{"id":197863,"url":"https://alion.io/job/csi-software-engineer-iii-mobile-react-native","title":"Software Engineer III (Mobile - React Native)","company":{"id":45392,"name":"CSI","domain":"csiweb.com","url":"https://alion.io/company/csiweb","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":76,"open_postings":6,"ghost_share":0.333,"stale_share":0.167,"repost_share":0.333,"time_to_fill_p50_days":11,"computed_at":"2026-11-01T06:10:25Z"}},"role":"Backend","role_family":"Backend","seniority":"middle","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Austin, United States"],"countries":["US"],"hiring_countries":["US"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":81000,"max_usd":178000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":14},"experience_years_min":5,"visa_sponsorship":true,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"CI/CD","optional":false},{"name":"React Native","optional":false},{"name":"TypeScript","optional":false},{"name":"JavaScript","optional":true},{"name":"React.js","optional":true}],"status":"live","first_seen_at":"2026-09-03T18:08:43Z","employer_posted_date":"2026-09-03","last_verified_at":"2026-11-01T10:04:21Z","board_verified":true,"closed_at":null,"days_open":58,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":58},"description":"Job Description:\nSoftware Engineer III designs, codes, tests, and debugs scalable mobile applications using React Native and TypeScript; maintains and documents program changes with a focus on performance, usability, and reliability across iOS and Android. Works in complex areas of major CSI applications with emphasis on mobile architecture and third-party integrations, including banking core systems. Contributes to modernization of existing technologies and integration layers. Requires strong problem-solving, creativity, and high engineering standards to deliver intuitive, high-performing mobile experiences.\nResponsibilities:\nProject Leadership: Own development and rollout of large mobile projects and cross-platform solutions integrated with backend systems.\n\nStandards and Practices: Enforce best practices in React Native, TypeScript, mobile performance, and responsive design.\n\nProject Management: Deliver high-quality mobile features efficiently and on time.\n\nTechnical Specifications: Define mobile architecture, APIs, and integration risks (performance, compatibility, dependencies).\n\nCoaching and Mentorship: Promote Agile, CI/CD, and mobile best practices; mentor peers.\n\nExpertise and Innovation: Apply modern mobile technologies and evolving TypeScript ecosystem.\n\nProgramming Knowledge: Strong in React Native and TypeScript; ability to collaborate across backend and integrations.\n\nThought Leadership: Drive mobile UX, architecture, and integration strategy in online banking domain.\n\nMentorship: Guide engineers in scalable mobile development.\n\nAdditional Duties: Support team effectiveness and cross-functional initiatives.\n\n Requirements:\nRequires 5+ years of professional software engineering experience, with strong mobile development experience delivering scalable, reliable applications.\n\nMust have 4-5 years of hands-on React Native and TypeScript experience, including API, backend service, and third-party system integrations.\n\nExperience with financial systems, banking platforms, core integrations, or regulated technology environments preferred.\n\nCollege degree in software engineering, or related field or equivalent industry experience required.\n\nStrong engineering fundamentals, including clean code, maintainable architecture, performance, testing, reliability, security awareness, and documentation.\n\nClear communicator who can collaborate across engineering, product, design, QA, security, architecture, and business teams.\n\nAbility to manage competing priorities in an Agile environment while balancing delivery, support, technical debt, and quality.\n\nAs a forward-thinking software provider, Computer Services, Inc. (CSI) helps community and regional financial institutions solve their customers’ needs through open and flexible technologies. In addition to its award-winning core banking platform, these include the latest in lending, digital banking, payments, financial crime prevention and cybersecurity. Building on its 60-year track record of personalized service, CSI is shaping the future of banking and empowering its customers to rival their competition. For more information about CSI, visit www.csiweb.com\nCSI provides rewarding and challenging career opportunities for our employees. When determining your pay, we consider various factors such as your skills, qualifications, experience and location. Along with a competitive salary, this position includes eligibility for incentive awards based on both individual and business performance. We also offer a comprehensive range of benefits. To learn more about our benefits, visit: Benefits Summary\nCSI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, physical and mental disability, marital status, veteran status, or any other characteristic protected by applicable law. If you need an accommodation during the recruitment process, please email us at  and we will work with you to meet your accessibility needs.\nFor applicants residing in California, please read Privacy Notice for California Residents | CSI (csiweb.com)\nVisa Sponsorship: We are unable to offer visa sponsorship for this position. 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