{"id":2009881,"url":"https://alion.io/job/navan-senior-backend-software-engineer-2","title":"Senior Backend Software Engineer","company":{"id":7473,"name":"Navan","domain":"navan.com","url":"https://alion.io/company/navan","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Welcome to the Jungle","truth_index":{"grade":"A","score":95,"open_postings":6,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":97,"computed_at":"2026-10-10T05:45:15Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Berlin, Germany"],"countries":["DE"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":87000,"max_usd":153000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":58},"experience_years_min":4,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"Java","optional":false},{"name":"Spring Boot","optional":false}],"status":"live","first_seen_at":"2026-09-11T00:12:53Z","employer_posted_date":"2026-10-07","last_verified_at":"2026-10-12T06:32:34Z","board_verified":true,"closed_at":null,"days_open":31,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":31},"description":"Join Navan, a company that has revolutionized the corporate travel, payment, and expense landscape. As a Senior Backend Software Engineer, you will be part of an AI-first engineering team, driving the architecture of a next-generation corporate expense management platform. You will design and develop robust, high-performance features and core services, solve complex engineering challenges, and deliver exceptional customer-facing solutions. You will also collaborate with cross-functional teams, contribute to engineering culture, and have opportunities for learning and growth.\nMissions\nDesign and develop robust, high-performance features and core services that support the company's flagship product and serve a global customer base.\nTake end-to-end ownership of features-from design and development to deployment and operational support-ensuring exceptional quality and value for users.\nChampion best practices in code quality, scalability, documentation, monitoring, and testing, fostering a culture of technical excellence, collaboration, and continuous improvement.\nProfil recherché\n - Product Experience: Hands-on experience developing and maintaining consumer-facing or core business products at scale- AI Integration: Proven experience leveraging AI models and AI-driven development to build intelligent, automated features and enhance engineering productivity\n- Java & Spring Mastery: Proficiency in Java and Spring Boot, with a solid understanding of JVM performance and optimization\n- Systems Architecture: Strong experience with distributed systems, microservices, and API design, including practical expertise with AWS or other cloud platforms\n- 4-6 years of experience building and scaling complex systems in fast-paced, high-growth, or large-scale environments (open to exceptional candidates with less experience)\n- Ownership Mentality: A record of delivering production-quality, maintainable code, and supporting features post-release through monitoring and troubleshooting\n- Technical Excellence: Commitment to engineering best practices in testing, documentation, scalability, and code quality, coupled with a passion for tackling technically demanding and customer-impacting challenges\n- Cross-Functional Collaboration: Collaborative team player able to work effectively with global, cross-functional partners\n- Education: Bachelor's or Master's degree in Computer Science, Engineering, or a related 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