{"id":1322372,"url":"https://alion.io/job/comply365-senior-full-stack-engineer-eu-hybrid","title":"Senior Full Stack Engineer - EU hybrid","company":{"id":2797839,"name":"Comply365","domain":"comply365.com","url":"https://alion.io/company/comply365","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"BambooHR","truth_index":{"grade":"B","score":79,"open_postings":6,"ghost_share":0,"stale_share":0.833,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-13T05:45:00Z"}},"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":["Barcelona, Spain"],"countries":["ES"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":53000,"max_usd":113000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":24},"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Go","optional":false},{"name":"Java","optional":false},{"name":"Kotlin","optional":false},{"name":"Machine Learning","optional":false},{"name":"PHP","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"TypeScript","optional":false}],"status":"live","first_seen_at":"2026-06-08T00:00:00Z","employer_posted_date":"2026-06-08","last_verified_at":"2026-10-13T17:12:14Z","board_verified":true,"closed_at":null,"days_open":127,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":127},"description":"About Comply365\nThis is an excellent opportunity to join Comply365, the market leader in operational content management, safety management and training management serving the global aviation, defense and rail industries with a stellar customer base of 550+ customers in 80+ countries worldwide and delivering an industry first, connected platform, powered by AI, across these mission critical domains.\nThe Comply365 platform is an industry-first interconnected, intelligent platform with best-in-class solutions across Operational Content Management, Safety, Risk & Quality Management, and Training Management. Powered by industry-specific AI, our unified platform connects data and insights across operations, safety, and training - eliminating complexity and driving measurable gains in efficiency and productivity for aviation, rail and defense organizations worldwide.\nAbout the role\nWhat if you could build something that goes beyond the usual SaaS playbook - solving real, high-impact problems in aviation safety?\nAt SafetyManager365, we move fast, build with intent, and focus on challenges that genuinely matter to our customers and the aviation industry. As a newly formed team within the broader Comply365 group, we operate with the energy and mindset of a startup, backed by the scale of an enterprise. We are looking for full stack engineers who are excited to build meaningful products, ideally with experience in enterprise software and some exposure to AI or aviation. Our engineering culture is highly collaborative and hands-on - we write tests first, pair daily, and ship continuously to trunk. This is a full-time role (40 hours per week) with core hours from 10am to 5pm to ensure strong team alignment and collaboration, while still allowing flexibility outside of those hours. This role is Hybrid and reports into the technical leadership within the SafetyManager365 group.\nPlease note this role is Hybrid based in Barcelona.\nKey Responsibilities\nDesign, develop, and maintain high-quality, scalable AI software solutions that meet the specific needs of our airline clients.\nImplement advanced machine learning algorithms and data processing techniques to solve complex aviation problems, such as predictive risk management and hazard identification.\nWork closely with product managers, designers and other engineers to integrate AI models into production-ready software.\nWrite clean, efficient, and well-documented full-stack code, adhering to best practices in software engineering and maintaining high standards of code quality.\nTake ownership of cloud infrastructure setup and maintenance for the code you write.\nPair program on most code, constructively collaborating with colleagues in real time and contributing to the continuous improvement of the team’s development processes and practices.\nDevelop and execute unit tests, integration tests, and end-to-end tests to ensure the reliability and robustness of the software.\nSkills and Qualifications\nDegree in a relevant discipline or equivalent experience with 8+ years of building high-reliability or at-scale solutions.\nStrong background in backend software development with deep knowledge of at least one popular backend programming language: Python, Go, Kotlin, PHP or Java preferred.\nTrack record of using enterprise-scale database solutions such as Postgres.\nExperience with working on frontend web applications, Typescript experience is a plus.\nFamiliarity with concept of infrastructure-as-code and experience with at least one major cloud infrastructure provider.\nPractical experience applying machine learning models, algorithms and techniques to real-world problems is a big plus.\nExcellent analytical and problem-solving skills, with the ability to tackle complex technical challenges and develop innovative solutions.\nDemonstrates proactive ownership of projects end-to-end, delivering impact with autonomy and precision.\nMeticulous attention to detail and a commitment to delivering high-quality, reliable software solutions.\nStrong communication and teamwork skills, with the ability to work effectively in a collaborative, cross-functional environment.\nWillingness to learn new technologies and industries and adapt to changing requirements in a fast-paced environment.\nA passion for the aviation industry and a desire to leverage AI technology to drive improvements and innovations in airline safety.\nWillingness to work in a setup where most of your day is spent in pair programming session; previous experience pair programming is preferred but not required.\nSalary: €80,000 - €100,000 gross per annum. 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