{"id":52264,"url":"https://alion.io/job/westernalliancebank-mulesoft-api-principal-engineer-i","title":"MuleSoft API Principal Engineer I","company":{"id":5960,"name":"Western Alliance Bank","domain":"westernalliancebank.com","url":"https://alion.io/company/westernalliancebank","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":84,"open_postings":23,"ghost_share":0.043,"stale_share":0.522,"repost_share":0.043,"time_to_fill_p50_days":30,"computed_at":"2026-10-29T05:49:05Z"}},"role":"Enterprise Apps","role_family":"Enterprise Apps","seniority":"lead","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Phoenix, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":89000,"max_usd":181000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":282},"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Apache Kafka","optional":false},{"name":"Azure","optional":false},{"name":"Azure Cosmos DB","optional":false},{"name":"Copilot","optional":false},{"name":"MuleSoft","optional":false},{"name":"Apex","optional":true}],"status":"live","first_seen_at":"2026-08-11T00:00:00Z","employer_posted_date":"2026-08-11","last_verified_at":"2026-10-28T23:37:28Z","board_verified":true,"closed_at":null,"days_open":79,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":79},"description":"Job Title:\nMuleSoft API Principal Engineer ILocation:\nBlock 23What you'll do:\nAs a Principal Engineer I you'll provide your expert-level knowledge as the established authority in your domain as well as extensive knowledge across multiple domains to ensure solutions are safe, secure, compliant, and reliable. You'll lead large and complex design efforts supporting critical projects and solutions while engaging with project and business sponsors defining requirements and objectives of targeted solutions. As a Principal Engineer II, you'll also engage in the facilitation of dialogue and large team activities, while ensuring collaboration to include teams outside of your domain. You'll develop effective presentations and narratives for business stakeholders and IT audiences.Build the solution design of efforts that can be handed off to lower-level engineers for execution assuring reuse of platforms where possible.\nReview technical plans developed by lower-level engineers and analysts to assure quality designs which can support the volumetrics of our business partners objectives.\nBuild comprehensive measurement dashboards that give performance insight into key applications of the bank which can feed operational results of our business partners while enforcing IT standards, and may modify or build procedures that support areas of operations across IT.\nWork independently or partner with architecture team counterparts to lay out the final documentation required for proper, ongoing reference of the given solution to include physical and logical layouts with cross reference to use case models.\nArchitect, design, and implement MuleSoft APIs for high-performance, scalable, and secure payment processing.\nLead the adoption of AI-assisted API design and development using GenAI tools (e.g., MuleSoft AI, GitHub Copilot, internal LLMs) to accelerate API creation, reduce development cycle time, and improve code consistency across the Payments API landscape.\nOptimize vCore utilization for cost efficiency, resource allocation, and high availability.\nDevelop resilient and fault-tolerant API architectures, ensuring zero-downtime deployments and disaster recovery strategies.\nLead full API lifecycle management, from development and security hardening to deployment and maintenance.\nImplement API security best practices, including OAuth 2.0, JWT, mTLS, certificate-based authentication, and encryption standards for financial transactions.\nEnsure adherence to FDX (Financial Data Exchange) standards for secure financial data interoperability.\nBuild event-driven architectures utilizing Kafka for high-throughput and low-latency transaction processing.\nImplement NoSQL database integration (MongoDB, Azure CosmosDB) for flexible and scalable data storage solutions.\nDevelop observability frameworks with ELK to monitor API performance, security, and anomalies.\nOptimize MuleSoft worker configurations, clustering, and autoscaling strategies for CloudHub deployments. Need to come up with strategy for future hybrid deployments - Cloud hub and On-prem\nImplement MuleSoft High Availability (HA) clustering and load balancing to ensure resilience and failover capabilities.\nEnforce security policies and compliance controls specific to MuleSoft API gateways.\nDesign and develop APIs using Azure API Management (APIM) to enforce consistent security, rate limiting, versioning, and lifecycle governance while enabling scalable, reusable, and well-managed API consumption across platforms.\nWhat you'll need:\n8+ years of related experience.\nBachelor's degree in related field required; Masters or MBA in related field preferred.\nPrevious leadership experience preferred.\nAdvanced to expert knowledge of general Financial Services or Banking is preferred.\nAdvanced to expert knowledge of applicable regulatory and legal compliance obligations, rules and regulations, industry standards and practices.\nAdvanced to expert experience in leading cross-functional teams and managing multiple projects simultaneously with an established expertise in one or more key domains of the bank (Deposits, Loans, Operations or Reporting) with the ability to walk-through top-level process design. Capable of working with regulatory partners like the CFPB, OCC and FRB through audits and collaboration efforts as situations arise.\nAdvanced to expert familiarity with the capability model across IT and the applications and infrastructures available for engagement in solutioning across the bank to develop results that leverage existing capabilities in addition to implementing new solutions when required. Experience in the design, enhancement and compliance to all governance frameworks across the IT organization to ensure proper compliance to published procedures and standards.\nAdvanced speaking and writing communication skills.\nBenefits you’ll love:\nWe offer all the important things you'd want - like competitive salaries, an ownership stake in the company, medical and dental insurance, time off, a great 401k matching program, tuition assistance program, an employee volunteer program, and a wellness program. In addition, you’ll have the opportunity to bolster your business knowledge, learning the ins and outs of how successful companies operate and manage their finances, giving you invaluable hands-on experience to help grow your career!\nAbout the company:\nWestern Alliance Bank, Member FDIC, is a wholly owned subsidiary of Western Alliance Bancorporation. Serving clients nationwide, Western Alliance Bank includes six legacy bank brands - Alliance Association Bank, Alliance Bank of Arizona, Bank of Nevada, Bridge Bank, First Independent Bank and Torrey Pines Bank - that remain part of the company’s heritage, as well as AmeriHome Mortgage, a Western Alliance Bank Company.\nWestern Alliance Bancorporation is committed to equal employment and will consider all qualified applicants without regard to race, sex, color, religion, age, nation origin, marital status, disability, protected veteran status, sexual orientation, gender identity or genetic information. Western Alliance Bancorporation is committed to working with and providing reasonable accommodations for individuals with disabilities. If you are an individual with a disability and require a reasonable accommodation to complete any part of the application process and/or need an alternative method of applying, please email  or call 602-386-2488. When contacting us, please provide your contact information and state the nature of your accessibility issue. We will only respond to inquiries concerning requests that involve a reasonable accommodation in the application process.\n© Western Alliance Bancorporation","description_format":"text","description_chars":6713,"description_truncated":false,"requirements":{"experience_years_min":8,"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"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Commercial & Retail Banks","Business & SME Lending"],"lifecycle":[{"event":"open","at":"2026-08-11T00:00:00Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 42 · green card filings: 14","filings_12m":42,"filings_prev_12m":38,"green_card_filings_12m":14,"median_offered_wage_usd":133750,"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":21}],"liveness":{"score":11,"band":"cold","label":"Long shot","p_open":1,"p_active":0.405,"p_room":0.28,"age_days":79,"expected_fill_days":30,"reasons":["conf:6","stale_co","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-29T05:49:05Z"},"pay":null,"html_url":"https://alion.io/job/westernalliancebank-mulesoft-api-principal-engineer-i","json_url":"https://alion.io/job/westernalliancebank-mulesoft-api-principal-engineer-i.json","meta":{"generated_at":"2026-10-29T08:58:18Z","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":13539,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-30T00:00:00Z"}},"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":5960},"rest":"https://alion.io/mcp/rest/get_company?id=5960"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fwesternalliancebank-mulesoft-api-principal-engineer-i"},{"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%2Fwesternalliancebank-mulesoft-api-principal-engineer-i"},{"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%2Fwesternalliancebank-mulesoft-api-principal-engineer-i"},{"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/westernalliancebank-mulesoft-api-principal-engineer-i\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fwesternalliancebank-mulesoft-api-principal-engineer-i"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":52264}},{"tool":"search_jobs","arguments":{"company":"westernalliancebank.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":52264},"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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