: You communicate clearly and respectfully, foster a supportive team environment, and handle differing opinions with professionalism and openness\nAI-augmented, not AI-dependent: You use AI tools to assist, not replace, thoughtful engineering and human judgment\nOwnership and accountability: You take pride in your work, feel a deep sense of ownership, and reflect on both successes and setbacks to continually improve\nPreferred Skills\nCloud Platforms: Hands on experience with Google Cloud Platform\nCaching: Knowledge of Redis or Valkey\nAsynchronous Messaging: Familiarity with message brokers like ActiveMQ, Kafka, or RabbitMQ\nContent Delivery Networks (CDNs): Experience with Fastly, Cloudflare, or Akamai\nCustomer Identity and Access Management (CIAM): Deploying and managing Customer Identity and Access Management platforms\nSalary Range: $120,000 - $155,000 (Base Salary) + Bonus\nAs a candidate for this position, your salary and related aspects of compensation will be contingent upon your work experience, education, skills, and any other factors MLB considers relevant to the hiring decision. In addition to your salary, MLB believes in providing a competitive compensation and benefits package for its employees.\nTop MLB Perks & Benefits\nCompetitive Benefits Package\nCompany 401K Contribution\nPaid Time Off and Holidays\nPaid Parental Leave\nAccess to Free Tickets to Baseball Games & MLB.TV\nDiscounts at MLB Store | MLBShop.com\nEmployee Assistance Programs (EAP)\nOnsite/Online Training & Development Programs\nTuition Reimbursement\nDisability Benefits (short term and long term)\nLife and Accidental Death Insurance\nPet Insurance\nWhy MLB?\nMajor League Baseball (MLB) is the most historic of the major professional sports leagues in the United States and Canada. Employees love working at MLB because of the culture of growth, teamwork, and professionalism. Employees who are most successful at MLB take initiative, know how to identify problems and provide solutions, and always put the Team first. For those ready to step up to the plate and join the major leagues, MLB takes the same approach as teams do with their players: empowering our “workforce athletes” to be at their best by engineering experiences that put employees in the best position to succeed. Major League Baseball is looking for candidates who are passionate about growing America’s pastime to best serve its fans for decades to come.\nCalifornia Residents: Please see our California Recruitment Privacy Policy for more details.\nColorado Residents: Colorado based applicants may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.\nApplicants requiring a reasonable accommodation for any part of the application and hiring process, please email us at . Requests received for non-disability related issues, such as following up on an application, will not receive a response.\nAre you ready to Step Up to the Plate? Apply below!","description_format":"text","description_chars":6307,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["401k plan","Parental leave"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Sports Organizations"],"lifecycle":[{"event":"open","at":"2026-10-29T16:05:15Z"}],"visa":[],"liveness":{"score":60,"band":"ok","label":"Likely open","p_open":1,"p_active":0.602,"p_room":1,"age_days":0,"expected_fill_days":23,"reasons":["conf:0","stale_co","win:early"],"computed_at":"2026-10-30T05:48:23Z"},"pay":{"stated_usd_annual":155000,"is_top_pay":false},"html_url":"https://alion.io/job/major-league-baseball-software-engineer-fan-identity","json_url":"https://alion.io/job/major-league-baseball-software-engineer-fan-identity.json","meta":{"generated_at":"2026-10-30T19:28:05Z","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":8848,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-31T00:00:00Z"}},"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":678408},"rest":"https://alion.io/mcp/rest/get_company?id=678408"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fmajor-league-baseball-software-engineer-fan-identity"},{"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%2Fmajor-league-baseball-software-engineer-fan-identity"},{"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%2Fmajor-league-baseball-software-engineer-fan-identity"},{"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/major-league-baseball-software-engineer-fan-identity\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fmajor-league-baseball-software-engineer-fan-identity"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3468285}},{"tool":"search_jobs","arguments":{"company":"mlb.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3468285},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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